Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YDL198C GGC1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 1 0 1 Mitochondrial GTP/GDP transporter, essential for mitochondrial genome maintenance; has a role in mitochondrial iron transport; member of the mitochondrial carrier family cellular iron ion homeostasis|mitochondrial genome maintenance|transmembrane transport|guanine nucleotide transport guanine nucleotide transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR369W SSQ1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.452610859386201 6.01385354803157e-169 2 Mitochondrial hsp70-type molecular chaperone, required for assembly of iron/sulfur clusters into proteins at a step after cluster synthesis, and for maturation of Yfh1p, which is a homolog of human frataxin implicated in Friedreich's ataxia iron-sulfur cluster assembly|intracellular sequestering of iron ion|protein maturation unfolded protein binding mitochondrion|mitochondrial matrix YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.40284407632356 6.28544526498122e-131 3 Mitochondrial protein of the mitochondrial carrier family, involved in activating mitochondrial Sod2p probably by facilitating insertion of an essential manganese cofactor manganese ion transport|transport transporter activity|metallochaperone activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR237W MRPL7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.398305922490076 8.20538388507728e-128 4 Mitochondrial ribosomal protein of the large subunit; MRPL7 produces both YmL5 and YmL7, which are two different modified forms of the same protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR179C FZO1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.389414336208674 1.14851775045259e-121 5 Mitofusin; integral membrane protein involved in mitochondrial outer membrane tethering and fusion; role in mitochondrial genome maintenance; efficient tethering and degradation of Fzo1p requires an intact N-terminal GTPase domain; targeted for destruction by the ubiquitin ligase SCF-Mdm30p and the cytosolic ubiquitin-proteasome system mitochondrial fusion GTPase activity|protein homodimerization activity mitochondrial outer membrane|mitochondrion|mitochondrial inner membrane|integral to mitochondrial outer membrane YDR462W MRPL28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.383758712579257 4.98807397894905e-118 6 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 YDR079W PET100 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.365854844810592 1.18895130079962e-106 7 Chaperone that specifically facilitates the assembly of cytochrome c oxidase, integral to the mitochondrial inner membrane; interacts with a subcomplex of subunits VII, VIIa, and VIII (Cox7p, Cox9p, and Cox8p) but not with the holoenzyme mitochondrial respiratory chain complex IV assembly|aerobic respiration unfolded protein binding mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.359989941418427 4.44235071612029e-103 8 Mitochondrial ribosomal protein of the small subunit; PET123 exhibits genetic interactions with PET122, which encodes a COX3 mRNA-specific translational activator mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL023C PET130 hom FT MITOCHONDRION 0.356961603237153 2.90417143257407e-101 9 Protein required for respiratory growth; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YGR220C MRPL9 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.356677826612823 4.28673118119091e-101 10 Mitochondrial ribosomal protein of the large subunit cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR518W EUG1 hom FT ENDOPLASMIC RETICULUM 0.356121545653722 9.18575880381469e-101 11 Protein disulfide isomerase of the endoplasmic reticulum lumen; EUG1 has a paralog, PDI1, that arose from the whole genome duplication; function overlaps with that of Pdi1p; may interact with nascent polypeptides in the ER protein folding protein disulfide isomerase activity|protein disulfide oxidoreductase activity endoplasmic reticulum YNL252C MRPL17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.355743674924054 1.54017609878915e-100 12 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YGR150C CCM1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.351431737141549 8.47370966875999e-98 13 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 YNL213C RRG9 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.350392210004115 2.15571936600184e-97 14 Protein of unknown function; null mutant lacks mitochondrial DNA and cannot grow on glycerol; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies mitochondrion organization|mitochondrial genome maintenance molecular_function mitochondrion YPR166C MRP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.343222607229433 2.84112731513966e-93 15 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOR330C MIP1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.3400997705543 2.22920791781541e-91 16 Mitochondrial DNA polymerase; conserved C-terminal segment is required for the maintenance of mitochondrial genome; mutations in the human ortholog POLG are associated with Alpers-Huttenlocher syndrome (AHS) and other mitochondrial diseases; Mip1p is the single subunit of mitochondrial DNA polymerase in yeast, in contrast to metazoans in which there is a complex of a catalytic subunit and an accessory subunit mitochondrial DNA replication 3'-5' exonuclease activity|DNA-directed DNA polymerase activity mitochondrion YDR533C HSP31 hom FT PROTEOLYSIS 0.338633838421212 1.08140230549266e-90 17 Possible chaperone and cysteine protease; has similarity to E. coli Hsp31; member of the DJ-1/ThiJ/PfpI superfamily, which includes human DJ-1 involved in Parkinson's disease; exists as a dimer and contains a putative metal-binding site; protein abundance increases in response to DNA replication stress biological_process unfolded protein binding|cysteine-type peptidase activity cellular_component YKL194C MST1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.335281868040055 7.78873087565721e-89 18 Mitochondrial threonyl-tRNA synthetase; aminoacylates both the canonical threonine tRNA tT(UGU)Q1 and the unusual threonine tRNA tT(XXX)Q2 in vitro mitochondrial threonyl-tRNA aminoacylation threonine-tRNA ligase activity mitochondrion YGR102C GTF1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.333230677212743 1.39596752167561e-87 19 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; transposon insertion mutant is salt sensitive and null mutant has growth defects; non-tagged protein is detected in purified mitochondria glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YDR375C BCS1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.331204515297356 1.39693517500852e-86 20 Protein translocase and chaperone required for Complex III assembly; member of the AAA ATPase family; forms a homo-oligomeric complex in the mitochondrial inner membrane that translocates the C-terminal domain of Rip1p from the matrix across the inner membrane, and then delivers it to an assembly intermediate of respiratory Complex III in an ATP-dependent reaction; also required for assembly of the Qcr10p subunit; mutations in human homolog BCS1L linked to neonatal diseases protein insertion into mitochondrial membrane from inner side|chaperone-mediated protein complex assembly|mitochondrial respiratory chain complex III assembly protein transmembrane transporter activity|ATPase activity mitochondrion|mitochondrial inner membrane YMR287C DSS1 hom FT MITOCHONDRION 0.328973219082165 5.00135600163193e-85 21 3'-5' exoribonuclease, component of the mitochondrial degradosome along with the ATP-dependent RNA helicase Suv3p; the degradosome associates with the ribosome and mediates turnover of aberrant or unprocessed RNAs mitochondrial RNA catabolic process exoribonuclease II activity mitochondrion|mitochondrial degradosome YKL155C RSM22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.328686890236148 3.57792323652846e-85 22 Mitochondrial ribosomal protein of the small subunit; also predicted to be an S-adenosylmethionine-dependent methyltransferase mitochondrial translation structural constituent of ribosome|S-adenosylmethionine-dependent methyltransferase activity mitochondrion|mitochondrial small ribosomal subunit YCR024C SLM5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.328642381154057 3.18324982364173e-85 23 Mitochondrial asparaginyl-tRNA synthetase asparaginyl-tRNA aminoacylation|mitochondrial asparaginyl-tRNA aminoacylation asparagine-tRNA ligase activity mitochondrion YDR230W_d YDR230W hom 0.327482240868284 1.77098297871727e-84 24 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene COX20 Unknown Unknown Unknown YDR337W MRPS28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.325563510688384 1.48467126777174e-83 25 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|RNA binding mitochondrion|mitochondrial small ribosomal subunit YNL184C_p YNL184C hom 0.323396980929445 1.96299046179306e-82 26 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YML129C COX14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.321597921563569 1.72640572644327e-81 27 Mitochondrial membrane protein, involved in translational regulation of Cox1p and assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes mitochondrial respiratory chain complex IV assembly|negative regulation of mitochondrial translation molecular_function mitochondrial envelope|mitochondrion|integral to membrane|mitochondrial inner membrane|mitochondrial matrix|extrinsic to membrane YMR072W ABF2 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.321271782922237 2.5563685643109e-81 28 Mitochondrial DNA-binding protein involved in mitochondrial DNA replication and recombination, member of HMG1 DNA-binding protein family; activity may be regulated by protein kinase A phosphorylation mitochondrion inheritance|mitochondrial DNA packaging|mitochondrial genome maintenance DNA binding, bending|DNA binding mitochondrial nucleoid|mitochondrial chromosome|mitochondrion YDR296W MHR1 hom FT MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.318913203271469 4.30740077147557e-80 29 Protein involved in homologous recombination in mitochondria; required for recombination-dependent mtDNA partitioning; involved in stimulation of mitochondrial DNA replication in response to oxidative stress cellular response to oxidative stress|positive regulation of mitochondrial DNA replication|regulation of transcription, DNA-dependent|mitochondrial genome maintenance|DNA recombination single-stranded DNA binding|recombinase activity|DNA binding mitochondrion|nucleus YNR037C RSM19 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.317367114494387 2.70571659836762e-79 30 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S19 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPL013C MRPS16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.313330196045586 3.11783163735574e-77 31 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPL040C ISM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.312340317885487 9.87364764311574e-77 32 Mitochondrial isoleucyl-tRNA synthetase, null mutant is deficient in respiratory growth isoleucyl-tRNA aminoacylation|mitochondrial isoleucyl-tRNA aminoacylation|mitochondrial translation isoleucine-tRNA ligase activity mitochondrion YMR035W IMP2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.311347238617591 3.1246102600336e-76 33 Catalytic subunit of the mitochondrial inner membrane peptidase complex, required for maturation of mitochondrial proteins of the intermembrane space; complex contains Imp1p and Imp2p (both catalytic subunits), and Som1p protein processing involved in protein targeting to mitochondrion endopeptidase activity mitochondrial inner membrane peptidase complex YKL068W-A_p YKL068W-A hom 0.310922896104937 5.10498493093315e-76 34 Putative protein of unknown function; identified by homology to Ashbya gossypii biological_process molecular_function cellular_component YMR228W MTF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.310771975261814 6.07764872127368e-76 35 Mitochondrial RNA polymerase specificity factor; has structural similarity to S-adenosylmethionine-dependent methyltransferases and functional similarity to bacterial sigma-factors; Mtf1p interacts with and stabilizes the Rpo41p-promoter complex, enhancing DNA bending and melting to facilitate pre-initiation open complex formation transcription initiation from mitochondrial promoter mitochondrial RNA polymerase binding promoter specificity activity mitochondrion|mitochondrial DNA-directed RNA polymerase complex|mitochondrial matrix|mitochondrial intermembrane space YNL081C SWS2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.310556535379141 7.7943392906744e-76 36 Putative mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S13 ribosomal protein; participates in controlling sporulation efficiency regulation of sporulation resulting in formation of a cellular spore|mitochondrial translation structural constituent of ribosome mitochondrial small ribosomal subunit|cytoplasm YMR098C ATP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.309746003207488 3.12717666045341e-75 37 Mitochondrial protein required for the stability of Oli1p (Atp9p) mRNA and for the Oli1p ring formation; YMR098C is not an essential gene mRNA stabilization|mitochondrial proton-transporting ATP synthase complex assembly molecular_function mitochondrion|mitochondrial inner membrane YMR193W MRPL24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.308182901868685 1.2529037451451e-74 38 Mitochondrial ribosomal protein of the large subunit; two mitochondrial ribosomal proteins, YmL14 and YmL24, have been assigned to the same gene mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLL033W IRC19 hom 0.306499872462041 8.11636507740529e-74 39 Putative protein of unknown function; YLL033W is not an essential gene but mutant is defective in spore formation; null mutant displays increased levels of spontaneous Rad52p foci mitotic recombination|ascospore formation molecular_function cellular_component YJR144W MGM101 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.30464330408265 7.68673081863647e-73 40 Protein with a role in mitochondrial DNA recombinational repair;also involved in interstrand cross-link repair; binds to and catalyzes the annealing of single-stranded mtDNA; oligomerizes to form rings and filaments; related to Rad52-type recombination proteins, with limited overall similarity but sharing conserved functionally important residues; component of the mitochondrial nucleoid, required for the repair of oxidative mtDNA damage DNA repair|recombinational repair|DNA strand renaturation molecular_function mitochondrial nucleoid|mitochondrion YPL132W COX11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.304061823446803 1.27820662426985e-72 41 Mitochondrial inner membrane protein required for delivery of copper to the Cox1p subunit of cytochrome c oxidase; association with mitochondrial ribosomes suggests that copper delivery may occur during translation of Cox1p protein complex assembly|aerobic respiration copper ion binding mitochondrial envelope|mitochondrion|mitochondrial ribosome|mitochondrial inner membrane YNL177C MRPL22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.303895490193728 1.54121765109217e-72 42 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YER050C RSM18 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.303643211387789 2.04651255452511e-72 43 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S18 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR231C COX20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.301644184758067 1.91655466632899e-71 44 Mitochondrial inner membrane protein, required for proteolytic processing of Cox2p and its assembly into cytochrome c oxidase mitochondrial respiratory chain complex IV assembly|protein processing|aerobic respiration unfolded protein binding mitochondrion|mitochondrial inner membrane YKL170W MRPL38 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.300416562711309 7.50476670414576e-71 45 Mitochondrial ribosomal protein of the large subunit; appears as two protein spots (YmL34 and YmL38) on two-dimensional SDS gels; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR268W MSW1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.300006260647521 1.18257479024464e-70 46 Mitochondrial tryptophanyl-tRNA synthetase mitochondrial tryptophanyl-tRNA aminoacylation tryptophan-tRNA ligase activity mitochondrion YGR076C MRPL25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.298646295879701 5.31037753520855e-70 47 Mitochondrial ribosomal protein of the large subunit; mutation confers increased replicative lifespan mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHL038C CBP2 hom FT RNA PROCESSING|MITOCHONDRION 0.298432740687755 6.71792651232743e-70 48 Required for splicing of the group I intron bI5 of the COB pre-mRNA; nuclear-encoded mitochondrial protein that binds to the RNA to promote splicing; also involved in but not essential for splicing of the COB bI2 intron and the intron in the 21S rRNA gene Group I intron splicing RNA binding mitochondrion YER087W AIM10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.297627713540281 1.62694440119984e-69 49 Protein with similarity to tRNA synthetases; non-tagged protein is detected in purified mitochondria; null mutant is viable and displays elevated frequency of mitochondrial genome loss biological_process proline-tRNA ligase activity mitochondrion YGL064C MRH4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|MITOCHONDRION 0.297426690638208 2.0281643848347e-69 50 Mitochondrial ATP-dependent RNA helicase of the DEAD-box family, plays an essential role in mitochondrial function RNA metabolic process RNA helicase activity mitochondrion YPL215W CBP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.296767172259186 4.17481844169497e-69 51 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 YJL166W QCR8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.293323802641583 1.75479849854463e-67 52 Subunit 8 of ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; oriented facing the intermembrane space; expression is regulated by Abf1p and Cpf1p mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YDR377W ATP17 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.293290317508269 1.81930650003885e-67 53 Subunit f of the F0 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YEL050C RML2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.292647232429379 3.63584229279752e-67 54 Mitochondrial ribosomal protein of the large subunit, has similarity to E. coli L2 ribosomal protein; fat21 mutant allele causes inability to utilize oleate and may interfere with activity of the Adr1p transcription factor cytoplasmic translation|fatty acid metabolic process structural constituent of ribosome mitochondrial large ribosomal subunit YMR286W MRPL33 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.292473847344436 5.73374836411751e-67 55 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR251W MRPS5 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.291059988393133 1.9927359691108e-66 56 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.29064013079323 3.11958576626962e-66 57 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YOR200W_d YOR200W hom 0.2905296516366 3.50962235799049e-66 58 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MRM1/YOR201c Unknown Unknown Unknown YER141W COX15 hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.289726993676209 8.24684846398266e-66 59 Protein required for the hydroxylation of heme O to form heme A, which is an essential prosthetic group for cytochrome c oxidase heme a biosynthetic process oxidoreductase activity, acting on NADH or NADPH, heme protein as acceptor mitochondrion|integral to membrane|mitochondrial inner membrane YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.289599619553685 9.44181568289263e-66 60 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YOR065W CYT1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.288212311780334 4.88363174533238e-65 61 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 YJL022W_d YJL022W hom 0.287983337341864 5.22557315169667e-65 62 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene PET130 Unknown Unknown Unknown YOR187W TUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.28779585817996 6.36810993942947e-65 63 Mitochondrial translation elongation factor Tu; comprises both GTPase and guanine nucleotide exchange factor activities, while these activities are found in separate proteins in S. pombe and humans mitochondrial translational elongation|mitochondrial translation GTPase activity|translation elongation factor activity mitochondrion|mitochondrial matrix YER058W PET117 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.2865624281628 2.33002118020994e-64 64 Protein required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion YHR051W COX6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.285442685525238 7.5219385059224e-64 65 Subunit VI of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain; expression is regulated by oxygen levels mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YKL138C MRPL31 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.285304772738202 1.07488083979057e-63 66 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YNR045W PET494 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.285276007890508 8.95142769894379e-64 67 Mitochondrial translational activator specific for the COX3 mRNA, acts together with Pet54p and Pet122p; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YGL107C RMD9 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.285013317013402 1.17727299537276e-63 68 Mitochondrial protein required for respiratory growth; mutant phenotype and genetic interactions suggest a role in delivering mt mRNAs to ribosomes; located on matrix face of the inner membrane and loosely associated with mitoribosomes translational initiation|regulation of mRNA stability|aerobic respiration molecular_function extrinsic to mitochondrial inner membrane|mitochondrion YEL059C-A SOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.284492577149761 2.02472252721287e-63 69 Subunit of the mitochondrial inner membrane peptidase, which is required for maturation of mitochondrial proteins of the intermembrane space; Som1p facilitates cleavage of a subset of substrates; contains twin cysteine-x9-cysteine motifs proteolysis|mitochondrial respiratory chain complex assembly endopeptidase activity mitochondrial inner membrane peptidase complex|mitochondrial inner membrane YIL093C RSM25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.284162836573957 2.85246358948572e-63 70 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR257C PET111 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.283613337061449 5.04466481913761e-63 71 Mitochondrial translational activator specific for the COX2 mRNA; located in the mitochondrial inner membrane mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|mitochondrial inner membrane YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.283067240763459 1.09486161086897e-62 72 DNA helicase; exists in a nuclear form that acts as a catalytic inhibitor of telomerase; and as a mitochondrial form involved in repair and recombination of mitochondrial DNA; mutations affect zinc and iron homeostasis; regulated by Rad53p-dependent phosphorylation in rho0 cells chromosome organization|negative regulation of telomere maintenance via telomerase|telomere maintenance|mitochondrial genome maintenance|DNA recombination DNA helicase activity|telomerase inhibitor activity mitochondrion|nucleus|mitochondrial membrane YMR097C MTG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.282932084696178 1.36872049147159e-62 73 Putative GTPase peripheral to the mitochondrial inner membrane, essential for respiratory competence, likely functions in assembly of the large ribosomal subunit, has homologs in plants and animals mitochondrial translation GTPase activity mitochondrion|mitochondrial inner membrane YDR175C RSM24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.282920473818587 1.27395267393256e-62 74 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGR171C MSM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.279230488051394 4.54800724902499e-61 75 Mitochondrial methionyl-tRNA synthetase (MetRS), functions as a monomer in mitochondrial protein synthesis; functions similarly to cytoplasmic MetRS although the cytoplasmic form contains a zinc-binding domain not found in Msm1p methionyl-tRNA aminoacylation methionine-tRNA ligase activity mitochondrion YHL004W MRP4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.278780099154408 7.18973809230931e-61 76 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|tRNA binding mitochondrion|mitochondrial small ribosomal subunit YLR067C PET309 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.278502745707398 9.52811569923861e-61 77 Specific translational activator for the COX1 mRNA, also influences stability of intron-containing COX1 primary transcripts; localizes to the mitochondrial inner membrane; contains seven pentatricopeptide repeats (PPRs) positive regulation of mitochondrial translational initiation|RNA metabolic process|mitochondrial respiratory chain complex IV biogenesis|aerobic respiration translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion|integral to membrane|mitochondrial inner membrane YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.278238721499239 1.29674341838627e-60 78 Conserved protein required for assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase; mutation of human ATP12 reduces active ATP synthase levels and is associated with the disorder ATPAF2 deficiency mitochondrial proton-transporting ATP synthase complex assembly protein domain specific binding mitochondrion YPL078C ATP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.278153691523022 1.3574234505583e-60 79 Subunit b of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; contributes to the oligomerization of the complex; phosphorylated protein complex oligomerization|ATP synthesis coupled proton transport proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane YMR293C HER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.278065624484675 1.48409233013819e-60 80 Subunit of the trimeric GatFAB AmidoTransferase(AdT) complex; involved in the formation of Q-tRNAQ; required for remodeling of ER caused by Hmg2p overexpression; similar to bacterial GatA glutamyl-tRNA amidotransferase endoplasmic reticulum organization|glutaminyl-tRNAGln biosynthesis via transamidation glutaminyl-tRNA synthase (glutamine-hydrolyzing) activity mitochondrion|glutamyl-tRNA(Gln) amidotransferase complex YLL009C COX17 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.277735780102917 2.07229363792925e-60 81 Copper metallochaperone that transfers copper to Sco1p and Cox11p for eventual delivery to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|intracellular copper ion transport copper chaperone activity cytosol|mitochondrion|mitochondrial intermembrane space YDL032W_d YDL032W hom 0.275556691491846 1.85913006414097e-59 82 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene SLM3/YDL033C; YDL032W is not an essential gene Unknown Unknown Unknown YOL095C HMI1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.275117326453834 2.88656001314345e-59 83 Mitochondrial inner membrane localized ATP-dependent DNA helicase, required for the maintenance of the mitochondrial genome; not required for mitochondrial transcription; has homology to E. coli helicase uvrD mitochondrial genome maintenance|mitochondrial DNA metabolic process ATP-dependent 3'-5' DNA helicase activity mitochondrion|mitochondrial matrix YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.275058626169758 5.32050867100464e-59 84 Cytoskeletal protein binding protein required for assembly of the cortical actin cytoskeleton; interacts with proteins regulating actin dynamics and proteins required for endocytosis; found in the nucleus and cell cortex; has 3 SH3 domains fungal-type cell wall organization|endocytosis|actin cortical patch assembly ubiquitin binding|protein binding, bridging cell cortex|nucleus|mating projection tip|actin cortical patch YJL209W CBP1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.273986418368453 1.04377617719864e-58 85 Mitochondrial protein, regulator of COB mRNA stability and translation; interacts with the 5'-untranslated region of the COB mRNA; found in a complex at the inner membrane along with Pet309p; localizes to mitochondrial foci upon DNA replication stress mitochondrial mRNA catabolic process|aerobic respiration mRNA binding mitochondrion|extrinsic to mitochondrial inner membrane YGR219W_d YGR219W hom 0.273976180480528 9.37570808721723e-59 86 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF MRPL9/YGR220C Unknown Unknown Unknown YNL005C MRP7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.273868028403635 1.04410491978833e-58 87 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YDL068W_d YDL068W hom 0.273541206504017 1.38964829603473e-58 88 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER077C_p YER077C hom FT MITOCHONDRION 0.273355815048873 1.67066525559657e-58 89 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function mitochondrion YHR116W COX23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.273217248785797 1.99315862314217e-58 90 Mitochondrial intermembrane space protein that functions in mitochondrial copper homeostasis, essential for functional cytochrome oxidase expression; homologous to Cox17p; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex assembly molecular_function mitochondrion|cytoplasm YNR036C MRPS12 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.273113296954775 2.20965010205208e-58 91 Mitochondrial protein; may interact with ribosomes based on co-purification experiments; similar to E. coli and human mitochondrial S12 ribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|ribosome|mitochondrial small ribosomal subunit YLR260W LCB5 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.272876033811048 3.66885995595542e-58 92 Minor sphingoid long-chain base kinase, paralog of Lcb4p responsible for few percent of the total activity, possibly involved in synthesis of long-chain base phosphates, which function as signaling molecules response to heat|calcium-mediated signaling|sphingolipid metabolic process D-erythro-sphingosine kinase activity Golgi apparatus|membrane YPL029W SUV3 hom FF|FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.272735196918127 3.0916569769329e-58 93 ATP-dependent RNA helicase, component of the mitochondrial degradosome along with the RNase Dss1p; the degradosome associates with the ribosome and mediates RNA turnover; also required during splicing of the COX1 AI5_beta intron mitochondrial DNA replication|mitochondrial RNA catabolic process|Group I intron splicing exoribonuclease II activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial chromosome|mitochondrial degradosome YLR091W GEP5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.271551974369158 9.95104459428695e-58 94 Protein of unknown function, required for mitochondrial genome maintenance; detected in highly purified mitochondria in high-throughput studies; null mutant has decreased levels of cardiolipin and phosphatidylethanolamine mitochondrial genome maintenance molecular_function mitochondrion YGL129C RSM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.271521117618548 1.0258270843191e-57 95 Mitochondrial ribosomal protein of the small subunit, has similarity to mammalian apoptosis mediator proteins; null mutation prevents induction of apoptosis by overproduction of metacaspase Mca1p mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGR183C QCR9 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.270871680694475 2.26492301822609e-57 96 Subunit 9 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; required for electron transfer at the ubiquinol oxidase site of the complex iron-sulfur cluster assembly|mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YDR065W RRG1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.27083294985231 2.01899138767966e-57 97 Protein of unknown function, required for vacuolar acidification and mitochondrial genome maintenance; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies mitochondrial genome maintenance|vacuolar acidification molecular_function mitochondrion YDR298C ATP5 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.270679802100193 2.34670823170603e-57 98 Subunit 5 of the stator stalk of mitochondrial F1F0 ATP synthase, which is an evolutionarily conserved enzyme complex required for ATP synthesis; homologous to bovine subunit OSCP (oligomycin sensitivity-conferring protein); phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, stator stalk|mitochondrial proton-transporting ATP synthase complex YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.270651481106362 3.03414577909476e-57 99 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL016C ATP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.270630381688698 2.46337272415524e-57 100 Subunit d of the stator stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis protein complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase, stator stalk|integral to membrane|mitochondrial proton-transporting ATP synthase complex YGR215W RSM27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.270612970725464 2.50583495829025e-57 101 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR267W PPA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.270370662195136 3.42995296240845e-57 102 Mitochondrial inorganic pyrophosphatase, required for mitochondrial function and possibly involved in energy generation from inorganic pyrophosphate aerobic respiration inorganic diphosphatase activity mitochondrion YDL067C COX9 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.269567952897244 6.97334216623633e-57 103 Subunit VIIa of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YJL003W COX16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.26882007849403 1.4465375687311e-56 104 Mitochondrial inner membrane protein, required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial inner membrane YDR347W MRP1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.267971950787479 3.29970707828935e-56 105 Mitochondrial ribosomal protein of the small subunit; MRP1 exhibits genetic interactions with PET122, encoding a COX3-specific translational activator, and with PET123, encoding a small subunit mitochondrial ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDL069C CBS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.26638756860026 1.90694213683635e-55 106 Mitochondrial translational activator of the COB mRNA; membrane protein that interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial ribosome YBL080C PET112 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.265349351629829 4.14706937510412e-55 107 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 YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.264752371202333 7.349179810775e-55 108 Mitochondrial ribosomal protein of the large subunit; protein abundance increases in response to DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial inner membrane|mitochondrial large ribosomal subunit YGR165W MRPS35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.264393504946747 1.33633498940434e-54 109 Mitochondrial ribosomal protein of the small subunit; null mutant does not grow on glycerol, is sensitive to 2,4-dichlorophenol, and accumulates large lipid droplets mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR138W CIN4 hom FT SIGNALING 0.263897504787697 1.66329921241919e-54 110 GTP-binding protein involved in beta-tubulin (Tub2p) folding; isolated as mutant with increased chromosome loss and sensitivity to benomyl; regulated by the GTPase-activating protein, Cin2p, the human retinitis pigmentosa 2 (RP2) homolog protein folding|tubulin complex assembly|tubulin complex biogenesis GTP binding cytoplasm YDR322W MRPL35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.263565871978308 6.74826428139125e-54 111 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.263025664659619 3.81414257866191e-54 112 Aconitase, required for the tricarboxylic acid (TCA) cycle and also independently required for mitochondrial genome maintenance; phosphorylated; component of the mitochondrial nucleoid; mutation leads to glutamate auxotrophy propionate metabolic process|glutamate biosynthetic process|tricarboxylic acid cycle|mitochondrial genome maintenance|citrate metabolic process double-stranded DNA binding|aconitate hydratase activity|single-stranded DNA binding mitochondrial nucleoid|cytosol|mitochondrion|mitochondrial matrix YJL062W-A COA3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.262090084150341 9.26108829692916e-54 113 Mitochondrial inner membrane protein that participates in regulation of COX1 translation, Cox1p stabilization, and cytochrome oxidase assembly mitochondrial respiratory chain complex IV assembly|negative regulation of mitochondrial translation molecular_function mitochondrion|mitochondrial inner membrane|integral to mitochondrial inner membrane YIL014C-A_p YIL014C-A hom 0.261800338215982 1.21803593097281e-53 114 Putative protein of unknown function biological_process molecular_function cellular_component YMR151W_d YIM2 hom 0.261744671679334 1.28382276045588e-53 115 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 YLR069C MEF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.261055771853855 2.45903563206107e-53 116 Mitochondrial elongation factor involved in translational elongation mitochondrial translational elongation|mitochondrial translation translation elongation factor activity mitochondrion YLR295C ATP14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.260128087857939 5.88198330740555e-53 117 Subunit h of the F0 sector of mitochondrial F1F0 ATP synthase; F1F0 ATP synthase is a large, evolutionarily conserved enzyme complex required for ATP synthesis; protein abundance increases in response to DNA replication stress cristae formation|mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YPR100W MRPL51 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.259886282197445 8.19871483123263e-53 118 Mitochondrial ribosomal protein of the large subunit mitochondrial translation|aerobic respiration structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YPL005W AEP3 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.259837368663864 7.725107355549e-53 119 Protein that may facilitate use of unformylated tRNA-Met in mitochondrial translation initiation; localized to the matrix face of the mitochondrial inner membrane; stabilizes the bicistronic AAP1-ATP6 mRNA mRNA metabolic process|mitochondrial translational initiation molecular_function mitochondrion|mitochondrial inner membrane|cytoplasm|extrinsic to membrane YJR120W YJR120W hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.259774295861692 9.76668978959093e-53 120 Protein of unknown function; essential for growth under anaerobic conditions; mutation causes decreased expression of ATP2, impaired respiration, defective sterol uptake, and altered levels/localization of ABC transporters Aus1p and Pdr11p cellular respiration|sterol transport|mitochondrion organization molecular_function cellular_component YHR050W-A_p YHR050W-A hom 0.259766760069483 8.25341367148062e-53 121 Protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGR222W PET54 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.259691739855496 9.83616177161446e-53 122 Mitochondrial inner membrane protein; binds to the 5' UTR of the COX3 mRNA to activate its translation together with Pet122p and Pet494p; also binds to the COX1 Group I intron AI5 beta to facilitate exon ligation during splicing Group I intron splicing|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis translation regulator activity|RNA binding mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial inner membrane|mitochondrial matrix YLR149C YLR149C hom 0.259672723731493 9.01324476920159e-53 123 Protein of unknown function; overexpression causes a cell cycle delay or arrest; null mutation results in a decrease in plasma membrane electron transport; YLR149C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function cellular_component YDR194C MSS116 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.258309048242095 3.33290869534751e-52 124 DEAD-box protein required for efficient splicing of mitochondrial Group I and II introns; non-polar RNA helicase that also facilities strand annealing RNA folding|Group I intron splicing|Group II intron splicing RNA binding|RNA strand annealing activity|ATP-dependent RNA helicase activity mitochondrion|mitochondrial matrix YDR332W IRC3 hom FT MITOCHONDRION 0.256838161498332 1.26012818009641e-51 125 Putative RNA helicase of the DEAH/D-box family; null mutant displays increased levels of spontaneous Rad52p foci; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion biological_process ATP-dependent RNA helicase activity mitochondrion YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.25526953887192 6.12363145492439e-51 126 1-phosphatidylinositol-3-phosphate 5-kinase; vacuolar membrane kinase that generates phosphatidylinositol (3,5)P2, which is involved in vacuolar sorting and homeostasis phosphatidylinositol phosphorylation 1-phosphatidylinositol-3-phosphate 5-kinase activity|phosphatidylinositol-3-phosphate binding endosome membrane|mitochondrion|fungal-type vacuole membrane|PAS complex YJR113C RSM7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.254823726684657 1.01944077161812e-50 127 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S7 ribosomal protein mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YIL070C MAM33 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.253783292314849 2.08475030766558e-50 128 Acidic protein of the mitochondrial matrix involved in oxidative phosphorylation; related to the human complement receptor gC1q-R aerobic respiration molecular_function mitochondrion|mitochondrial matrix YDR519W FPR2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.253696541384769 2.25642018392392e-50 129 Membrane-bound peptidyl-prolyl cis-trans isomerase (PPIase); binds to the drugs FK506 and rapamycin; expression pattern suggests possible involvement in ER protein trafficking; relocalizes from nucleus to vacuole upon DNA replication stress biological_process FK506 binding|peptidyl-prolyl cis-trans isomerase activity endoplasmic reticulum membrane YDR197W CBS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.25285819038516 4.84000087609664e-50 130 Mitochondrial translational activator of the COB mRNA; interacts with translating ribosomes, acts on the COB mRNA 5'-untranslated leader mitochondrial respiratory chain complex III biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial ribosome YIR021W MRS1 hom FT RNA PROCESSING|MITOCHONDRION 0.25260358065028 7.19723075885848e-50 131 Protein required for the splicing of two mitochondrial group I introns (BI3 in COB and AI5beta in COX1); forms a splicing complex, containing four subunits of Mrs1p and two subunits of the BI3-encoded maturase, that binds to the BI3 RNA Group I intron splicing endodeoxyribonuclease activity|RNA binding mitochondrion YMR064W AEP1 hom FT TRANSLATION|MITOCHONDRION 0.252453227584276 6.99030979657106e-50 132 Protein required for expression of the mitochondrial OLI1 gene encoding subunit 9 of F1-F0 ATP synthase regulation of translation translation regulator activity mitochondrion YNL284C MRPL10 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.252276862873951 8.76239912369946e-50 133 Mitochondrial ribosomal protein of the large subunit; appears as two protein spots (YmL10 and YmL18) on two-dimensional SDS gels mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YCR028C-A RIM1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.251427553616908 1.76833511710412e-49 134 Single-stranded DNA-binding protein essential for mitochondrial genome maintenance; involved in mitochondrial DNA replication mitochondrial DNA replication|mitochondrial genome maintenance single-stranded DNA binding mitochondrial nucleoid|mitochondrion YDL045W-A MRP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.250575029040361 3.81226528217934e-49 135 Mitochondrial ribosomal protein of the small subunit; contains twin cysteine-x9-cysteine motifs mitochondrial translation|mitochondrial respiratory chain complex assembly structural constituent of ribosome mitochondrial small ribosomal subunit YJL046W AIM22 hom FT MITOCHONDRION 0.2482196603727 3.13539315670507e-48 136 Putative lipoate-protein ligase, required along with Lip2 and Lip5 for lipoylation of Lat1p and Kgd2p; similar to E. coli LplA; null mutant displays reduced frequency of mitochondrial genome loss protein lipoylation lipoate-protein ligase activity mitochondrion YPR099C_d YPR099C hom 0.247500550405685 5.93948073092562e-48 137 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene MRPL51/YPR100W Unknown Unknown Unknown YMR282C AEP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.247201636335826 7.7413005075336e-48 138 Mitochondrial protein, likely involved in translation of the mitochondrial OLI1 mRNA; exhibits genetic interaction with the OLI1 mRNA 5'-untranslated leader mitochondrial translational initiation molecular_function mitochondrion YDL107W MSS2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.24615058056728 1.95963774785403e-47 139 Peripherally bound inner membrane protein of the mitochondrial matrix involved in membrane insertion of C-terminus of Cox2p, interacts genetically and physically with Cox18p protein insertion into mitochondrial membrane from inner side molecular_function extrinsic to mitochondrial inner membrane|mitochondrial matrix YOR211C MGM1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.24590970050834 2.42296369290501e-47 140 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 YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.24468603977254 7.09600094424661e-47 141 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 YHR147C MRPL6 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.243769930219324 1.9005999814707e-46 142 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.243752145194397 1.87175312380212e-46 143 Probable mitochondrial seryl-tRNA synthetase, mutant displays increased invasive and pseudohyphal growth pseudohyphal growth|invasive growth in response to glucose limitation|mitochondrial seryl-tRNA aminoacylation serine-tRNA ligase activity mitochondrion|cytoplasm YBL090W MRP21 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.243146783201077 2.71860334919894e-46 144 Mitochondrial ribosomal protein of the small subunit; MRP21 exhibits genetic interactions with mutations in the COX2 and COX3 mRNA 5'-untranslated leader sequences mitochondrial translational initiation|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YBL021C HAP3 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.242590333108581 4.40770797014651e-46 145 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; contains sequences contributing to both complex assembly and DNA binding carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of cellular respiration RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription CCAAT-binding factor complex YNL073W MSK1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.242178564429442 6.29749058165853e-46 146 Mitochondrial lysine-tRNA synthetase, required for import of both aminoacylated and deacylated forms of tRNA(Lys) into mitochondria and for aminoacylation of mitochondrially encoded tRNA(Lys) tRNA import into mitochondrion|lysyl-tRNA aminoacylation|mitochondrial lysyl-tRNA aminoacylation|mitochondrial translation lysine-tRNA ligase activity mitochondrion YJL063C MRPL8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.241993857810794 7.38890455941435e-46 147 Mitochondrial ribosomal protein of the large subunit mitochondrial genome maintenance|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YCR046C IMG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.240462291110308 3.21260985740475e-45 148 Mitochondrial ribosomal protein of the large subunit, required for respiration and for maintenance of the mitochondrial genome mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.239482155684249 7.65526406606665e-45 149 Ubiquinol-cytochrome-c reductase, a Rieske iron-sulfur protein of the mitochondrial cytochrome bc1 complex; transfers electrons from ubiquinol to cytochrome c1 during respiration; during import, Rip1p is first imported into the mitochondrial matrix where it is processed, acquires its Fe-S cluster, and is folded, then is translocated into the inner membrane by the action of a homo-oligomer of Bcs1p, and finally is delivered by Bcs1p to Complex III for assembly mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.239305370117967 7.45139516353885e-45 150 Dihydrolipoamide dehydrogenase, the lipoamide dehydrogenase component (E3) of the pyruvate dehydrogenase and 2-oxoglutarate dehydrogenase multi-enzyme complexes L-serine biosynthetic process|2-oxoglutarate metabolic process|leucine catabolic process|glycine catabolic process|isoleucine catabolic process|pyruvate metabolic process|valine catabolic process|hydrogen peroxide metabolic process glycine dehydrogenase (decarboxylating) activity|pyruvate dehydrogenase activity|oxoglutarate dehydrogenase (succinyl-transferring) activity|dihydrolipoyl dehydrogenase activity mitochondrial nucleoid|mitochondrion|glycine cleavage complex|mitochondrial oxoglutarate dehydrogenase complex YOR305W RRG7 hom FT MITOCHONDRION 0.238944007015741 1.01435502875017e-44 151 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); YOR305W is not an essential gene biological_process molecular_function mitochondrion YKR085C MRPL20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.236948357792804 5.519548140439e-44 152 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR270W DCS1 hom FT NUCLEUS|MITOCHONDRION 0.23642864382471 8.55810555870246e-44 153 Non-essential hydrolase involved in mRNA decapping; activates Xrn1p; may function in a feedback mechanism to regulate deadenylation, contains pyrophosphatase activity and a HIT (histidine triad) motif; interacts with neutral trehalase Nth1p; required for growth on glycerol medium; protein abundance increases in response to DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|positive regulation of nuclease activity|nuclear-transcribed mRNA catabolic process, deadenylation-independent decay hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides|enzyme activator activity|m7G(5')pppN diphosphatase activity mitochondrion|nucleus|cytoplasmic mRNA processing body|cytoplasm YDL056W MBP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.236156865766234 1.07596765332151e-43 154 Transcription factor involved in regulation of cell cycle progression from G1 to S phase, forms a complex with Swi6p that binds to MluI cell cycle box regulatory element in promoters of DNA synthesis genes positive regulation of transcription involved in G1/S phase of mitotic cell cycle sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription MBF transcription complex|nucleus YER154W OXA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.236100714098789 1.22993592709673e-43 155 Mitochondrial inner membrane insertase, mediates the insertion of both mitochondrial- and nuclear-encoded proteins from the matrix into the inner membrane, interacts with mitochondrial ribosomes; conserved from bacteria to animals protein insertion into mitochondrial membrane from inner side|mitochondrial genome maintenance|mitochondrial proton-transporting ATP synthase complex assembly mitochondrial ribosome binding|membrane insertase activity mitochondrion|mitochondrial inner boundary membrane|integral to membrane|mitochondrial crista|mitochondrial large ribosomal subunit YOR125C CAT5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.23489505777832 3.10266039974191e-43 156 Protein required for ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes; required for gluconeogenic gene activation ubiquinone biosynthetic process monooxygenase activity mitochondrion|mitochondrial inner membrane YLR038C COX12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.234737219727968 3.54058562601154e-43 157 Subunit VIb of cytochrome c oxidase; cytochrome c oxidase is also known as respiratory Complex IV and is the terminal member of the mitochondrial inner membrane electron transport chain; required for assembly of cytochrome c oxidase but not required for activity after assembly; phosphorylated; easily released from the intermembrane space, suggesting a loose association with Complex IV mitochondrial respiratory chain complex IV assembly cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YGR112W SHY1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.234035141313344 6.3623302709065e-43 158 Mitochondrial inner membrane protein required for assembly of cytochrome c oxidase (complex IV); associates with complex IV assembly intermediates and complex III/complex IV supercomplexes; similar to human SURF1 involved in Leigh Syndrome mitochondrial respiratory chain complex IV assembly|aerobic respiration unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane YIL060W_p YIL060W hom 0.232886784015646 1.65250043020598e-42 159 Putative protein of unknown function; mutant accumulates less glycogen than does wild type; null mutation results in a decrease in plasma membrane electron transport; YIL060W is not an essential gene biological_process molecular_function cellular_component YLL018C-A COX19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.232070871228806 3.33719590949165e-42 160 Protein required for cytochrome c oxidase assembly, located in the cytosol and mitochondrial intermembrane space; putative copper metallochaperone that delivers copper to cytochrome c oxidase; contains twin cysteine-x9-cysteine motifs mitochondrial respiratory chain complex IV assembly|metal ion transport copper ion binding|copper chaperone activity cytosol|mitochondrial intermembrane space YGL237C HAP2 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.231458899092779 5.84107094240404e-42 161 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 YDR405W MRP20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.231216672578067 6.56130918418662e-42 162 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR507C GIN4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.230001153338279 1.77766928058419e-41 163 Protein kinase involved in bud growth and assembly of the septin ring; proposed to have kinase-dependent and kinase-independent activities; undergoes autophosphorylation; similar to Hsl1p; GIN4 has a paralog, KCC4, that arose from the whole genome duplication protein autophosphorylation|budding cell bud growth|protein phosphorylation|septin checkpoint|septin ring assembly protein kinase activity cellular bud neck YER028C MIG3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.229949921541648 1.85370248169972e-41 164 Transcriptional regulator; partially nonfunctional in S288C strains but has a major role in catabolite repression and ethanol response in some other strains; involved in response to toxic agents; phosphorylation by Snf1p or the Mec1p pathway inactivates Mig3p, allowing induction of damage response genes; MIG3 has a paralog, MIG2, that arose from the whole genome duplication cellular response to UV|negative regulation of transcription from RNA polymerase II promoter in response to UV-induced DNA damage|response to DNA damage stimulus RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nuclear chromatin YLR439W MRPL4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.229769841564199 2.14753019554379e-41 165 Mitochondrial ribosomal protein of the large subunit, homolog of prokaryotic L29 ribosomal protein; located at the ribosomal tunnel exit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHR091C MSR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.228063209379664 8.60566882756813e-41 166 Mitochondrial arginyl-tRNA synthetase; mutations in human ortholog are associated with pontocerebellar hypoplasia type 6 arginyl-tRNA aminoacylation|mitochondrial arginyl-tRNA aminoacylation|mitochondrial translation arginine-tRNA ligase activity mitochondrion YPL183W-A RTC6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.226752763858892 2.47931526563402e-40 167 Protein involved in translation; mutants have defects in biogenesis of nuclear ribosomes; sequence similar to prokaryotic ribosomal protein L36, may be a mitochondrial ribosomal protein; protein abundance increases in response to DNA replication stress mitochondrial translation|ribosome biogenesis structural constituent of ribosome mitochondrial large ribosomal subunit YPL189C-A COA2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.22655101622226 2.91623483681944e-40 168 Cytochrome oxidase assembly factor; null mutation results in respiratory deficiency with specific loss of cytochrome oxidase activity; functions downstream of assembly factors Mss51p and Coa1p and interacts with assembly factor Shy1p mitochondrial respiratory chain complex IV assembly molecular_function mitochondrial matrix YDL044C MTF2 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.226273445854532 3.64496416522711e-40 169 Mitochondrial matrix protein that interacts with an N-terminal region of mitochondrial RNA polymerase (Rpo41p) and couples RNA processing and translation to transcription cytoplasmic translation|mRNA processing RNA binding mitochondrion YDR529C QCR7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.226050679650526 4.35856411624138e-40 170 Subunit 7 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; oriented facing the mitochondrial matrix; N-terminus appears to play a role in complex assembly mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration|mitochondrial respiratory chain complex III assembly ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YHR168W MTG2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.225951964165793 4.84361469105814e-40 171 Putative GTPase, member of the Obg family; peripheral protein of the mitochondrial inner membrane that associates with the large ribosomal subunit; required for mitochondrial translation, possibly via a role in ribosome assembly cytoplasmic translation ribosome binding|GTPase activity mitochondrial inner membrane|extrinsic to membrane YOR205C GEP3 hom FT MITOCHONDRION 0.225726525627156 5.80236452625212e-40 172 Protein required for mitochondrial ribosome small subunit biogenesis; null mutant is defective in respiration and in maturation of 15S rRNA; protein is localized to the mitochondrial inner membrane; null mutant interacts synthetically with prohibitin (phb1) maturation of SSU-rRNA molecular_function mitochondrion|mitochondrial inner membrane YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.225435775831094 7.13258466040342e-40 173 Molecular chaperone, required for the assembly of alpha and beta subunits into the F1 sector of mitochondrial F1F0 ATP synthase mitochondrion organization|mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding mitochondrion|mitochondrial matrix YLR139C SLS1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.223659527556866 2.93466421857376e-39 174 Mitochondrial membrane protein that coordinates expression of mitochondrially-encoded genes; may facilitate delivery of mRNA to membrane-bound translation machinery aerobic respiration|mitochondrial translation molecular_function mitochondrial nucleoid|mitochondrion|integral to membrane|mitochondrial inner membrane YHR120W MSH1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.223000607224516 4.94416373489068e-39 175 DNA-binding protein of the mitochondria involved in repair of mitochondrial DNA, has ATPase activity and binds to DNA mismatches; has homology to E. coli MutS; transcription is induced during meiosis DNA repair|mismatch repair|mitochondrial DNA repair|mitochondrion organization|reciprocal meiotic recombination|mitochondrial genome maintenance guanine/thymine mispair binding|dinucleotide insertion or deletion binding|DNA-dependent ATPase activity mitochondrion YLR203C MSS51 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.220553825191796 3.37987815574203e-38 176 Specific translational activator for the mitochondrial COX1 mRNA; loosely associated with the matrix face of the mitochondrial inner membrane; influences both COX1 mRNA translation and Cox1p assembly into cytochrome c oxidase; binds to heme B, which may be a mechanism for sensing oxygen levels in order to regulate cytochrome c oxidase biogenesis mitochondrial respiratory chain complex IV biogenesis|positive regulation of mitochondrial translation translation regulator activity extrinsic to mitochondrial inner membrane|mitochondrion YGR101W PCP1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.219304313396672 8.9401210980976e-38 177 Mitochondrial serine protease required for the processing of various mitochondrial proteins and maintenance of mitochondrial DNA and morphology; belongs to the rhomboid-GlpG superfamily of intramembrane peptidases signal peptide processing|regulation of mitochondrion organization serine-type endopeptidase activity integral to membrane|mitochondrial inner membrane YGL191W COX13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.218615995118689 1.56183824679957e-37 178 Subunit VIa of cytochrome c oxidase; present in a subclass of cytochrome c oxidase complexes that may have a role in mimimizing generation of reactive oxygen species; not essential for cytochrome c oxidase activity but may modulate activity in response to ATP; required for assembly of Rcf2p into cytochrome c oxidase - cytochrome bc1 supercomplexes mitochondrial respiratory chain supercomplex assembly|aerobic respiration enzyme regulator activity|cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YMR256C COX7 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.218148303402425 2.53371734880302e-37 179 Subunit VII of cytochrome c oxidase, which is the terminal member of the mitochondrial inner membrane electron transport chain mitochondrial electron transport, cytochrome c to oxygen cytochrome-c oxidase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex IV YPR047W MSF1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.217099357625522 4.90271653811675e-37 180 Mitochondrial phenylalanyl-tRNA synthetase, active as a monomer, unlike the cytoplasmic subunit which is active as a dimer complexed to a beta subunit dimer; similar to the alpha subunit of E. coli phenylalanyl-tRNA synthetase phenylalanyl-tRNA aminoacylation|mitochondrial phenylalanyl-tRNA aminoacylation phenylalanine-tRNA ligase activity mitochondrion YBR268W MRPL37 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.216968363150681 5.55424362533646e-37 181 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR148C KGD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.216736057228291 7.13644834353282e-37 182 Dihydrolipoyl transsuccinylase, component of the mitochondrial alpha-ketoglutarate dehydrogenase complex, which catalyzes the oxidative decarboxylation of alpha-ketoglutarate to succinyl-CoA in the TCA cycle; phosphorylated tricarboxylic acid cycle|mitochondrial genome maintenance|2-oxoglutarate metabolic process dihydrolipoyllysine-residue succinyltransferase activity mitochondrial nucleoid|mitochondrion|mitochondrial oxoglutarate dehydrogenase complex YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.216082061214785 1.06830377249533e-36 183 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.215623629165669 1.51552390216761e-36 184 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 YDR509W_d YDR509W hom 0.215237210561147 2.03377358406985e-36 185 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL109W HAP4 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.215118592072409 2.22569112496116e-36 186 Subunit of the heme-activated, glucose-repressed Hap2p/3p/4p/5p CCAAT-binding complex, a transcriptional activator and global regulator of respiratory gene expression; provides the principal activation function of the complex regulation of cellular respiration|carbon catabolite activation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity CCAAT-binding factor complex YJL096W MRPL49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.214247110681112 4.30992547084782e-36 187 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YGR174C CBP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.213563478946322 7.39481916947016e-36 188 Mitochondrial protein required for assembly of cytochrome bc1 complex; interacts with the Cbp3p-Cbp6p complex and newly synthesized cytochrome b (Cobp) to promote assembly of Cobp into the cytochrome bc1 complex mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|integral to mitochondrial membrane YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.211770796342251 3.11349255097985e-35 189 Mitochondrial phosphatidylglycerophosphatase (PGP phosphatase), dephosphorylates phosphatidylglycerolphosphate to generate phosphatidylglycerol, an essential step during cardiolipin biosynthesis; null mutant is sensitive to tunicamycin, DTT cardiolipin biosynthetic process|phosphorylated carbohydrate dephosphorylation phosphatidylglycerophosphatase activity mitochondrion|mitochondrial matrix YGL143C MRF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.209076379875618 2.24136907045406e-34 190 Mitochondrial translation release factor, involved in stop codon recognition and hydrolysis of the peptidyl-tRNA bond during mitochondrial translation; lack of MRF1 causes mitochondrial genome instability translational termination|mitochondrial translational termination|mitochondrial translation translation release factor activity mitochondrion YFL016C MDJ1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.206107005167993 1.7967636068472e-33 191 Co-chaperone that stimulates the ATPase activity of the HSP70 protein Ssc1p; involved in protein folding/refolding in the mitochodrial matrix; required for proteolysis of misfolded proteins; member of the HSP40 (DnaJ) family of chaperones protein refolding|response to heat|misfolded or incompletely synthesized protein catabolic process|mitochondrial genome maintenance|'de novo' protein folding unfolded protein binding|ATPase activator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YHR008C SOD2 hom FF|FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.205622698983741 2.66573719976309e-33 192 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 YLR312W-A MRPL15 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.204396911934306 6.59202322762796e-33 193 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKL087C CYT2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION 0.204282289228584 6.71145424912674e-33 194 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 YPL097W MSY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.203307245390144 1.35021111452765e-32 195 Mitochondrial tyrosyl-tRNA synthetase mitochondrial tyrosyl-tRNA aminoacylation tyrosine-tRNA ligase activity mitochondrion YKL169C_d YKL169C hom 0.20178921610797 4.41982112118771e-32 196 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene MRPL38 Unknown Unknown Unknown YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.201348395319786 5.43995614528401e-32 197 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 YOR150W MRPL23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.197995209939259 5.71521129659282e-31 198 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.1979440615044 5.92203732871777e-31 199 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 YGL119W COQ8 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.197580796952503 8.42466034583933e-31 200 Protein required for ubiquinone biosynthesis and respiratory growth; exhibits genetic interaction with COQ9, suggesting a common function; similar to prokaryotic proteins involved in early steps of ubiquinone biosynthesis; COQ8 has a paralog, YBR230W-A, that arose from the whole genome duplication ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial matrix YDR114C_p YDR114C hom 0.197020877228854 1.12304589140946e-30 201 Putative protein of unknown function; deletion mutant exhibits poor growth at elevated pH and calcium biological_process molecular_function cellular_component YLL027W ISA1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.196800266767671 1.36110072283481e-30 202 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa2p and possibly Iba57p; isa1 deletion causes loss of mitochondrial DNA and respiratory deficiency; depletion reduces growth on nonfermentable carbon sources; functional ortholog of bacterial A-type ISC proteins biotin biosynthetic process|iron-sulfur cluster assembly iron-sulfur cluster binding|iron ion binding mitochondrial matrix YMR188C MRPS17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.196243306657545 2.03792318930053e-30 203 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR150C IMP1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.196218805165 1.95316363483468e-30 204 Catalytic subunit of the mitochondrial inner membrane peptidase complex, required for maturation of mitochondrial proteins of the intermembrane space; complex contains Imp1p and Imp2p (both catalytic subunits), and Som1p protein processing involved in protein targeting to mitochondrion endopeptidase activity mitochondrion|mitochondrial inner membrane peptidase complex YPR191W QCR2 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.196049777376336 2.19409088635574e-30 205 Subunit 2 of the ubiquinol cytochrome-c reductase complex, which is a component of the mitochondrial inner membrane electron transport chain; phosphorylated; transcription is regulated by Hap1p, Hap2p/Hap3p, and heme mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial crista|mitochondrial respiratory chain complex III YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.194947351622971 4.67294823935061e-30 206 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 YBL038W MRPL16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.193728391878145 1.07236388238229e-29 207 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YOL033W MSE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.192037443234326 3.36355627640805e-29 208 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 YLR218C COA4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.191759011195209 4.0560419286253e-29 209 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 YIL067C_p YIL067C hom 0.191039850878303 6.56935116245029e-29 210 Uncharacterized protein of unknown function biological_process molecular_function integral to membrane|fungal-type vacuole YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.191023373439441 6.64218464735946e-29 211 Cis-prenyltransferase involved in dolichol synthesis; participates in endoplasmic reticulum (ER) protein sorting dolichol biosynthetic process|protein glycosylation|ER to Golgi vesicle-mediated transport dehydrodolichyl diphosphate synthase activity|prenyltransferase activity endoplasmic reticulum YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.190659967845016 8.62804700364748e-29 212 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Gcs1p retrograde vesicle-mediated transport, Golgi to ER|COPI coating of Golgi vesicle|ER to Golgi vesicle-mediated transport ARF GTPase activator activity COPI-coated vesicle|endoplasmic reticulum-Golgi intermediate compartment|COPI vesicle coat YJR122W IBA57 hom FF|FT COFACTOR METABOLISM|MITOCHONDRION 0.190295003003061 1.27703390878561e-28 213 Mitochondrial matrix protein involved in the incorporation of iron-sulfur clusters into mitochondrial aconitase-type proteins; activates the radical-SAM family members Bio2p and Lip5p; interacts with Ccr4p in the two-hybrid system iron-sulfur cluster assembly molecular_function mitochondrion|mitochondrial matrix YKL208W CBT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.188809940889315 3.35078135931041e-28 214 Protein involved in 5' end processing of mitochondrial COB, 15S_rRNA, and RPM1 transcripts; may also have a role in 3' end processing of the COB pre-mRNA; displays genetic interaction with cell cycle-regulated kinase Dbf2p cytochrome complex assembly|mRNA processing|mRNA stabilization molecular_function mitochondrion YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.18830443519493 4.04077718034914e-28 215 Mitochondrial inner membrane protein required for assembly of the F0 sector of mitochondrial F1F0 ATP synthase, interacts genetically with ATP6 mitochondrial proton-transporting ATP synthase complex assembly unfolded protein binding integral to mitochondrial membrane|mitochondrion|mitochondrial inner membrane YJR034W PET191 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.184750874031859 4.10603575896081e-27 216 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 YBR163W EXO5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.184023658101837 6.56141190878266e-27 217 Mitochondrial 5'-3' exonuclease and sliding exonuclease, required for mitochondrial genome maintenance; distantly related to the RecB nuclease domain of bacterial RecBCD recombinases; may be regulated by the transcription factor Ace2 mitochondrial genome maintenance single-stranded DNA specific 5'-3' exodeoxyribonuclease activity mitochondrion YPL118W MRP51 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.181812148600295 2.74316089868362e-26 218 Mitochondrial ribosomal protein of the small subunit; MRP51 exhibits genetic interactions with mutations in the COX2 and COX3 mRNA 5'-untranslated leader sequences mitochondrial translational initiation|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOR201C MRM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.181038914678829 4.40238989471746e-26 219 Ribose methyltransferase that modifies a functionally critical, conserved nucleotide in mitochondrial 21S rRNA rRNA modification rRNA (guanine-N1-)-methyltransferase activity mitochondrion YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.180837779581348 4.99903721884665e-26 220 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 YNR041C COQ2 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.178920603530779 1.6664356471493e-25 221 Para hydroxybenzoate: polyprenyl transferase, catalyzes the second step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process 4-hydroxybenzoate octaprenyltransferase activity mitochondrion|integral to mitochondrial membrane|integral to membrane YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.178404702619688 2.29879689474421e-25 222 O-methyltransferase, catalyzes two different O-methylation steps in ubiquinone (Coenzyme Q) biosynthesis; component of a mitochondrial ubiquinone-synthesizing complex; phosphoprotein ubiquinone biosynthetic process hexaprenyldihydroxybenzoate methyltransferase activity mitochondrion|mitochondrial inner membrane|extrinsic to membrane YGR062C COX18 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.177922117602971 3.10318520211811e-25 223 Mitochondrial integral inner membrane protein required for membrane insertion of C-terminus of Cox2p; interacts genetically and physically with Mss2p and Pnt1p; similar to S. cerevisiae Oxa1, N. crassa Oxa2p, and E. coli YidC protein insertion into mitochondrial membrane from inner side membrane insertase activity integral to membrane|integral to mitochondrial inner membrane YCL057C-A MOS1 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.174447828474551 2.62442624593304e-24 224 Mitochondrial protein essential for proper inner membrane organization; conserved component of the mitochondrial inner membrane organizing system (MICOS, MINOS, or MitOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture; ortholog of human MINOS1 cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YMR089C YTA12 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.173442097552361 4.8292712678457e-24 225 Component, with Afg3p, of the mitochondrial inner membrane m-AAA protease that mediates degradation of misfolded or unassembled proteins and is also required for correct assembly of mitochondrial enzyme complexes proteolysis|signal peptide processing|protein complex assembly|protein import into mitochondrial intermembrane space metallopeptidase activity|protein binding|ATPase activity|ATP binding mitochondrion|mitochondrial inner boundary membrane|mitochondrial inner membrane|m-AAA complex|cytoplasm YJR077C MIR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.170886040602221 2.23771881328389e-23 226 Mitochondrial phosphate carrier, imports inorganic phosphate into mitochondria; functionally redundant with Pic2p but more abundant than Pic2p under normal conditions; phosphorylated phosphate ion transmembrane transport inorganic phosphate transmembrane transporter activity mitochondrion|integral to membrane|integral to mitochondrial inner membrane YCR053W THR4 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|MEMBRANE ORGANIZATION|AMINO ACID METABOLISM|NUCLEUS 0.17078215527397 2.64296806124231e-23 227 Threonine synthase, conserved protein that catalyzes formation of threonine from O-phosphohomoserine; expression is regulated by the GCN4-mediated general amino acid control pathway endocytosis|threonine metabolic process threonine synthase activity nucleus|cytoplasm YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.170078125826964 3.61533894412251e-23 228 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YML081C-A ATP18 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.169756140752217 4.37417089558527e-23 229 Subunit of the mitochondrial F1F0 ATP synthase, which is a large enzyme complex required for ATP synthesis; termed subunit I or subunit j; does not correspond to known ATP synthase subunits in other organisms mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|proton-transporting ATPase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YLL006W MMM1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.168362964783955 1.02250380846541e-22 230 ER integral membrane protein, component of the ERMES complex that links the ER to mitochondria and may promote inter-organellar calcium and phospholipid exchange as well as coordinating mitochondrial DNA replication and growth mitochondrion organization|mitochondrial genome maintenance|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrion|integral to endoplasmic reticulum membrane|ERMES complex YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.166493707546971 2.95204809317647e-22 231 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 YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.164680223193412 8.74888622771596e-22 232 Putative protein of unknown function, required for mitochondrial genome maintenance; null mutation results in a decrease in plasma membrane electron transport mitochondrial genome maintenance molecular_function mitochondrion YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.163944176558579 1.27802815562106e-21 233 Cytochrome c oxidase subunit; has a role in assembly of respiratory supercomplexes; similar to Rcf1p, and either Rcf1p or Rcf2p is required for late-stage assembly of the Cox12p and Cox13p subunits and for cytochrome c oxidase activity; associates with the cytochrome c oxidase - cytochrome bc1 supercomplex; null mutant accumulates reactive oxygen species; member of the conserved hypoxia induced gene family; C. elegans homolog is functional in yeast mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial respiratory chain supercomplex|mitochondrial respiratory chain complex IV|integral to mitochondrial inner membrane YLR201C COQ9 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.16386302265926 1.33853972455249e-21 234 Protein required for ubiquinone (coenzyme Q) biosynthesis and respiratory growth; localizes to the matrix face of the mitochondrial inner membrane in a large complex with ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration molecular_function mitochondrion|mitochondrial inner membrane YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.163288782501542 1.85566260775917e-21 235 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 YIL026C IRR1 het FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.162946553188238 2.41178329216636e-21 236 Subunit of the cohesin complex, which is required for sister chromatid cohesion during mitosis and meiosis and interacts with centromeres and chromosome arms, essential for viability spore germination|fungal-type cell wall organization|cytogamy|mitotic sister chromatid cohesion chromatin binding nucleus|nuclear mitotic cohesin complex YNL052W COX5A hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.161519498208786 5.03931435220707e-21 237 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 YHR038W RRF1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.157941372044824 3.67217377965473e-20 238 Mitochondrial ribosome recycling factor, essential for mitochondrial protein synthesis and for the maintenance of the respiratory function of mitochondria mitochondrial translation translation release factor activity mitochondrion YPL173W MRPL40 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.155398897899119 1.46467111598952e-19 239 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YMR158W MRPS8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.155168779050405 1.65815785758057e-19 240 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YHL005C_d YHL005C hom 0.147244992451585 1.07171987754998e-17 241 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YHL004W Unknown Unknown Unknown YKL134C OCT1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.14705323417341 1.16884869660138e-17 242 Mitochondrial intermediate peptidase, cleaves destabilizing N-terminal residues of a subset of proteins upon import, after their cleavage by mitochondrial processing peptidase (Mas1p-Mas2p); may contribute to mitochondrial iron homeostasis cellular iron ion homeostasis|protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion YER017C AFG3 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.145878717197871 2.12246235654799e-17 243 Component, with Yta12p, of the mitochondrial inner membrane m-AAA protease; mediates degradation of misfolded or unassembled proteins and is also required for correct assembly of mitochondrial enzyme complexes; involved in cytoplasmic mRNA translation and aging proteolysis|signal peptide processing|protein complex assembly|protein import into mitochondrial intermembrane space metallopeptidase activity|protein binding|ATPase activity mitochondrion|mitochondrial inner boundary membrane|mitochondrial inner membrane|m-AAA complex YPR067W ISA2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.142263388769297 1.2914508306227e-16 244 Protein required for maturation of mitochondrial [4Fe-4S] proteins; functions in a complex with Isa1p and possibly Iba57p; localizes to the mitochondrial intermembrane space, overexpression of ISA2 suppresses grx5 mutations iron-sulfur cluster assembly|biotin biosynthetic process iron ion binding mitochondrion|mitochondrial intermembrane space YJR121W ATP2 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.140737200094019 2.72990329259414e-16 245 Beta subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|mitochondrial proton-transporting ATP synthase, catalytic core|integral to membrane YJL127C-B_p YJL127C-B hom 0.139050957140772 6.56141158072377e-16 246 Putative protein of unknown function; identified based on homology to the filamentous fungus, Ashbya gossypii biological_process molecular_function cellular_component YOR358W HAP5 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.138785859213021 7.02429483308845e-16 247 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 YNR042W_d YNR042W hom 0.138214034443318 9.24242493063203e-16 248 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene COQ2 Unknown Unknown Unknown YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.13584592218968 2.84495520009311e-15 249 Putative flavin-dependent monooxygenase; involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes; human COX6 can rescue a yeast cox6 mutant and is implicated in steroid-resistant nephrotic syndrome (SRNS) ubiquinone biosynthetic process N,N-dimethylaniline monooxygenase activity mitochondrion|mitochondrial inner membrane YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.134729188573946 4.80161767575192e-15 250 Non-essential protein required for transcriptional induction of the early meiotic-specific transcription factor IME1, also required for sporulation; contains twin cysteine-x9-cysteine motifs ascospore formation|mitochondrial respiratory chain complex assembly|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YIL098C FMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.134243283896557 6.02149298815312e-15 251 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 YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.133873861294523 7.14846842699594e-15 252 Mitochondrial 3-oxoacyl-[acyl-carrier-protein] reductase, may comprise a type II mitochondrial fatty acid synthase along with Mct1p fatty acid metabolic process|aerobic respiration 3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity mitochondrion YBR037C SCO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.131500593926552 2.12792574882054e-14 253 Copper-binding protein of mitochondrial inner membrane; required for cytochrome c oxidase activity and respiration; may function to deliver copper to cytochrome c oxidase; similar to thioredoxins; SCO1 has a paralog, SCO2, that arose from the whole genome duplication copper ion transport|response to redox state|protein complex assembly copper ion binding|thioredoxin peroxidase activity mitochondrion|mitochondrial inner membrane YNR020C ATP23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.131398447938067 2.22923337873321e-14 254 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 YLR382C NAM2 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.131051671574275 2.90073743761036e-14 255 Mitochondrial leucyl-tRNA synthetase, also has a direct role in splicing of several mitochondrial group I introns; indirectly required for mitochondrial genome maintenance Group I intron splicing|leucyl-tRNA aminoacylation|mitochondrial translation mRNA binding|leucine-tRNA ligase activity mitochondrion YML110C COQ5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.129901348554128 4.38931498526459e-14 256 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase, involved in ubiquinone (Coenzyme Q) biosynthesis; localizes to the matrix face of the mitochondrial inner membrane in a large complex with other ubiquinone biosynthetic enzymes ubiquinone biosynthetic process|aerobic respiration 2-hexaprenyl-6-methoxy-1,4-benzoquinone methyltransferase activity mitochondrion|mitochondrial matrix YPR024W YME1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.129421342733117 5.63566692806237e-14 257 Catalytic subunit of the mitochondrial inner membrane i-AAA protease complex, which is responsible for degradation of unfolded or misfolded mitochondrial gene products; also has a role in intermembrane space protein folding; mutation causes an elevated rate of mitochondrial turnover chronological cell aging|misfolded or incompletely synthesized protein catabolic process|mitochondrion organization ATP-dependent peptidase activity mitochondrion|mitochondrial inner membrane|i-AAA complex YMR066W SOV1 hom FT MITOCHONDRION 0.12742902606803 1.33209550164651e-13 258 Mitochondrial protein of unknown function biological_process molecular_function mitochondrion YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.124530243860674 4.68037556614302e-13 259 Putative mitochondrial ribosomal protein of the large subunit; similar to E. coli L34 ribosomal protein; required for respiratory growth, as are most mitochondrial ribosomal proteins; protein increases in abundance and relocalizes to the plasma membrane upon DNA replication stress mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YPL266W DIM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.124312520442418 5.14083495134291e-13 260 Essential 18S rRNA dimethylase (dimethyladenosine transferase), responsible for conserved m6(2)Am6(2)A dimethylation in 3'-terminal loop of 18S rRNA, part of 90S and 40S pre-particles in nucleolus, involved in pre-ribosomal RNA processing rRNA modification|rRNA processing rRNA (adenine-N6,N6-)-dimethyltransferase activity nucleolus|90S preribosome YBR072C-A_p YBR072C-A hom 0.122582256733582 1.07739877131531e-12 261 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YLR202C_d YLR202C hom 0.122574342793028 1.12353118488494e-12 262 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YLR201C; ORF contains a putative intron Unknown Unknown Unknown YKR016W FCJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.122553140467741 1.09080114674174e-12 263 Mitochondrial inner membrane protein, ortholog of mammalian mitofilin; involved in import of intermembrane space (IMS) proteins, probably by positioning Mia40p relative to the TOM complex to receive incoming proteins; also has an essential role in the maintenance of crista junctions and inner membrane architecture, as a component of the mitochondrial inner membrane organizing system (MICOS, MitOS or MINOS), a scaffold-like structure on the IMS side of the inner membrane cristae formation|protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial crista|mitochondrial crista junction|integral to mitochondrial inner membrane YOL027C MDM38 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|TRANSLATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.122178149965161 1.27873757668477e-12 264 Mitochondrial protein, forms a complex with Mba1p to facilitate recruitment of mRNA-specific translational activators to ribosomes; roles in protein export and K+/H+ exchange; human ortholog Letm1 implicated in Wolf-Hirschhorn syndrome potassium ion transport|mitochondrial respiratory chain complex III biogenesis|cellular potassium ion homeostasis|proton transport|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis|protein insertion into mitochondrial membrane ribosome binding mitochondrion|mitochondrial inner membrane YDR158W HOM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.121755291619376 1.67512267530571e-12 265 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 YKL003C MRP17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.120983532438235 2.11499534690074e-12 266 Mitochondrial ribosomal protein of the small subunit; MRP17 exhibits genetic interactions with PET122, encoding a COX3-specific translational activator mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YJL077W-B_p YJL077W-B hom 0.120942051557767 2.1520833890433e-12 267 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YFL033C RIM15 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.119174336843435 4.6904550582624e-12 268 Glucose-repressible protein kinase involved in signal transduction during cell proliferation in response to nutrients, specifically the establishment of stationary phase; identified as a regulator of IME2; substrate of Pho80p-Pho85p kinase protein phosphorylation|age-dependent response to oxidative stress involved in chronological cell aging|response to stress|regulation of meiosis protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.119068602717486 4.68982877928387e-12 269 2-enoyl thioester reductase, member of the medium chain dehydrogenase/reductase family; localized to in mitochondria, where it has a probable role in fatty acid synthesis fatty acid biosynthetic process|aerobic respiration enoyl-[acyl-carrier-protein] reductase activity mitochondrion YBR085C-A YBR085C-A hom FT NUCLEUS 0.118725338541366 5.4022481858823e-12 270 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 YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.11872191357753 5.40986526976291e-12 271 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 YPL172C COX10 hom FT COFACTOR METABOLISM|MITOCHONDRION 0.117958493517758 7.61317914514233e-12 272 Heme A:farnesyltransferase, catalyzes the first step in the conversion of protoheme to the heme A prosthetic group required for cytochrome c oxidase activity; human ortholog is associated with mitochondrial disorders heme a biosynthetic process protoheme IX farnesyltransferase activity mitochondrion|integral to membrane YDL157C_p YDL157C hom FT MITOCHONDRION 0.11680712309222 1.18183165534809e-11 273 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 YKL106W AAT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.115959049617288 1.66387865610819e-11 274 Mitochondrial aspartate aminotransferase, catalyzes the conversion of oxaloacetate to aspartate in aspartate and asparagine biosynthesis aspartate catabolic process|chronological cell aging|replicative cell aging|asparagine biosynthetic process from oxaloacetate|aspartate biosynthetic process L-aspartate:2-oxoglutarate aminotransferase activity mitochondrion YJR135W-A TIM8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.115430186290409 2.05696640845264e-11 275 Mitochondrial intermembrane space protein, forms a complex with Tim13p that delivers a subset of hydrophobic proteins to the TIM22 complex for inner membrane insertion; homolog of human TIMM8A, implicated in Mohr-Tranebjaerg syndrome protein import into mitochondrial inner membrane protein transporter activity mitochondrion|integral to membrane|mitochondrial intermembrane space protein transporter complex YDR082W STN1 het FT NUCLEUS|CHROMOSOME 0.114890687195281 2.60375436840539e-11 276 Telomere end-binding and capping protein, plays a key role with Pol12p in linking telomerase action with completion of lagging strand synthesis, and in a regulatory step required for telomere capping telomere capping|negative regulation of telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YIL157C COA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.114878170021823 2.56402337928719e-11 277 Mitochondrial inner membrane protein required for assembly of the cytochrome c oxidase complex (complex IV); interacts with complex IV assembly factor Shy1p during the early stages of assembly mitochondrial respiratory chain complex IV assembly molecular_function integral to mitochondrial membrane|mitochondrion|integral to mitochondrial inner membrane YLR134W PDC5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.113331262593305 4.72799977370579e-11 278 Minor isoform of pyruvate decarboxylase, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde, regulation is glucose- and ethanol-dependent, repressed by thiamine, involved in amino acid catabolism L-phenylalanine catabolic process|glucose catabolic process to ethanol|pyruvate metabolic process|tryptophan catabolic process|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway pyruvate decarboxylase activity nucleus|cytoplasm YDR116C MRPL1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.112096133398841 7.66167621031373e-11 279 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.111313639862621 1.06426793391337e-10 280 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 YDR049W VMS1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.110723520988963 1.30213899802401e-10 281 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 YOR293C-A_p YOR293C-A hom 0.109307343508367 2.23554230410703e-10 282 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.107996431210497 3.66457010935037e-10 283 Predicted malonyl-CoA:ACP transferase, putative component of a type-II mitochondrial fatty acid synthase that produces intermediates for phospholipid remodeling fatty acid metabolic process|aerobic respiration [acyl-carrier-protein] S-malonyltransferase activity mitochondrion YDR322C-A TIM11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.10760510514292 4.34478976677472e-10 284 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) YGL218W_d YGL218W hom 0.106956898292975 5.56198992399358e-10 285 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 93% of ORF overlaps the verified gene MDM34; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YBL030C PET9 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.106019225551152 7.77171663800776e-10 286 Major ADP/ATP carrier of the mitochondrial inner membrane; exchanges cytosolic ADP for mitochondrially synthesized ATP; also imports heme and ATP; phosphorylated; required for viability in many lab strains that carry a sal1 mutation; PET9 has a paralog, AAC3, that arose from the whole genome duplication heme transport|transmembrane transport|aerobic respiration|anaerobic respiration|ATP transport|ADP transport|apoptotic process|mitochondrial transport ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDL085C-A_p YDL085C-A hom FT NUCLEUS 0.105872141160015 8.06239599393083e-10 287 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YOR043W WHI2 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION 0.10573976861939 8.46414542894085e-10 288 Protein required, with binding partner Psr1p, for full activation of the general stress response, possibly through Msn2p dephosphorylation; regulates growth during the diauxic shift; negative regulator of G1 cyclin expression response to salt stress|mitochondrion degradation|actin filament organization|endocytosis|response to heat|regulation of growth|response to stress phosphatase activator activity cellular_component YNL023C FAP1 hom FT NUCLEUS 0.103346740063747 2.0180508597354e-09 289 Protein that binds to Fpr1p, conferring rapamycin resistance by competing with rapamycin for Fpr1p binding; accumulates in the nucleus upon treatment of cells with rapamycin; has similarity to D. melanogaster shuttle craft and human NFX1 biological_process sequence-specific DNA binding transcription factor activity cytoplasm YMR109W MYO5 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.103103591388929 2.20192736856698e-09 290 One of two type I myosins; contains proline-rich tail homology 2 (TH2) and SH3 domains; MYO5 deletion has little effect on growth, but myo3 myo5 double deletion causes severe defects in growth and actin cytoskeleton organization bipolar cellular bud site selection|endocytosis|exocytosis|fungal-type cell wall organization|response to salt stress|receptor-mediated endocytosis|actin cortical patch localization|response to osmotic stress microfilament motor activity mating projection tip|actin cortical patch YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.102369362879224 3.02083753605629e-09 291 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 YBR013C_p YBR013C hom 0.100898016148146 4.8124732585658e-09 292 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YDR005C MAF1 hom FT NUCLEUS 0.0999675834182714 6.66009124791876e-09 293 Highly conserved negative regulator of RNA polymerase III; binds to the N-terminal domain of the Rpc160p subunit of Pol III to prevent closed-complex formation; localization and activity are regulated by phosphorylation, mediated by TORC1, protein kinase A, and Sch9p; localizes to cytoplasm during vegetative growth and translocates to the nucleus and nucleolus under stress conditions negative regulation of transcription from RNA polymerase III promoter RNA polymerase III core binding nucleolus|nucleus|cytoplasm YPL251W_d YPL251W het 0.0998045130971094 7.04825317692209e-09 294 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 YJR048W CYC1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.099755865246572 7.16824997367092e-09 295 Cytochrome c, isoform 1; electron carrier of the mitochondrial intermembrane space that transfers electrons from ubiquinone-cytochrome c oxidoreductase to cytochrome c oxidase during cellular respiration; CYC1 has a paralog, CYC7, that arose from the whole genome duplication mitochondrial electron transport, cytochrome c to oxygen|mitochondrial electron transport, ubiquinol to cytochrome c electron carrier activity mitochondrion|mitochondrial intermembrane space YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0989745652831281 9.43815526738913e-09 296 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 YPL271W ATP15 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0972603687480597 1.83232191239937e-08 297 Epsilon subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YGL135W RPL1B hom FT TRANSLATION|RIBOSOME 0.0969615015823176 1.86529959138113e-08 298 Ribosomal 60S subunit protein L1B; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1B has a paralog, RPL1A, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YIL077C_p YIL077C hom FT MITOCHONDRION 0.0958659800848705 2.69446953594868e-08 299 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 YDR239C YDR239C hom 0.0958329861476851 2.72431059964289e-08 300 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome|cytoplasm YHL023C NPR3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0957734820578327 2.77894085998142e-08 301 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; required for Npr2p phosphorylation and Iml1p-Npr2p interaction; null mutant shows delayed meiotic DNA replication and double-strand break repair meiosis|regulation of TOR signaling cascade|cellular response to amino acid starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YBR298C MAL31 hom FT CARBOHYDRATE METABOLISM 0.0944465175316686 4.47595232283071e-08 302 Maltose permease, high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL3 complex locus; member of the 12 transmembrane domain superfamily of sugar transporters; functional in genomic reference strain S288C alpha-glucoside transport|transmembrane transport alpha-glucoside:hydrogen symporter activity integral to membrane|membrane YOL009C MDM12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.093873135885959 5.20653602996404e-08 303 Mitochondrial outer membrane protein, required for transmission of mitochondria to daughter cells; component of the ERMES complex that links the ER to mitochondria; may influence import and assembly of outer membrane beta-barrel proteins mitochondrion inheritance|mitochondrion organization|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrion|ERMES complex YFR033C QCR6 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0936715490373614 5.56116223267242e-08 304 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 YPL104W MSD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0936710311704903 5.56210270098619e-08 305 Mitochondrial aspartyl-tRNA synthetase, required for acylation of aspartyl-tRNA; yeast and bacterial aspartyl-, asparaginyl-, and lysyl-tRNA synthetases contain regions with high sequence similarity, suggesting a common ancestral gene mitochondrial aspartyl-tRNA aminoacylation aspartate-tRNA ligase activity mitochondrion YKL082C RRP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0922313172999915 8.86953897544702e-08 306 Essential protein, constituent of 66S pre-ribosomal particles; interacts with proteins involved in ribosomal biogenesis and cell polarity; member of the SURF-6 family ribosomal small subunit biogenesis|ribosomal large subunit biogenesis molecular_function cytosolic large ribosomal subunit|nucleolus YMR131C RRB1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0919797290875616 9.61628815256551e-08 307 Essential nuclear protein involved in early steps of ribosome biogenesis; physically interacts with the ribosomal protein Rpl3p ribosome biogenesis molecular_function nucleolus YCL044C MGR1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0899217907031301 1.91126030824837e-07 308 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 YGR121W-A_p YGR121W-A hom 0.0898146096816159 1.91134085350745e-07 309 Putative protein of unknown function biological_process molecular_function cellular_component YIR021W-A_p YIR021W-A hom 0.089282275401899 2.25761406148016e-07 310 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YLR359W ADE13 het FT NUCLEOTIDE METABOLISM 0.0891879566389384 2.32497952079993e-07 311 Adenylosuccinate lyase, catalyzes two steps in the 'de novo' purine nucleotide biosynthetic pathway; expression is repressed by adenine and activated by Bas1p and Pho2p; mutations in human ortholog ADSL cause adenylosuccinase deficiency purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process N6-(1,2-dicarboxyethyl)AMP AMP-lyase (fumarate-forming) activity cellular_component 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 0.0890356167666107 2.43790435506742e-07 312 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 YDR001C NTH1 hom FT CARBOHYDRATE METABOLISM 0.0889037699119672 2.53989826672489e-07 313 Neutral trehalase, degrades trehalose; required for thermotolerance and may mediate resistance to other cellular stresses; may be phosphorylated by Cdc28p; NTH1 has a paralog, NTH2, that arose from the whole genome duplication trehalose catabolic process|response to stress alpha,alpha-trehalase activity cytosol|cytoplasm YJL202C_d YJL202C het 0.088796131726741 2.62620809869204e-07 314 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 3' end of essential PRP21 gene encoding a subunit of the SF3a splicing factor complex Unknown Unknown Unknown YDR516C EMI2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0887864299852492 2.71076296782962e-07 315 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 YJL101C GSH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0883848566636215 3.03166943030672e-07 316 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 YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.0875020085217785 3.91296733383444e-07 317 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 YBR123C TFC1 het FT NUCLEUS 0.087089172725822 4.43856879284923e-07 318 One of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauA globular domain of TFIIIC that binds DNA at the BoxA promoter sites of tRNA and similar genes; human homolog is TFIIIC-63 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 YML030W RCF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0866830478021639 5.04137009128943e-07 319 Cytochrome c oxidase subunit; required for assembly of the Complex III-Complex IV supercomplex, and for assembly of Cox13p and Rcf2p into cytochrome c oxidase; similar to Rcf2p, and either Rcf1p or Rcf2p is required for late-stage assembly of the Cox12p and Cox13p subunits and for cytochrome c oxidase activity; required for growth under hypoxic conditions; member of the hypoxia induced gene family; C. elegans and human orthologs are functional in yeast mitochondrial respiratory chain complex IV assembly|mitochondrial respiratory chain supercomplex assembly molecular_function mitochondrion|mitochondrial respiratory chain supercomplex|integral to mitochondrial inner membrane|mitochondrial respiratory chain complex IV YBR003W COQ1 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0860457237106282 6.0883037181664e-07 320 Hexaprenyl pyrophosphate synthetase, catalyzes the first step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process trans-hexaprenyltranstransferase activity mitochondrion YBR103W SIF2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0854627900681196 7.25256993743476e-07 321 WD40 repeat-containing subunit of the Set3C histone deacetylase complex, which represses early/middle sporulation genes; antagonizes telomeric silencing; binds specifically to the Sir4p N-terminus negative regulation of meiosis|negative regulation of chromatin silencing at telomere|regulation of transcription, DNA-dependent|histone deacetylation|positive regulation of stress-activated MAPK cascade molecular_function Rpd3L-Expanded complex|nucleus|Set3 complex YER044C-A MEI4 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0853500611572486 7.5012166247318e-07 322 Meiosis-specific protein involved in double-strand break formation during meiotic recombination; required for chromosome synapsis and production of viable spores meiotic DNA double-strand break formation molecular_function condensed nuclear chromosome YIL054W_p YIL054W hom 0.0849007704608724 8.57626642211761e-07 323 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YLR150W STM1 hom FT SIGNALING|TRANSLATION|NUCLEUS|RIBOSOME 0.084097536753421 1.08783853865257e-06 324 Protein required for optimal translation under nutrient stress; perturbs association of Yef3p with ribosomes; involved in TOR signaling; binds G4 quadruplex and purine motif triplex nucleic acid; helps maintain telomere structure; protein abundance increases in response to DNA replication stress; serves as a ribosome preservation factor both during quiescence and recovery translational elongation|TOR signaling cascade|regulation of translational initiation in response to stress|telomere maintenance|anti-apoptosis triplex DNA binding|DNA binding|telomeric DNA binding cytosolic ribosome|polysome|cytoplasm YML090W_d YML090W hom 0.0836363511554398 1.24576789011003e-06 325 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YML089C; exhibits growth defect on a non-fermentable (respiratory) carbon source Unknown Unknown Unknown YML054C-A_p YML054C-A hom 0.0835921891799682 1.26199785518821e-06 326 Putative protein of unknown function biological_process molecular_function cellular_component YOL023W IFM1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0833304005024584 1.36246345210692e-06 327 Mitochondrial translation initiation factor 2 translational initiation|mitochondrial translational initiation|mitochondrial translation tRNA binding|GTPase activity|translation initiation factor activity mitochondrion YBR072W HSP26 hom FT NUCLEUS 0.0828852626711283 1.55118681192073e-06 328 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 YPR123C_d YPR123C hom FF 0.0827058567360302 1.65174230233816e-06 329 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 YMR311C GLC8 hom FT SIGNALING|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.0826617607883589 1.65517781705936e-06 330 Regulatory subunit of protein phosphatase 1 (Glc7p); involved in glycogen metabolism and chromosome segregation; proposed to regulate Glc7p activity via conformational alteration; ortholog of the mammalian protein phosphatase inhibitor 2; protein abundance increases in response to DNA replication stress chromosome segregation|glycogen biosynthetic process enzyme activator activity nucleus|cytoplasm YBR200W-A_p YBR200W-A hom 0.082062366910857 1.96818818450709e-06 331 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL004W ATP16 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0817796011776612 2.13488316741286e-06 332 Delta subunit of the central stalk of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, central stalk YKR025W RPC37 het FT NUCLEUS 0.0816399525667519 2.22987889772375e-06 333 RNA polymerase III subunit C37 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPR159C-A_p YPR159C-A hom 0.0816395379816073 2.22239205186396e-06 334 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDL023C_d YDL023C hom 0.0811116341441033 2.58419386796233e-06 335 Dubious open reading frame, unlikely to encode a protein; not conserved in other Saccharomyces species; overlaps the verified gene GPD1; deletion confers sensitivity to GSAO; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0810884753157063 2.6102501572417e-06 336 Glutathione synthetase, catalyzes the ATP-dependent synthesis of glutathione (GSH) from gamma-glutamylcysteine and glycine; induced by oxidative stress and heat shock glutathione biosynthetic process glutathione synthase activity intracellular YOR276W CAF20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0807731068644422 2.84525415502624e-06 337 Phosphoprotein of the mRNA cap-binding complex involved in translational control, repressor of cap-dependent translation initiation, competes with eIF4G for binding to eIF4E negative regulation of translation|positive regulation of cytoplasmic mRNA processing body assembly translation regulator activity mRNA cap binding complex YHR025W THR1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0806751152021164 2.92542474675029e-06 338 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 YOL051W GAL11 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0801859086696336 3.35915712100656e-06 339 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; affects transcription by acting as target of activators and repressors; forms part of the tail domain of mediator negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity involved in preinitiation complex assembly|TFIIE-class binding transcription factor activity|RNA polymerase II activating transcription factor binding|TFIIE-class transcription factor binding|TFIIH-class transcription factor binding|RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex YDR126W SWF1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|CYTOSKELETON 0.0794888156737208 4.08502969305893e-06 340 Palmitoyltransferase that acts on transmembrane proteins, including the SNAREs Snc1p, Syn8p, Tlg1p and likely all SNAREs; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; may have a role in vacuole fusion ascospore wall assembly|cortical actin cytoskeleton organization|establishment of cell polarity|vacuole fusion, non-autophagic|regulation of exocytosis|protein palmitoylation palmitoyltransferase activity integral to membrane|actin filament bundle|nuclear outer membrane-endoplasmic reticulum membrane network|actin cortical patch YOR282W_d YOR282W het 0.079067755204795 4.74675162045604e-06 341 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps essential, verified gene PLP2/YOR281C Unknown Unknown Unknown YDL193W NUS1 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0786389034290996 5.3273266096538e-06 342 Putative prenyltransferase, required for cell viability; proposed to be involved in protein trafficking because tet-repressible mutant shows accumulation of hypoglycosylated forms of CPY protein glycosylation prenyltransferase activity nuclear envelope|lipid particle|endoplasmic reticulum YDR092W UBC13 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0786043357541599 5.22397518177775e-06 343 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 YER086W ILV1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0784058398812766 5.51845176244372e-06 344 Threonine deaminase, catalyzes the first step in isoleucine biosynthesis; expression is under general amino acid control; ILV1 locus exhibits highly positioned nucleosomes whose organization is independent of known ILV1 regulation threonine catabolic process|isoleucine biosynthetic process L-threonine ammonia-lyase activity mitochondrion YOR334W MRS2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0782211752044426 5.80662049525163e-06 345 Mitochondrial inner membrane Mg(2+) channel, required for maintenance of intramitochondrial Mg(2+) concentrations at the correct level to support splicing of group II introns mitochondrial magnesium ion transport magnesium ion transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YOL008W COQ10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0777907918244419 6.53515582962759e-06 346 Coenzyme Q (ubiquinone) binding protein, functions in the delivery of Q6 to its proper location for electron transport during respiration; START domain protein with homologs in bacteria and eukaryotes cellular respiration ubiquinone binding mitochondrion|mitochondrial inner membrane YJL047C-A_p YJL047C-A hom 0.0775332417897451 7.01210036853409e-06 347 Putative protein of unknown function biological_process molecular_function cellular_component YLL006W-A_p YLL006W-A hom 0.0770033087469977 8.10022751233469e-06 348 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YOR199W_d YOR199W hom 0.0762550973736951 9.91450112255116e-06 349 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL192W ARF1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0757592913552293 1.14267828416917e-05 350 ADP-ribosylation factor; GTPase of the Ras superfamily involved in regulation of coated vesicle formation in intracellular trafficking within the Golgi; ARF1 has a paralog, ARF2, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport|Golgi to plasma membrane transport|intra-Golgi vesicle-mediated transport|macroautophagy GTPase activity cytosol|Golgi-associated vesicle YGL134W PCL10 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0757073730841642 1.14820768118244e-05 351 Pho85p cyclin; recruits, activates, and targets Pho85p cyclin-dependent protein kinase to its substrate negative regulation of glycogen biosynthetic process|regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex YJR151W-A_p YJR151W-A hom 0.0753890740793659 1.26491021133601e-05 352 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 YGL219C MDM34 hom FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0748206486275325 1.45319121811231e-05 353 Mitochondrial component of the ERMES complex that links the ER to mitochondria and may promote inter-organellar calcium and phospholipid exchange as well as coordinating mitochondrial DNA replication and growth mitochondrion organization|phospholipid transport molecular_function mitochondrial outer membrane|ERMES complex|mitochondrion|cytoplasm YER052C HOM3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0747008801535573 1.5175840648617e-05 354 Aspartate kinase (L-aspartate 4-P-transferase); cytoplasmic enzyme that catalyzes the first step in the common pathway for methionine and threonine biosynthesis; expression regulated by Gcn4p and the general control of amino acid synthesis threonine biosynthetic process|methionine biosynthetic process|homoserine biosynthetic process aspartate kinase activity cytoplasm YOR161C-C_p YOR161C-C hom 0.0740304322133069 1.78875372356538e-05 355 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YDR034W-B_p YDR034W-B hom 0.0739215816604559 1.84038990185428e-05 356 Predicted tail-anchored plasma membrane protein containing a conserved CYSTM module; related proteins in other organisms may be involved in response to stress; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YJL102W MEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0738969817160094 1.85225460393996e-05 357 Mitochondrial elongation factor involved in translational elongation translational elongation translation elongation factor activity mitochondrion YOR018W ROD1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0736677605251066 1.96636616097872e-05 358 Membrane protein, binds the ubiquitin ligase Rsp5p via its 2 PY motifs; overexpression confers resistance to the GST substrate o-dinitrobenzene, zinc, and calcium; proposed to regulate the endocytosis of plasma membrane proteins; protein abundance increases in response to DNA replication stress; ROD1 has a paralog, ROG3, that arose from the whole genome duplication response to drug|ubiquitin-dependent endocytosis ubiquitin protein ligase binding plasma membrane YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0733768155714492 2.1208614293189e-05 359 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 YHR013C ARD1 hom FT CHROMATIN ORGANIZATION|RIBOSOME 0.0733277360092976 2.14803619028975e-05 360 Subunit of protein N-terminal acetyltransferase NatA; NatA is comprised of Nat1p, Ard1p, and Nat5p; acetylates many proteins and thus affects telomeric silencing, cell cycle, heat-shock resistance, mating, and sporulation; human Ard1p levels are elevated in cancer cells; protein abundance increases in response to DNA replication stress histone acetylation|N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity cytosolic ribosome|NatA complex YGR208W SER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0728532938807132 2.45569876529012e-05 361 Phosphoserine phosphatase of the phosphoglycerate pathway, involved in serine and glycine biosynthesis, expression is regulated by the available nitrogen source L-serine biosynthetic process phosphoserine phosphatase activity nucleus|cytoplasm YLL029W FRA1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS 0.0727561764548667 2.51082850312961e-05 362 Protein involved in negative regulation of transcription of iron regulon; forms an iron independent complex with Fra2p, Grx3p, and Grx4p; cytosolic; mutant fails to repress transcription of iron regulon and is defective in spore formation negative regulation of transcription from RNA polymerase II promoter in response to iron molecular_function cytosol|cytoplasm YJL136W-A_p YJL136W-A hom 0.0725848057048091 2.65317915592047e-05 363 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YDR281C PHM6 hom 0.0719559951106791 3.056346659587e-05 364 Protein of unknown function, expression is regulated by phosphate levels biological_process molecular_function fungal-type vacuole YOR376W-A_p YOR376W-A hom 0.0719289979486453 3.07744472685743e-05 365 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPL252C YAH1 het FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0718192186620184 3.16466986411455e-05 366 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 YOR091W TMA46 hom FT TRANSLATION 0.0717414423975102 3.22788253763349e-05 367 Protein of unknown function that associates with translating ribosomes; interacts with GTPase Rbg1p cytoplasmic translation molecular_function polysomal ribosome|ribosome|cytoplasm YKL080W VMA5 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0716363217821529 3.31522687805074e-05 368 Subunit C of the eight-subunit V1 peripheral membrane domain of vacuolar H+-ATPase (V-ATPase), an electrogenic proton pump found throughout the endomembrane system; required for the V1 domain to assemble onto the vacuolar membrane vacuolar acidification proton-transporting ATPase activity, rotational mechanism fungal-type vacuole membrane|vacuolar proton-transporting V-type ATPase, V1 domain|integral to membrane YGL244W RTF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0713539205783428 3.56112128320871e-05 369 Subunit of RNAPII-associated chromatin remodeling Paf1 complex; regulates gene expression by directing cotranscriptional histone modification, influences transcription and chromatin structure through several independent functional domains; directly or indirectly regulates DNA-binding properties of Spt15p and relative activities of different TATA elements; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay mRNA 3'-end processing|snoRNA transcription from an RNA polymerase II promoter|regulation of chromatin silencing at telomere|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter|regulation of histone H3-K4 methylation|regulation of transcription-coupled nucleotide-excision repair|negative regulation of transcription from RNA polymerase II promoter|recruitment of 3'-end processing factors to RNA polymerase II holoenzyme complex|global genome nucleotide-excision repair|snoRNA 3'-end processing|Unknown|transcription elongation from RNA polymerase II promoter RNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|transcriptionally active chromatin|Cdc73/Paf1 complex YOL164W-A_p YOL164W-A hom 0.0709631837670945 3.94048924564542e-05 370 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR495C VPS3 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0708271260571151 4.06678008961768e-05 371 Component of CORVET tethering complex; cytoplasmic protein required for the sorting and processing of soluble vacuolar proteins, acidification of the vacuolar lumen, and assembly of the vacuolar H+-ATPase vacuole inheritance|vacuolar acidification|protein targeting to vacuole molecular_function CORVET complex|cytoplasm YDR431W_d YDR431W hom 0.0703862297540773 4.58944158683408e-05 372 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR084W MIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0701962585834306 4.76202155133929e-05 373 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 YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0699363153080887 5.1196439900813e-05 374 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole structural molecule activity ESCRT II complex YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0695884463629346 6.01050777619402e-05 375 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 YHR205W SCH9 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|PROTEIN PHOSPHORYLATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0695598918549311 5.57649124180207e-05 376 AGC family protein kinase; functional ortholog of mammalian S6 kinase; phosphorylated by Tor1p and required for TORC1-mediated regulation of ribosome biogenesis, translation initiation, and entry into G0 phase; involved in transactivation of osmostress-responsive genes; regulates G1 progression, cAPK activity and nitrogen activation of the FGM pathway; integrates nutrient signals and stress signals from sphingolipids to regulate lifespan protein phosphorylation|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|regulation of protein localization|positive regulation of transcription from RNA polymerase III promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter in response to oxidative stress|regulation of cell size|regulation of response to osmotic stress protein serine/threonine kinase activity chromatin|fungal-type vacuole membrane|nucleus|cytoplasm YKL193C SDS22 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS 0.0695252904587644 5.65320346014601e-05 377 Regulatory subunit of the type 1 protein phosphatase (PP1) Glc7p; whether it functions as a positive or negative regulator of Glc7p is controversial; involved in the regulation of Glc7p nuclear localization and function maintenance of protein location in nucleus|chromosome segregation protein serine/threonine phosphatase inhibitor activity|protein phosphatase type 1 activator activity protein phosphatase type 1 complex|nucleus|cytoplasm YAL044W-A_p YAL044W-A hom 0.0694024105111432 5.79751471614955e-05 378 Putative protein of unknown function; similar to S. pombe uvi31 which is a putative DNA repair protein biological_process molecular_function cellular_component YLR399C BDF1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0691465525119756 6.19003002031332e-05 379 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 YKR062W TFA2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0686840765962785 7.00205837964749e-05 380 TFIIE small subunit, involved in RNA polymerase II transcription initiation transcription from RNA polymerase II promoter single-stranded DNA binding|RNA polymerase II core binding|TFIIH-class transcription factor binding transcription factor TFIIE complex YPL038W-A_p YPL038W-A hom 0.0683397359804122 7.52038672257479e-05 381 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR100W TVP15 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0678271620078612 8.51483826356362e-05 382 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p vesicle-mediated transport molecular_function COPI-coated vesicle|integral to membrane|integral to Golgi membrane YDR493W MZM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0677462009367904 8.68284145514548e-05 383 Protein required for assembly of the cytochrome bc(1) complex; acts as a chaperone for Rip1p and facilitates its insertion into the complex at a late stage of assembly; localized to the mitochondrial matrix; null mutant exhibits a respiratory growth defect and reduced mitochondrial zinc levels, which is characteristic of mutations affecting bc(1) complex assembly; human LYRM7 is a functional ortholog mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|mitochondrial matrix YOR093C_p YOR093C hom FT NUCLEUS 0.0677447103516851 8.70713353031778e-05 384 Putative protein of unknown function; deletion causes sensitivity to unfolded protein response-inducing agents biological_process molecular_function integral to membrane YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0672886597793662 9.6926693955696e-05 385 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 YLR361C-A_p YLR361C-A hom 0.0670068284537586 0.000103688143255446 386 Putative protein of unknown function biological_process molecular_function cellular_component YDR069C DOA4 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION 0.0665309428587447 0.000116125195636933 387 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 YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0662611847836399 0.000123786478367966 388 Aminophospholipid translocase (flippase) that localizes primarily to the plasma membrane; contributes to endocytosis, protein transport and cell polarity; type 4 P-type ATPase intracellular protein transport|phospholipid translocation|endocytosis|establishment or maintenance of cell polarity phospholipid-translocating ATPase activity integral to membrane|plasma membrane YJR139C HOM6 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0654305321352561 0.000153946159277352 389 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 YKR096W ESL2 hom FT NUCLEUS 0.0651655200828306 0.000161529301259227 390 Protein of unknown function that interacts with Pex14p; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; predicted to contain a PINc domain biological_process molecular_function ribosome|nucleus|cytoplasm YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.0648496283978174 0.000172266572475534 391 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; PalA/AIP1/Alix family member; interaction with the ESCRT-III subunit Snf7p suggests a relationship between pH response and multivesicular body formation proteolysis|response to pH|protein processing|invasive growth in response to glucose limitation|sporulation resulting in formation of a cellular spore molecular_function nucleus|cytoplasm YBR185C MBA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0647246964914804 0.000177324957944801 392 Membrane-associated mitochondrial ribosome receptor; forms a complex with Mdm38p that may facilitate recruitment of mRNA-specific translational activators to ribosomes; possible role in protein export from the matrix to inner membrane protein insertion into mitochondrial membrane from inner side|mitochondrial respiratory chain complex III biogenesis|inner mitochondrial membrane organization|positive regulation of mitochondrial translation|mitochondrial respiratory chain complex IV biogenesis ribosome binding mitochondrion|mitochondrial inner membrane YNR006W VPS27 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.064468090131624 0.000191520540022799 393 Endosomal protein that forms a complex with Hse1p; required for recycling Golgi proteins, forming lumenal membranes and sorting ubiquitinated proteins destined for degradation; has Ubiquitin Interaction Motifs which bind ubiquitin (Ubi4p) protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding|phosphatidylinositol-3-phosphate binding endosome|ESCRT-0 complex YNL253W TEX1 hom FT RNA LOCALIZATION|NUCLEUS 0.0643709288408515 0.000192416596997642 394 Protein involved in mRNA export, component of the transcription export (TREX) complex mRNA export from nucleus molecular_function transcription export complex YBL029C-A YBL029C-A hom FT PLASMA MEMBRANE 0.0643630876404936 0.000192764383717429 395 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; protein abundance increases in response to DNA replication stress; has potential orthologs in Saccharomyces species and in Yarrowia lipolytica biological_process molecular_function plasma membrane YOR051C ETT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0640439629287567 0.000207430336518772 396 Nuclear protein that inhibits replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts; deletion increases stop codon readthrough translational termination molecular_function nucleus YHR207C SET5 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0633649981465123 0.000242188314836553 397 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 YAL023C PMT2 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0630951492565345 0.000257463002564046 398 Protein O-mannosyltransferase of the ER membrane; transfers mannose residues from dolichyl phosphate-D-mannose to protein serine/threonine residues; involved in ER quality control; acts in a complex with Pmt1p, can instead interact with Pmt5p; antifungal drug target; PMT2 has a paralog, PMT3, that arose from the whole genome duplication ER-associated misfolded protein catabolic process|protein O-linked glycosylation|Unknown|protein exit from endoplasmic reticulum|protein O-linked mannosylation dolichyl-phosphate-mannose-protein mannosyltransferase activity integral to membrane|dolichyl-phosphate-mannose-protein mannosyltransferase complex YDR371W_p CTS2 hom FT CARBOHYDRATE METABOLISM 0.0630767846582383 0.000266912620988248 399 Putative chitinase, functionally complements A. gossypii cts2 mutant sporulation defect sporulation resulting in formation of a cellular spore molecular_function cytoplasm YDR460W TFB3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0628321063644058 0.000273794882075782 400 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 YPL119C-A_p YPL119C-A hom 0.0624273269383176 0.000299235573562385 401 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0620753579734106 0.000323726402174516 402 Protein that stimulates the activity of serine palmitoyltransferase (Lcb1p, Lcb2p) several-fold; involved in sphingolipid biosynthesis 3-keto-sphinganine metabolic process|sphingolipid biosynthetic process enzyme activator activity SPOTS complex YDL128W VCX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0620468904142813 0.000325787089908328 403 Vacuolar membrane antiporter with Ca2+/H+ and K+/H+ exchange activity, involved in control of cytosolic Ca2+ and K+ concentrations; has similarity to sodium/calcium exchangers, including the bovine Na+/Ca2+,K+ antiporter manganese ion transport|cellular calcium ion homeostasis|calcium ion transport|transmembrane transport potassium:hydrogen antiporter activity|calcium:hydrogen antiporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YNL084C END3 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0618531071841147 0.000340143938298904 404 EH domain-containing protein involved in endocytosis, actin cytoskeletal organization and cell wall morphogenesis; forms a complex with Sla1p and Pan1p bipolar cellular bud site selection|ascospore wall assembly|endocytosis|actin filament organization|cytokinesis|actin cortical patch assembly protein binding, bridging mating projection tip|actin cortical patch YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.0616177388902179 0.000358377290016874 405 Protein of unknown function, identified as a high copy suppressor of psk1 psk2 mutations that confer temperature-sensitivity for galactose utilization; proposed to bind single-stranded nucleic acids via its R3H domain galactose metabolic process molecular_function cytoplasm YDL224C WHI4 hom 0.061590671832329 0.000360531697966227 406 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 YLR436C ECM30 hom FT CELL WALL ORG/BIOGENESIS 0.061545120731844 0.000364184696538096 407 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants have abormal relative levels of mannose and glucose and have Gap1p sorting and transport defects; (GFP)-fusion protein localizes to the cytoplasm fungal-type cell wall organization molecular_function cytoplasm YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0612841482642219 0.000385789139980969 408 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 YLR182W SWI6 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0608336585044102 0.000429319032100388 409 Transcription cofactor; forms complexes with Swi4p and Mbp1p to regulate transcription at the G1/S transition; involved in meiotic gene expression; also binds Stb1p to regulate transcription at START; cell wall stress induces phosphorylation by Mpk1p, which regulates Swi6p localization; required for the unfolded protein response, independently of its known transcriptional coactivators positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|positive regulation of reciprocal meiotic recombination|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription coactivator activity SBF transcription complex|MBF transcription complex|nucleus|cytoplasm YER053C-A YER053C-A hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.060574640798354 0.000450729808491917 410 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; protein abundance increases in response to DNA replication stress biological_process molecular_function endoplasmic reticulum YNL277W-A_p YNL277W-A hom 0.0605415066093257 0.000453998649085778 411 Putative protein of unknown function biological_process molecular_function cellular_component YGL006W-A_p YGL006W-A hom 0.0604031538639346 0.000467888180614752 412 Putative protein of unknown function; identified by SAGE biological_process molecular_function cellular_component YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0601864611314103 0.000490441043025226 413 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; inhibited by regulatory subunit Bcy1p in the absence of cAMP; regulates Whi3p; partially redundant with Tpk2p and Tpk3p; TPK1 has a paralog, TPK3, that arose from the whole genome duplication protein phosphorylation|Ras protein signal transduction cAMP-dependent protein kinase activity|protein kinase activity cAMP-dependent protein kinase complex|nucleus|cytoplasm YBL053W_d YBL053W hom 0.0598208243238968 0.000530806964974321 414 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR196C-B_p YBR196C-B hom 0.0597957141306957 0.00053368966480824 415 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOL013W-B_d YOL013W-B hom 0.0594816258281745 0.000571001141593833 416 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the long terminal repeat (LTR) of a Ty1 element Unknown Unknown Unknown YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0589823566560103 0.000635341331681047 417 Protein proposed to regulate the endocytosis of plasma membrane proteins by recruiting the ubiquitin ligase Rsp5p to its target in the plasma membrane ubiquitin-dependent endocytosis ubiquitin protein ligase binding cellular_component YFR048W RMD8 hom FT CELL CYCLE 0.058721462996764 0.00067283319391522 418 Cytosolic protein required for sporulation biological_process molecular_function cytoplasm YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0584386830591215 0.000713031983742519 419 Protein involved in mitochondrial membrane fission and peroxisome abundance; required for localization of Dnm1p and Mdv1p during mitochondrial division; mediates ethanol-induced apoptosis and ethanol-induced mitochondrial fragmentation peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization molecular_function mitochondrial outer membrane|mitochondrion|peroxisome YGR082W TOM20 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.0583255870211746 0.000730264095374501 420 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; acts as a receptor for incoming precursor proteins tRNA import into mitochondrion|protein import into mitochondrial matrix|mitochondrial outer membrane translocase complex assembly protein channel activity|mitochondrion targeting sequence binding mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.0580839175418604 0.00077824285661654 421 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 YKL195W MIA40 het FF|FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0580260010269605 0.000784894916588392 422 Oxidoreductase that mediates mitochondrial intermembrane space import; substrates include small proteins containing twin cysteine motifs; acts in concert with Erv1p, which oxidizes the cysteine residues of Mia40p to comprise a disulfide relay system that catalyzes import; also mediates folding of Atp23p protein import into mitochondrial intermembrane space molecular_function mitochondrion|mitochondrial inner membrane|mitochondrial outer membrane translocase complex|mitochondrial intermembrane space YPR010C RPA135 het FT NUCLEUS 0.0580195968817087 0.000778844425350914 423 RNA polymerase I second largest subunit A135 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YOR189W IES4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0579202788522093 0.000795246264745775 424 Component of the INO80 chromatiin remodeling complex and target of the Mec1p/Tel1p DNA damage signaling pathway; proposed to link chromatin remodeling to replication checkpoint responses response to DNA damage stimulus molecular_function nucleus|Ino80 complex YMR123W PKR1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0578396156012562 0.000846159180463736 425 V-ATPase assembly factor; functions with other V-ATPase assembly factors in the ER to efficiently assemble the V-ATPase membrane sector (V0); protein abundance increases in response to DNA replication stress vacuolar proton-transporting V-type ATPase complex assembly molecular_function integral to endoplasmic reticulum membrane YNL276C_d YNL276C hom 0.057742765608806 0.000825362270801297 426 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 YHR163W SOL3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0577408780830661 0.000869943947977183 427 6-phosphogluconolactonase; catalyzes the second step of the pentose phosphate pathway; weak multicopy suppressor of los1-1 mutation; homologous to Sol2p and Sol1p; SOL3 has a paralog, SOL4, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch 6-phosphogluconolactonase activity nucleus|cytoplasm YGL185C_p YGL185C hom FT OXIDATION-REDUCTION PROCESS 0.0576520972560419 0.000848731902495394 428 Putative protein with sequence similarity to hydroxyacid dehydrogenases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm metabolic process oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor cytoplasm YDR003W-A_p YDR003W-A hom 0.0576115815422968 0.00084829415878663 429 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YOR228C YOR228C hom FT MITOCHONDRION 0.0573722971010177 0.000891650646834612 430 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to membrane YDL040C NAT1 hom FT MITOCHONDRION|RIBOSOME 0.0572988228029616 0.000905370111518337 431 Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity mitochondrion|NatA complex|cytosolic ribosome YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0572537688150624 0.000930214981106861 432 Beta 6 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YIL029C_p YIL029C hom 0.0571075539930851 0.000942007154389052 433 Putative protein of unknown function; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); YIL029C has paralog YPR071W biological_process molecular_function integral to membrane YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0570064609938888 0.000961921242294636 434 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 YHR157W REC104 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0565598704898324 0.00105464530453533 435 Protein involved in early stages of meiotic recombination; required for meiotic crossing over; forms a complex with Rec102p and Spo11p necessary during the initiation of recombination meiotic DNA double-strand break formation|reciprocal meiotic recombination molecular_function condensed nuclear chromosome YPL165C SET6 hom 0.0564144915372915 0.00108656972443219 436 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 YKL018C-A_p YKL018C-A hom 0.0563956877517165 0.0010907635616525 437 Putative protein of unknown function; identified by homology; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YLL015W BPT1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0563470976170619 0.00110356596921222 438 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 YBL008W-A_p YBL008W-A hom 0.0562440724538811 0.00113675747239613 439 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR174W-A_p YGR174W-A hom 0.0560881026376835 0.00117546811803772 440 Putative protein of unknown function; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0559923660841057 0.00118439893312621 441 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJL125C GCD14 het FT RNA PROCESSING|NUCLEUS 0.0559581206123381 0.00119268197214091 442 Subunit of tRNA (1-methyladenosine) methyltransferase, with Gcd10p, required for the modification of the adenine at position 58 in tRNAs, especially tRNAi-Met; first identified as a negative regulator of GCN4 expression tRNA methylation tRNA (adenine-N1-)-methyltransferase activity tRNA (m1A) methyltransferase complex|nucleus YGR114C_d YGR114C het FF 0.0558736591345683 0.00123196573321283 443 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame overlaps 5' end of the essential gene SPT6 Unknown Unknown Unknown 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 0.0553754066216566 0.00135329590238242 444 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 YPL270W MDL2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0552995727040912 0.00136274325805194 445 Mitochondrial inner membrane half-type ATP-binding cassette (ABC) transporter, required for respiratory growth at high temperature; similar to human TAP1 and TAP2 implicated in bare lymphocyte syndrome and Wegener-like granulomatosis oligopeptide transport|oligopeptide export from mitochondrion oligopeptide-transporting ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YNL323W LEM3 hom FF|FT MEMBRANE ORGANIZATION|SIGNALING|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0552727557194241 0.00142577761245678 446 Membrane protein of the plasma membrane and ER, interacts specifically in vivo with the phospholipid translocase (flippase) Dnf1p; involved in translocation of phospholipids and alkylphosphocholine drugs across the plasma membrane phospholipid translocation|cell surface receptor signaling pathway phospholipid-translocating ATPase activity integral to membrane|endoplasmic reticulum|plasma membrane|cytoplasm YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0552328680957778 0.00138116141555972 447 Putative serine/threonine protein phosphatase of the type 2A-like phosphatase family, required for glycogen accumulation; interacts with Tap42p, which binds to and regulates other protein phosphatases glycogen metabolic process|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YPR124W CTR1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0551795807218238 0.00139603945147266 448 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 YGL192W IME4 hom FT CELL CYCLE|NUCLEUS 0.0551528868298764 0.00141052135320981 449 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 YDR446W ECM11 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0549844152166304 0.00145180062847999 450 Non-essential protein apparently involved in meiosis, GFP fusion protein is present in discrete clusters in the nucleus throughout mitosis; may be involved in maintaining chromatin structure fungal-type cell wall organization|reciprocal meiotic recombination molecular_function nucleus YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.0549594342323993 0.00147110747570951 451 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 YKL113C RAD27 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0549419997970578 0.00146418751342985 452 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 YOR271C_p FSF1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0542487420809235 0.00168904190178087 453 Putative protein, predicted to be an alpha-isopropylmalate carrier; belongs to the sideroblastic-associated protein family; non-tagged protein is detected in purified mitochondria; likely to play a role in iron homeostasis biological_process molecular_function mitochondrion|integral to membrane YOL058W ARG1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.054131932499918 0.00172024658058295 454 Arginosuccinate synthetase, catalyzes the formation of L-argininosuccinate from citrulline and L-aspartate in the arginine biosynthesis pathway; potential Cdc28p substrate argininosuccinate metabolic process|arginine biosynthetic process|citrulline metabolic process argininosuccinate synthase activity cytosol YBR175W SWD3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0541094580833712 0.00173066160451066 455 Essential subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres; WD40 beta propeller superfamily member and ortholog of mammalian WDR5 histone H3-K4 methylation|telomere maintenance|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0540832910993195 0.00173686048101065 456 pH sensor molecule, component of the RIM101 pathway; has a role in cell wall construction and alkaline pH response; is glycosylated and phosphorylated; interacts with Dfg16p and Rim9p to form a pH-sensing complex; localization to the plasma membrane is dependent on Dfg16p and Rim9p; has similarity to A. nidulans PalH fungal-type cell wall biogenesis|ascospore formation|invasive growth in response to glucose limitation molecular_function integral to membrane YMR077C VPS20 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0538175235034525 0.00183895578438363 457 Myristoylated subunit of ESCRTIII, the endosomal sorting complex required for transport of transmembrane proteins into the multivesicular body pathway to the lysosomal/vacuolar lumen; cytoplasmic protein recruited to endosomal membranes intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport protein binding ESCRT III complex|cytoplasm YLR140W_d YLR140W het 0.0535724759352776 0.00192046107434476 458 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 YDL172C_d YDL172C hom 0.0534259847642817 0.00197630876551406 459 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR129C SAC6 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0533861565427106 0.00204829009083271 460 Fimbrin, actin-bundling protein; cooperates with Scp1p (calponin/transgelin) in the organization and maintenance of the actin cytoskeleton; relocalizes from plasma membrane to cytoplasm upon DNA replication stress bipolar cellular bud site selection|actin filament organization|endocytosis|response to osmotic stress actin filament binding|protein binding, bridging actin filament bundle|mating projection tip|actin cortical patch YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0533629279647025 0.00203529442484007 461 Plasma membrane protein of unknown function; involved in the proteolytic activation of Rim101p in response to alkaline pH; interacts with Rim21p and Dfg16p to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; has similarity to A. nidulans PalI; ascospore formation molecular_function integral to membrane YML091C RPM2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0530976192260123 0.00210694731146985 462 Protein subunit of mitochondrial RNase P, has roles in nuclear transcription, cytoplasmic and mitochondrial RNA processing, and mitochondrial translation; distributed to mitochondria, cytoplasmic processing bodies, and the nucleus cytoplasmic translation|tRNA 5'-leader removal|mRNA processing|mitochondrion organization|RNA processing|positive regulation of transcription from RNA polymerase II promoter ribonuclease P activity mitochondrion|nucleus|mitochondrial matrix|cytoplasmic mRNA processing body|mitochondrial ribonuclease P complex YMR272W-B_p YMR272W-B hom 0.0530685520102381 0.00211888483178751 463 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YLR294C_d YLR294C hom 0.0526556367024719 0.00229529441518772 464 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene ATP14 Unknown Unknown Unknown YKL167C MRP49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0526216201516805 0.00231041079751123 465 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR198C TAF5 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0524958876170519 0.00239579230731683 466 Subunit (90 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter ubiquitin binding|chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YBR221C PDB1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0524223552139268 0.00240080641003789 467 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 YAR035C-A_p YAR035C-A hom 0.0523726360347056 0.00242386013128152 468 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; predicted to have a role in cell budding based on computational guilt by association analysis biological_process molecular_function cellular_component YHR175W-A_p YHR175W-A hom 0.0523504628779954 0.00243420650175572 469 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL291C MID1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0520865213469668 0.00257576600414049 470 N-glycosylated integral membrane protein of the ER membrane and plasma membrane, functions as a stretch-activated Ca2+-permeable cation channel required for Ca2+ influx stimulated by pheromone; interacts with Cch1p; forms an oligomer calcium ion transport stretch-activated, cation-selective, calcium channel activity|calcium channel activity endoplasmic reticulum|plasma membrane YNL146C-A_p YNL146C-A hom 0.0519848416038115 0.00261074060016599 471 Putative protein of unknown function biological_process molecular_function cellular_component YMR194C-B CMC4 hom FT MITOCHONDRION 0.0519762525533314 0.0026150248778507 472 Protein that localizes to the mitochondrial intermembrane space via the Mia40p-Erv1p system; contains twin cysteine-x(9)-cysteine motifs biological_process molecular_function mitochondrial intermembrane space YJR093C FIP1 het FT RNA PROCESSING|NUCLEUS 0.0519044280378734 0.00265110372402523 473 Subunit of cleavage polyadenylation factor (CPF), interacts directly with poly(A) polymerase (Pap1p) to regulate its activity; bridging factor that links Pap1p and the CPF complex via Yth1p mRNA cleavage|mRNA polyadenylation RNA binding|protein binding, bridging mRNA cleavage and polyadenylation specificity factor complex YDL230W PTP1 hom FT MITOCHONDRION 0.0518885981934403 0.00265911627235762 474 Phosphotyrosine-specific protein phosphatase that dephosphorylates a broad range of substrates in vivo, including Fpr3p; localized to the cytoplasm and the mitochondria; proposed to be a negative regulator of filamentation pseudohyphal growth|invasive growth in response to glucose limitation|protein dephosphorylation protein tyrosine phosphatase activity mitochondrion|cytoplasm YKL192C ACP1 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.051878476584197 0.00266425108812158 475 Mitochondrial matrix acyl carrier protein, involved in biosynthesis of octanoate, which is a precursor to lipoic acid; activated by phosphopantetheinylation catalyzed by Ppt2p lipoate biosynthetic process ACP phosphopantetheine attachment site binding involved in fatty acid biosynthetic process mitochondrion YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.0518687355739159 0.00267313832056441 476 Cys2His2 zinc-finger transcriptional repressor; involved in alkaline responsive gene repression as part of adaptation to a alkaline conditions; involved in cell wall assembly; required for alkaline pH-stimulated haploid invasive growth and sporulation; activated by alkaline-dependent proteolytic processing which results in removal of the C-terminal tail; similar to A. nidulans PacC meiosis|negative regulation of transcription from RNA polymerase II promoter|fungal-type cell wall biogenesis|cellular response to anoxia|response to pH|ascospore formation|barrier septum assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding nucleus YDL159W-A_p YDL159W-A hom 0.0518676547747071 0.00266975114254869 477 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YHR194W MDM31 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|NUCLEUS|MITOCHONDRION 0.0517944538483227 0.00270722783181434 478 Mitochondrial protein that may have a role in phospholipid metabolism; inner membrane protein with similarity to Mdm32p; required for normal mitochondrial morphology and inheritance; interacts genetically with MMM1, MMM2, MDM10, MDM12, and MDM34 mitochondrion inheritance|cellular ion homeostasis|mitochondrion organization|Unknown molecular_function mitochondrial inner membrane|nucleus YOL145C CTR9 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS|CHROMOSOME|RNA POL II, HOLOENZYME 0.0517579619724678 0.00272608949415736 479 Component of the Paf1p complex involved in transcription elongation; binds to and modulates the activity of RNA polymerases I and II; required for expression of a subset of genes, including cyclin genes; involved in SER3 repression by helping to maintain SRG1 transcription-dependent nucleosome occupancy; contains TPR repeats transcription elongation from RNA polymerase I promoter|mRNA 3'-end processing|regulation of chromatin silencing at telomere|snoRNA transcription from an RNA polymerase II promoter|regulation of transcription by chromatin organization|transcription from RNA polymerase I promoter|regulation of histone H3-K4 methylation|regulation of transcription-coupled nucleotide-excision repair|regulation of transcription initiation from RNA polymerase II promoter|snoRNA 3'-end processing|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|transcription elongation from RNA polymerase II promoter RNA polymerase II core binding|triplex DNA binding|RNA polymerase II transcription factor binding transcription factor activity transcriptionally active chromatin|nucleus|Cdc73/Paf1 complex YCR016W_p YCR016W hom FT NUCLEUS 0.0514982806820949 0.00286381530817202 480 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus and nucleus; predicted to be involved in ribosome biogenesis biological_process molecular_function nucleolus|nucleus YBR192W RIM2 het FF|FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0512629282191665 0.00299409214331869 481 Mitochondrial pyrimidine nucleotide transporter; imports pyrimidine nucleoside triphosphates and exports pyrimidine nucleoside monophosphates; member of the mitochondrial carrier family pyrimidine nucleotide transport|mitochondrial genome maintenance|transmembrane transport pyrimidine nucleotide transmembrane transporter activity|transporter activity mitochondrion|integral to membrane YGR207C CIR1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0512183050848022 0.00301939394796395 482 Mitochondrial protein that interacts with frataxin (Yfh1p); putative ortholog of mammalian electron transfer flavoprotein complex subunit ETF-beta; may have a role in oxidative stress response biological_process molecular_function mitochondrion YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0511753783198149 0.00304391771392384 483 ESCRT-I subunit required to stabilize oligomers of the ESCRT-I core complex (Stp22p, Vps28p, Srn2p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; deletion mutant is sensitive to rapamycin and nystatin negative regulation of protein complex assembly|protein targeting to vacuole|endosome transport via multivesicular body sorting pathway ubiquitin binding cytosol|endosome|ESCRT I complex YER010C YER010C hom 0.0510809594041668 0.00309849876266785 484 Protein of unknown function, forms a ring-shaped homotrimer; has similarity to members of the prokaryotic rraA family; possibly involved in a phosphotransfer reaction biological_process molecular_function cellular_component YER021W RPN3 het FT PROTEOLYSIS 0.0510692384762383 0.00310533619599481 485 Essential, non-ATPase regulatory subunit of the 26S proteasome lid, similar to the p58 subunit of the human 26S proteasome; temperature-sensitive alleles cause metaphase arrest, suggesting a role for the proteasome in cell cycle control ubiquitin-dependent protein catabolic process molecular_function proteasome regulatory particle, lid subcomplex YHR018C ARG4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0510460464885672 0.00311890583943763 486 Argininosuccinate lyase, catalyzes the final step in the arginine biosynthesis pathway arginine biosynthetic process via ornithine argininosuccinate lyase activity cytosol YIL002C INP51 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0509711932385871 0.0031675890072934 487 Phosphatidylinositol 4,5-bisphosphate 5-phosphatase, synaptojanin-like protein with an N-terminal Sac1 domain, plays a role in phosphatidylinositol 4,5-bisphosphate homeostasis and in endocytosis; null mutation confers cold-tolerant growth phosphatidylinositol dephosphorylation phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity membrane|cytoplasm YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0506525359388508 0.00335753881319873 488 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 YBL039W-B_p YBL039W-B hom 0.0506446678058207 0.00336247528103504 489 Putative protein of unknown function biological_process molecular_function cellular_component YDR168W CDC37 het FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0506228688079556 0.00337618649982877 490 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 YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0506191798651345 0.00337851181323999 491 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 YGL013C PDR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RSC COMPLEX 0.0505724988142331 0.00340806325340071 492 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 YIL165C_p YIL165C hom 0.0504793926269628 0.00346770763031966 493 Putative protein of unknown function; mutant exhibits mitophagy defects; in closely related species and other S. cerevisiae strain backgrounds YIL165C and adjacent ORF, YIL164C, likely constitute a single ORF encoding a nitrilase gene mitochondrion degradation molecular_function cellular_component YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0503457872676224 0.0035549557708228 494 Multivalent adaptor protein that facilitates vesicle-mediated vacuolar protein sorting by ensuring high-fidelity vesicle docking and fusion, which are essential for targeting of vesicles to the endosome; required for vacuole inheritance Golgi to vacuole transport|vacuole inheritance|vesicle fusion|vesicle docking involved in exocytosis|Golgi to endosome transport phosphatidylinositol-3-phosphate binding external side of endosome membrane|cytoplasm YLR119W SRN2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0503229080685167 0.0035700951768671 495 Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; suppressor of rna1-1 mutation; may be involved in RNA export from nucleus protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole protein binding endosome|ESCRT I complex YNL334C SNO2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0503065940010725 0.00359592097221337 496 Protein of unknown function, nearly identical to Sno3p; expression is induced before the diauxic shift and also in the absence of thiamin pyridoxine metabolic process|thiamine biosynthetic process molecular_function cellular_component YLR283W_p YLR283W hom FT MITOCHONDRION 0.0501401045591167 0.00371883309183485 497 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 YDR139C RUB1 hom 0.0500555844832123 0.00375138160328512 498 Ubiquitin-like protein with similarity to mammalian NEDD8; conjugation (neddylation) substrates include the cullins Cdc53p, Rtt101p, and Cul3p; activated by Ula1p and Uba3p (E1 enzyme pair); conjugation mediated by Ubc12p (E2 enzyme) protein neddylation protein tag cytoplasm YDL217C TIM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0499702614273188 0.0038109805550084 499 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 YHR087W RTC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0498746031842517 0.00388414137767886 500 Protein of unknown function involved in RNA metabolism; has structural similarity to SBDS, the human protein mutated in Shwachman-Diamond Syndrome (the yeast SBDS ortholog = SDO1); null mutation suppresses cdc13-1 temperature sensitivity; protein abundance increases in response to DNA replication stress RNA metabolic process molecular_function nucleus|cytoplasm YNL069C RPL16B hom FT TRANSLATION|RIBOSOME 0.0498340310302137 0.00390792338867719 501 Ribosomal 60S subunit protein L16B; N-terminally acetylated, binds 5.8 S rRNA; transcriptionally regulated by Rap1p; homologous to mammalian ribosomal protein L13A and bacterial L13; RPL16B has a paralog, RPL16A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOL105C WSC3 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0496623126634735 0.0040333075198532 502 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 YJR074W MOG1 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.049628688728123 0.00406379875052194 503 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 YLR077W FMP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0493665835842006 0.00425782406945059 504 Mitochondrial inner membrane protein required for an early step in assembly of respiratory complex III (cytochrome bc1 complex); mRNA is targeted to mitochondria mitochondrial respiratory chain complex III assembly molecular_function mitochondrion|integral to mitochondrial inner membrane YAL002W VPS8 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0493510978797124 0.00428714477261734 505 Membrane-binding component of the CORVET complex; involved in endosomal vesicle tethering and fusion in the endosome to vacuole protein targeting pathway; interacts with Vps21p; contains RING finger motif late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole GTPase binding|protein anchor late endosome|membrane|CORVET complex YDR077W SED1 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0493381214297936 0.00428001932331615 506 Major stress-induced structural GPI-cell wall glycoprotein in stationary-phase cells, associates with translating ribosomes, possible role in mitochondrial genome maintenance; ORF contains two distinct variable minisatellites fungal-type cell wall organization|mitochondrial genome maintenance structural constituent of cell wall mitochondrion|ribosome|fungal-type cell wall YER018C SPC25 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0492444825669308 0.00435378248468925 507 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); involved in chromosome segregation, spindle checkpoint activity and kinetochore clustering microtubule nucleation|chromosome segregation structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0492308266723697 0.00436463551107453 508 Glucose-6-phosphate dehydrogenase (G6PD); catalyzes the first step of the pentose phosphate pathway; involved in adapting to oxidatve stress; homolog of the human G6PD which is deficient in patients with hemolytic anemia; protein abundance increases in response to DNA replication stress NADPH regeneration|response to hydrogen peroxide|pentose-phosphate shunt, oxidative branch|carbon catabolite repression of transcription glucose-6-phosphate dehydrogenase activity cytoplasm YML009C-A_d YML009C-A hom 0.0489739115501927 0.00457344072449376 509 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR005C_d YNR005C hom 0.048857957550079 0.0046706098109461 510 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL022C CDC16 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0486375733049078 0.00486045653867424 511 Subunit of the anaphase-promoting complex/cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; required for sporulation anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|negative regulation of DNA-dependent DNA replication initiation|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YPR133W-A TOM5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0485294911723065 0.00497551015778754 512 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import of all mitochondrially directed proteins; involved in transfer of precursors from the Tom70p and Tom20p receptors to the Tom40p pore mitochondrial outer membrane translocase complex assembly|protein targeting to mitochondrion protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YNL055C POR1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0483479934520928 0.00512051358433482 513 Mitochondrial porin (voltage-dependent anion channel); outer membrane protein required for the maintenance of mitochondrial osmotic stability and mitochondrial membrane permeability; phosphorylated; protein abundance increases in response to DNA replication stress; POR1 has a paralog, POR2, that arose from the whole genome duplication DNA transport|mitochondrion organization|apoptotic process|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to mitochondrial outer membrane YOR239W ABP140 hom FT RNA PROCESSING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0481679602460432 0.00528846397630186 514 AdoMet-dependent tRNA methyltransferase and actin binding protein; C-terminal domain is responsible for 3-methylcytidine modification of residue 32 of the tRNA anticodon loop of tRNA-Thr and tRNA-Ser and contains an S-adenosylmethionine (AdoMet) binding motif; N-terminal actin binding sequence interacts with actin filaments and localizes to actin patches and cables; N- and C-terminal domains are encoded in separate ORFs that are translated into one protein via a +1 frameshift actin filament bundle assembly|tRNA methylation tRNA (cytosine-3-)-methyltransferase activity|actin filament binding|protein binding, bridging actin filament|actin filament bundle|mating projection tip|actin cortical patch YCR084C TUP1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0481486018788661 0.00530681609875956 515 General repressor of transcription, forms complex with Cyc8p, involved in the establishment of repressive chromatin structure through interactions with histones H3 and H4, appears to enhance expression of some genes nucleosome positioning|regulation of transcription from RNA polymerase II promoter in response to osmotic stress|histone exchange|negative regulation of mating-type specific transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter by glucose|negative regulation of dipeptide transport by negative regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to hypoxia|negative regulation of transcription from RNA polymerase II promoter during mitosis|Unknown ubiquitin binding|histone deacetylase binding|histone binding|phosphatidylinositol-3,5-bisphosphate binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription|mediator complex binding nucleus|transcriptional repressor complex YEL003W GIM4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0480982245085939 0.00541701376685238 516 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 YIL002W-A_p YIL002W-A hom 0.0479877621483547 0.00546153279935829 517 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR022C ATG31 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|CHROMOSOME SEGREGATION|CYTOSKELETON 0.0475955396442449 0.00585602485816133 518 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 YLR005W SSL1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0475843006611334 0.00588987472277286 519 Component of the core form of RNA polymerase transcription factor TFIIH, which has both protein kinase and DNA-dependent ATPase/helicase activities and is essential for transcription and nucleotide excision repair; interacts with Tfb4p phosphorylation of RNA polymerase II C-terminal domain|translational initiation|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YDR376W ARH1 het FT KETONE METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0474934720900973 0.00596280709652041 520 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 YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.0473535440378121 0.00611967075699346 521 Serine/threonine protein phosphatase Z, isoform of Ppz2p; involved in regulation of potassium transport, which affects osmotic stability, cell cycle progression, and halotolerance cellular sodium ion homeostasis|cellular protein localization|protein dephosphorylation protein serine/threonine phosphatase activity extrinsic to plasma membrane|nucleus|cytoplasm YLR092W SUL2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0473410294518364 0.00612555878224022 522 High affinity sulfate permease; sulfate uptake is mediated by specific sulfate transporters Sul1p and Sul2p, which control the concentration of endogenous activated sulfate intermediates sulfate transport sulfate transmembrane transporter activity integral to membrane|plasma membrane YMR113W FOL3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0472835264181278 0.00618798188730013 523 Dihydrofolate synthetase, involved in folic acid biosynthesis; catalyzes the conversion of dihydropteroate to dihydrofolate in folate coenzyme biosynthesis folic acid-containing compound biosynthetic process dihydrofolate synthase activity cytoplasm YGR131W FHN1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0470749122606658 0.00641928020905275 524 Protein of unknown function; induced by ketoconazole; promoter region contains sterol regulatory element motif, which has been identified as a Upc2p-binding site; overexpression complements function of Nce102p in NCE102 deletion strain establishment of protein localization to plasma membrane molecular_function integral to membrane|membrane raft YLR338W_d OPI9 hom FF 0.0470498330022403 0.00644760375859816 525 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF VRP1/YLR337C Unknown Unknown Unknown YCR017C CWH43 hom FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0469562860250757 0.00655424615458703 526 Putative sensor/transporter protein involved in cell wall biogenesis; contains 14-16 transmembrane segments and several putative glycosylation and phosphorylation sites; null mutation is synthetically lethal with pkc1 deletion fungal-type cell wall organization|GPI anchor biosynthetic process molecular_function integral to membrane|integral to plasma membrane|cellular bud neck|cellular bud tip YML009W-B_d YML009W-B hom 0.0469562625522306 0.00655427311114545 527 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 YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0469037480601644 0.00661483165041317 528 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 YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.0468824548829318 0.0066395294245841 529 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 YGR209C TRX2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS 0.0466161515141697 0.00695548735831615 530 Cytoplasmic thioredoxin isoenzyme; part of the thioredoxin system which protects cells against oxidative and reductive stress; forms LMA1 complex with Pbi2p; acts as a cofactor for Tsa1p; required for ER-Golgi transport and vacuole inheritance; protein abundance increases in response to DNA replication stress vacuole inheritance|regulation of DNA replication|cell redox homeostasis|protein deglutathionylation|sulfate assimilation|retrograde vesicle-mediated transport, Golgi to ER|cellular response to oxidative stress|ER to Golgi vesicle-mediated transport|vacuole fusion, non-autophagic disulfide oxidoreductase activity cytosol|fungal-type vacuole YDL101C DUN1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0466085162714417 0.0069647420620305 531 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 YHR195W NVJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0464790142549486 0.00712340485450602 532 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 YLR197W NOP56 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0464575926795199 0.00714996045184333 533 Essential evolutionarily-conserved nucleolar protein component of the box C/D snoRNP complexes that direct 2'-O-methylation of pre-rRNA during its maturation; overexpression causes spindle orientation defects rRNA modification|rRNA processing molecular_function box C/D snoRNP complex|small-subunit processome|nucleolus|nucleus|90S preribosome YNL119W NCS2 hom FT RNA PROCESSING 0.0464126020175745 0.00728436691425851 534 Protein required for thiolation of the uridine at the wobble position of Lys(UUU) and Glu(UUC) tRNAs; has a role in urmylation and in invasive and pseudohyphal growth; inhibits replication of Brome mosaic virus in S. cerevisiae tRNA wobble position uridine thiolation|pseudohyphal growth|protein urmylation|invasive growth in response to glucose limitation molecular_function cytosol|cytoplasm YBL066C SEF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0463423569299096 0.00729434429788235 535 Putative transcription factor, has homolog in Kluyveromyces lactis biological_process molecular_function cellular_component YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0461087471312053 0.00764938433623933 536 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 YFL024C EPL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0461046764272876 0.00777381002592644 537 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 YGR149W_p YGR149W hom 0.0460066889468874 0.00772993623135181 538 Putative protein of unknown function; predicted to be an integal membrane protein biological_process molecular_function integral to membrane YGL012W ERG4 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0460044684245112 0.00773289373759397 539 C-24(28) sterol reductase, catalyzes the final step in ergosterol biosynthesis; mutants are viable, but lack ergosterol ergosterol biosynthetic process delta24(24-1) sterol reductase activity integral to membrane|endoplasmic reticulum YDR484W VPS52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS|CYTOSKELETON 0.0459610631242596 0.00781854089024326 540 Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; involved in localization of actin and chitin actin filament-based process|Golgi to vacuole transport|retrograde transport, endosome to Golgi protein binding Golgi apparatus|GARP complex YNL236W SIN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0459133189856583 0.00793889670653679 541 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 YJL001W PRE3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0458814498386403 0.00789833368882721 542 Beta 1 subunit of the 20S proteasome, responsible for cleavage after acidic residues in peptides proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLR368W MDM30 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0458442530628235 0.00794897748545616 543 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 YGL068W MNP1 het FT TRANSLATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0457904861933557 0.00802269542820656 544 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 YIL154C IMP2' hom FF|FT RESPONSE TO DNA DAMAGE|ION HOMEOSTASIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS 0.0455475798130925 0.00846108054390665 545 Transcriptional activator involved in maintenance of ion homeostasis and protection against DNA damage caused by bleomycin and other oxidants, contains a C-terminal leucine-rich repeat DNA repair|cellular carbohydrate metabolic process transcription coactivator activity cytoplasm YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0454898314648211 0.00854470243692652 546 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 YOR350C MNE1 hom FT RNA PROCESSING|MITOCHONDRION 0.0454756919309766 0.00846670682969667 547 Mitochondrial matrix protein involved in splicing Group I aI5-beta intron from COX1 mRNA Group I intron splicing molecular_function mitochondrion|ribonucleoprotein complex|mitochondrial matrix YIL075C RPN2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0453036909053976 0.00873854691592316 548 Subunit of the 26S proteasome; substrate of the N-acetyltransferase Nat1p; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process endopeptidase activity|protein binding, bridging proteasome regulatory particle, base subcomplex|nucleus|proteasome storage granule YJL034W KAR2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0452085678819328 0.00886057235723111 549 ATPase involved in protein import into the ER, also acts as a chaperone to mediate protein folding in the ER and may play a role in ER export of soluble proteins; regulates the unfolded protein response via interaction with Ire1p karyogamy involved in conjugation with cellular fusion|posttranslational protein targeting to membrane, translocation|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|response to unfolded protein unfolded protein binding|ATPase activity endoplasmic reticulum|luminal surveillance complex YOR030W DFG16 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0450405194335725 0.00916865781525021 550 Probable multiple transmembrane protein; involved in diploid invasive and pseudohyphal growth upon nitrogen starvation; is glycosylated and phosphorylated; interacts with Rim21p and Rim9p in the plasma membrane to form a pH-sensing complex in the Rim101 pathway and is required to maintain Rim21p levels; required for accumulation of processed Rim101p pseudohyphal growth|protein processing molecular_function integral to membrane YNL199C GCR2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0449515797149984 0.00925485076942372 551 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 YDR530C APA2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0448733148137102 0.00937799718008432 552 Diadenosine 5',5'''-P1,P4-tetraphosphate phosphorylase II; AP4A phosphorylase involved in catabolism of bis(5'-nucleosidyl) tetraphosphates; APA2 has a paralog, APA1, that arose from the whole genome duplication nucleoside catabolic process bis(5'-nucleosyl)-tetraphosphatase activity nucleus|cytoplasm YHR097C_p YHR097C hom FT NUCLEUS 0.0446708026186843 0.00970344939205707 553 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YLR192C HCR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0446090542522163 0.00980466608353037 554 Dual function protein involved in translation initiation as a substoichiometric component (eIF3j) of translation initiation factor 3 (eIF3) and required for processing of 20S pre-rRNA; binds to eIF3 subunits Rpg1p and Prt1p and 18S rRNA cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) translation initiation factor activity eukaryotic translation initiation factor 3 complex YBL032W HEK2 hom FT CHROMATIN ORGANIZATION|TRANSLATION|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0445708166914282 0.00986781481339395 555 RNA binding protein involved in the asymmetric localization of ASH1 mRNA; represses translation of ASH1 mRNA, an effect reversed by Yck1p-dependent phosphoryation; regulates telomere position effect and length; similarity to hnRNP-K telomere maintenance via telomerase|intracellular mRNA localization|mRNA stabilization mRNA binding nuclear chromosome, telomeric region|cytoplasmic mRNA processing body|cytoplasm YOR037W CYC2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0445159073348749 0.00995913029651951 556 Mitochondrial peripheral inner membrane protein, contains a FAD cofactor in a domain exposed in the intermembrane space; exhibits redox activity in vitro; likely participates in ligation of heme to acytochromes c and c1 (Cyc1p and Cyt1p) cytochrome c-heme linkage|mitochondrial membrane organization oxidoreductase activity extrinsic to mitochondrial inner membrane|mitochondrion YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0443285213488407 0.0102764484923996 557 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 YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0442949081918108 0.0103343108181767 558 Non-ATPase regulatory subunit of the 26S proteasome; has similarity to putative proteasomal subunits in other species; null mutant is temperature sensitive and exhibits cell cycle and proteasome assembly defects; protein abundance increases in response to DNA replication stress proteasome assembly|ubiquitin-dependent protein catabolic process structural molecule activity proteasome storage granule|proteasome regulatory particle, lid subcomplex YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.0442479080163077 0.0104157037194265 559 ATP-NADH kinase; phosphorylates both NAD and NADH; active as a hexamer; enhances the activity of ferric reductase (Fre1p); UTR1 has a paralog, YEF1, that arose from the whole genome duplication cellular iron ion homeostasis|NADP biosynthetic process NAD+ kinase activity|NADH kinase activity nucleus|cytoplasm YGL069C_d YGL069C het 0.0441352470831707 0.0106131307525118 560 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 YGR146C-A_p YGR146C-A hom 0.0440256927437588 0.0108082969815598 561 Putative protein of unknown function biological_process molecular_function cellular_component YGL087C MMS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0439622510812736 0.0109227677548222 562 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 YOR333C_d YOR333C hom 0.0439584847605078 0.0109295972454202 563 Dubious open reading frame, unlikely to encode a functional protein; overlaps 5' end of MRS2 gene required for respiratory growth Unknown Unknown Unknown YOL038C-A_p YOL038C-A hom 0.0439202221670987 0.010999194321343 564 Putative protein of unknown function; identified by SAGE analysis biological_process molecular_function cellular_component YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.043870756392147 0.0111500441086302 565 Component of the RSC chromatin remodeling complex; essential for mitotic growth; homolog of SWI/SNF subunit Swp73p nucleosome positioning|ATP-dependent chromatin remodeling|G2/M transition of mitotic cell cycle|G1 phase of mitotic cell cycle|nucleosome disassembly|positive regulation of transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YGR090W UTP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0437826770118216 0.0112891733663909 566 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 YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0437092244684581 0.0113901005715933 567 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 YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0436039103584773 0.0116271332479707 568 Translation elongation factor eIF-5A; may function in translation initiation; structural homolog of bacterial EF-P; undergoes an essential hypusination modification; HYP2 has a paralog, ANB1, that arose from the whole genome duplication positive regulation of translational initiation|translational frameshifting|positive regulation of translational termination|positive regulation of translational elongation ribosome binding|RNA binding|translation elongation factor activity|translation initiation factor activity mitochondrion|cytosolic ribosome|cytoplasm YOR186W_p YOR186W hom 0.0433885747371498 0.0120077688522196 569 Putative protein of unknown function; proper regulation of expression during heat stress is sphingolipid-dependent; YOR186W has a paralog, YLR297W, that arose from the whole genome duplication biological_process molecular_function cellular_component YMR304W UBP15 hom FT PROTEOLYSIS 0.0433877118433319 0.0120606362120581 570 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 YKL186C MTR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0433155800054293 0.0121524589558898 571 mRNA transport regulator, essential nuclear protein; Mex67p and Mtr2p form a mRNA export complex which binds to RNA poly(A)+ mRNA export from nucleus|ribosomal large subunit export from nucleus protein binding integral to membrane|nuclear RNA export factor complex|nuclear pore YKL059C MPE1 het FT RNA PROCESSING|NUCLEUS 0.0432854322479834 0.0122126670505851 572 Essential conserved subunit of CPF (cleavage and polyadenylation factor), plays a role in 3' end formation of mRNA via the specific cleavage and polyadenylation of pre-mRNA, contains a putative RNA-binding zinc knuckle motif mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YDL104C QRI7 hom FT RNA PROCESSING|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0431789423753166 0.012427458121848 573 Highly conserved mitochondrial protein, essential for t6A modification of mitochondrial tRNAs that decode ANN codons; similar to Kae1p and E. coli YgjD, both of which are also required for tRNA t6A modification mitochondrial tRNA threonylcarbamoyladenosine modification molecular_function mitochondrion YLR088W GAA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.043140541468413 0.0125057295967919 574 Subunit of the GPI (glycosylphosphatidylinositol):protein transamidase complex, removes the GPI-anchoring signal and attaches GPI to proteins in the ER attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YDR017C KCS1 hom 0.0430913618235018 0.0126066081137454 575 Inositol hexakisphosphate (IP6) and inositol heptakisphosphate (IP7) kinase; generation of high energy inositol pyrophosphates by Kcs1p is required for many processes such as vacuolar biogenesis, stress response and telomere maintenance inositol phosphate biosynthetic process inositol heptakisphosphate kinase activity|inositol hexakisphosphate kinase activity|inositol-1,3,4,5,6-pentakisphosphate kinase activity|inositol heptakisphosphate 5-kinase activity cytoplasm YPL214C THI6 hom 0.0430202614961108 0.0128072294768299 576 Bifunctional enzyme with thiamine-phosphate pyrophosphorylase and 4-methyl-5-beta-hydroxyethylthiazole kinase activities, required for thiamine biosynthesis; GFP-fusion protein localizes to the cytoplasm in a punctate pattern thiamine biosynthetic process hydroxyethylthiazole kinase activity|thiamine-phosphate diphosphorylase activity cytosol|cytoplasm YNL190W_p YNL190W hom 0.042969372263832 0.0128599507853841 577 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 YEL062W NPR2 hom FT SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0428968880004285 0.0130533159458346 578 Subunit of SEA (Seh1-associated), Npr2/3, and Iml1p complexes; Npr2/3 complex mediates downregulation of TORC1 activity upon amino acid limitation; SEA complex is a coatomer-related complex that associates dynamically with the vacuole; Iml1p complex (Iml1p-Npr2p-Npr3p) is required for non-nitrogen-starvation (NNS)-induced autophagy; Iml1p interacts primarily with phosphorylated Npr2p; homolog of human NPRL2; target of Grr1p; required for growth on urea and proline proline transport|urea transport|regulation of TOR signaling cascade|cellular response to amino acid starvation|response to drug|cellular response to nitrogen starvation molecular_function Seh1-associated complex|extrinsic to fungal-type vacuolar membrane YLR163C MAS1 het FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.042836726191921 0.0131815302090312 579 Smaller subunit of the mitochondrial processing protease (MPP), essential processing enzyme that cleaves the N-terminal targeting sequences from mitochondrially imported proteins protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion|mitochondrial processing peptidase complex YHR042W NCP1 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0428003475083354 0.0132184125802282 580 NADP-cytochrome P450 reductase; involved in ergosterol biosynthesis; associated and coordinately regulated with Erg11p ergosterol biosynthetic process electron carrier activity mitochondrial outer membrane|mitochondrion YOR316C-A_p YOR316C-A hom 0.0427654557905495 0.0132934998295526 581 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YPL084W BRO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0427540962253967 0.0133180268959949 582 Cytoplasmic class E vacuolar protein sorting (VPS) factor that coordinates deubiquitination in the multivesicular body (MVB) pathway by recruiting Doa4p to endosomes protein deubiquitination|vacuolar transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|response to nutrient|ubiquitin-dependent protein catabolic process ubiquitin-specific protease activity endosome|cytoplasm YIL072W HOP1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0426541942842126 0.0135354585048833 583 Meiosis-specific protein required for chromosome synapsis; displays Red1p dependent localization to the unsynapsed axial-lateral elements of the synaptonemal complex; required for chiasma formation; in vitro, displays the ability to promote intra- and intermolecular synapsis between double-stranded DNA molecules and to fold DNA into rigid protein?DNA filaments synaptonemal complex assembly|meiotic recombination checkpoint|synapsis four-way junction DNA binding condensed nuclear chromosome|lateral element YKL064W MNR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0425422426758557 0.0137828353093154 584 Vacuolar membrane protein required for magnesium homeostasis; putative magnesium transporter; has similarity to Alr1p and Alr2p, which mediate influx of Mg2+ and other divalent cations cellular magnesium ion homeostasis magnesium ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YGL212W VAM7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0424425190433049 0.0141070499512641 585 Vacuolar SNARE protein; functions with Vam3p in vacuolar protein trafficking; has an N-terminal PX domain (phosphoinositide-binding module) that binds PtdIns-3-P and mediates membrane binding; SNAP-25 homolog; protein abundance increases in response to DNA replication stress piecemeal microautophagy of nucleus|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity|phosphatidylinositol-3-phosphate binding SNARE complex|fungal-type vacuole membrane YHR206W SKN7 hom FF|FT TRANSCRIPTION FROM RNA POL II|SIGNALING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.04239207628504 0.0141497295873344 586 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 YOR261C RPN8 het FT PROTEOLYSIS 0.0423017164825686 0.0143278581172962 587 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 YCL061C MRC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0422665547667921 0.0144091049630599 588 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 YLR386W VAC14 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM 0.0422080029216708 0.0145452999850043 589 Protein involved in regulated synthesis of PtdIns(3,5)P(2), in control of trafficking of some proteins to the vacuole lumen via the MVB, and in maintenance of vacuole size and acidity; interacts with Fig4p; activator of Fab1p phosphatidylinositol biosynthetic process|positive regulation of kinase activity protein binding, bridging fungal-type vacuole membrane|PAS complex|extrinsic to vacuolar membrane YLR412W BER1 hom FT CYTOSKELETON 0.0421563546013783 0.0146663774552192 590 Protein involved in microtubule-related processes, N-acetylation; GFP-fusion protein localizes to the cytoplasm and is induced in response to the DNA-damaging agent MMS; YLR412W is not an essential gene; similar to Arabidopsis SRR1 gene biological_process molecular_function cytoplasm YAL067W-A_p YAL067W-A hom 0.042057223804451 0.0149162352040451 591 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YLR432W IMD3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.0419171717400878 0.0152387385671219 592 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 YGL048C RPT6 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.0418983994386049 0.0152844814404386 593 ATPase of the 19S regulatory particle of the 26S proteasome; one of six ATPases of the regulatory particle; involved in the degradation of ubiquitinated substrates; bound by ubiquitin-protein ligases Ubr1p and Ufd4p; localized mainly to the nucleus throughout the cell cycle; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of sequence-specific DNA binding transcription factor activity|nucleotide-excision repair|proteasome regulatory particle assembly|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|negative regulation of sequence-specific DNA binding transcription factor activity|chromatin remodeling ATPase activity|protein domain specific binding proteasome regulatory particle, base subcomplex|proteasome storage granule|nucleus YHR076W PTC7 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0418931993937802 0.015297173854941 594 Type 2C protein phosphatase (PP2C); alternatively spliced to create two mRNA isoforms; protein from spliced form localizes to the mitochondria while the one from the unspliced form is localized to the nuclear envelope biological_process protein serine/threonine phosphatase activity nuclear envelope|mitochondrion YNR073C_p YNR073C hom 0.0418183780844563 0.0155270835479243 595 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YBR242W_p YBR242W hom FT NUCLEUS 0.0416980963251133 0.015780138112136 596 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR242W is not an essential gene biological_process molecular_function nucleus|cytoplasm YPL058C PDR12 hom FT KETONE METABOLISM|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0416756542724442 0.0158365425969542 597 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 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 0.0416341639220279 0.0159412887656418 598 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 YOR351C MEK1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.041572264857254 0.0160986904189291 599 Meiosis-specific serine/threonine protein kinase, functions in meiotic checkpoint, promotes recombination between homologous chromosomes by suppressing double strand break repair between sister chromatids meiosis|meiotic recombination checkpoint|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity nucleus YGR200C ELP2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0414879442604367 0.0163153035632041 600 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; target of Kluyveromyces lactis zymocin regulation of transcription from RNA polymerase II promoter|protein urmylation|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YOR172W YRM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0414432289269789 0.0164312092112576 601 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 YOR215C AIM41 hom FT MITOCHONDRION 0.0414199511671444 0.0164918326643485 602 Putative protein of unknown function; the authentic protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays reduced frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.0413347502814117 0.0167154036895815 603 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 YBR068C BAP2 hom FT PLASMA MEMBRANE 0.0412602728335422 0.0169130101941351 604 High-affinity leucine permease; functions as a branched-chain amino acid permease involved in uptake of leucine, isoleucine and valine; contains 12 predicted transmembrane domains; BAP2 has a paralog, BAP3, that arose from the whole genome duplication amino acid transport|transmembrane transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YDL162C_d YDL162C hom 0.0409855962424765 0.0176596192643578 605 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 YGR125W_p YGR125W hom 0.0409552033439281 0.0177439797250776 606 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 YGL246C RAI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0409189752127753 0.0181028817486426 607 Nuclear protein with decapping endonuclease activity targeted toward mRNAs with unmethylated 7-methylguanosine cap structures; binds to and stabilizes the exoribonuclease Rat1p; required for pre-rRNA processing; homologous to human DOM3Z deadenylation-dependent decapping of nuclear-transcribed mRNA|maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|termination of RNA polymerase II transcription, poly(A)-coupled|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) enzyme regulator activity|m7G(5')pppN diphosphatase activity nucleus YBR004C GPI18 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.040733752122442 0.0183693805864877 608 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 YDL065C PEX19 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0406579592873721 0.0186406094446747 609 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 YOL019W-A_p YOL019W-A hom 0.0406150698962324 0.0188009250296583 610 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YER106W MAM1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0403086553039547 0.0196241176797484 611 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 YAL065C_p YAL065C hom 0.0402942454396916 0.0196679309008452 612 Putative protein of unknown function; has homology to FLO1; possible pseudogene biological_process molecular_function cellular_component YLR392C ART10 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0402321684304639 0.0198576539054867 613 Protein of unknown function that contains 2 PY motifs and is ubiquinated by Rsp5p; overexpression confers resistance to arsenite; green fluorescent protein (GFP)-fusion protein localizes it to the cytoplasm; non-essential gene biological_process molecular_function cytoplasm YGL128C CWC23 het FT RNA PROCESSING|NUCLEUS 0.0401096013318819 0.0202556253693881 614 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 YGR177C ATF2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0400938960166074 0.0203985464462789 615 Alcohol acetyltransferase, may play a role in steroid detoxification; forms volatile esters during fermentation, which is important for brewing and winemaking steroid metabolic process|response to toxin|Unknown|sterol acetylation alcohol O-acetyltransferase activity integral to endoplasmic reticulum membrane|endoplasmic reticulum|cytoplasm YMR038C CCS1 hom FF|FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.040052220247724 0.0207196124306888 616 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 YML097C VPS9 hom FF|FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.040039149165797 0.0204578095314217 617 A guanine nucleotide exchange factor involved in vesicle-mediated vacuolar protein transport; specifically stimulates the intrinsic guanine nucleotide exchange activity of Vps21p/Rab5: similar to mammalian ras inhibitors; binds ubiquitin vacuole inheritance|protein targeting to vacuole ubiquitin binding|guanyl-nucleotide exchange factor activity cytosol YCR075C ERS1 hom 0.0399894087136874 0.020615007055886 618 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 YKR105C_p VBA5 hom 0.0399433498148639 0.0207615072714431 619 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 YER175W-A_p YER175W-A hom 0.0399039265114376 0.0208876212524369 620 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YER099C PRS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0399028503837147 0.0210444394248588 621 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 YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0398738951159624 0.0210801574118408 622 P-type ATPase, ion transporter of the ER membrane; required to maintain normal lipid composition of intracellular compartments and proper targeting of mitochondrial outer membrane tail-anchored proteins; involved in ER function and Ca2+ homeostasis; required for regulating Hmg2p degradation; confers sensitivity to a killer toxin (SMKT) produced by Pichia farinosa KK1 cellular calcium ion homeostasis|transmembrane transport ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|endoplasmic reticulum membrane|cis-Golgi network YFR027W ECO1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0397284814016123 0.0214569922150458 623 Acetyltransferase; required for establishment of sister chromatid cohesion; acetylates Mps3p to regulate nuclear organization; modifies Smc3p at replication forks and Mcd1p in response to ds DNA breaks; has a C2H2-type zinc finger; mutations in human homolog ESCO2 cause Roberts syndrome; relative distribution to the nucleus increases upon DNA replication stress double-strand break repair|regulation of DNA replication|mitotic chromosome condensation|internal peptidyl-lysine acetylation|establishment of mitotic sister chromatid cohesion|DNA repair|chromosome organization|DNA replication|regulation of mitosis|telomere organization|tRNA gene clustering acetyltransferase activity|chromatin binding nuclear chromatin|nuclear replication fork YKR001C VPS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|VACUOLAR TRANSPORT|PEROXISOME ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0396722133664679 0.0218194140308078 624 Dynamin-like GTPase required for vacuolar sorting; also involved in actin cytoskeleton organization, endocytosis, late Golgi-retention of some proteins, regulation of peroxisome biogenesis vacuolar transport|peroxisome fission|endocytosis|actin cytoskeleton organization|protein retention in Golgi apparatus|peroxisome organization|lipid tube assembly|protein targeting to vacuole GTPase activity mitochondrial outer membrane|fungal-type vacuole membrane|peroxisome|actin cortical patch YPL277C_p YPL277C hom 0.0396440571724388 0.0218341891313411 625 Putative protein of unknown function; localized to the membranes; gene expression regulated by copper levels biological_process molecular_function membrane YGL165C_d YGL165C hom 0.039634826828461 0.0217664230836464 626 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 YDL173W PAR32 hom 0.039594486961973 0.0219008959018067 627 Putative protein of unknown function; hyperphosphorylated upon rapamycin treatment in a Tap42p-dependent manner; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; PAR32 is not an essential gene biological_process molecular_function cytoplasm YBR061C TRM7 hom FT RNA PROCESSING|TRANSLATION 0.0395522437115019 0.0220623324727309 628 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 YMR227C TAF7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0394651045751113 0.0223370782515621 629 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 YOL135C MED7 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0393704963146277 0.0226607882531125 630 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 YFL054C_p YFL054C hom 0.0393611610739218 0.0227132039802713 631 Putative channel-like protein; similar to Fps1p; mediates passive diffusion of glycerol in the presence of ethanol water transport|transmembrane transport water channel activity|glycerol transmembrane transporter activity|transporter activity integral to membrane YBR221W-A_p YBR221W-A hom 0.0393280227655206 0.0228277616535213 632 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YDR330W UBX5 hom FT PROTEOLYSIS|NUCLEUS 0.0390332986193555 0.0239319018946065 633 UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YGL016W KAP122 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0390059617540619 0.0239464675530817 634 Karyopherin beta, responsible for import of the Toa1p-Toa2p complex into the nucleus; binds to nucleoporins Nup1p and Nup2p; may play a role in regulation of pleiotropic drug resistance protein import into nucleus|regulation of cell size protein transporter activity integral to membrane|nuclear pore|cytoplasm YNL170W_d YNL170W hom 0.0389375134361839 0.0241948044807181 635 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL012W YEH1 hom FT LIPID METABOLISM 0.0388739935435757 0.0244272539361613 636 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 YGL043W DST1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|NUCLEUS 0.0388692040149405 0.0244448592666143 637 General transcription elongation factor TFIIS, enables RNA polymerase II to read through blocks to elongation by stimulating cleavage of nascent transcripts stalled at transcription arrest sites; maintains RNAPII elongation activity on ribosomal protein genes during conditions of transcriptional stress transcription elongation from RNA polymerase I promoter|transcription initiation from RNA polymerase II promoter|mRNA cleavage|maintenance of transcriptional fidelity during DNA-dependent transcription elongation from RNA polymerase II promoter|tRNA transcription from RNA polymerase III promoter|regulation of mRNA 3'-end processing|positive regulation of transcription elongation from RNA polymerase II promoter|transcription from RNA polymerase III promoter|transcription antitermination|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter RNA polymerase II regulatory region DNA binding|RNA polymerase II core binding|core RNA polymerase II recruiting transcription factor activity nucleus YHR200W RPN10 hom FT PROTEOLYSIS 0.0387814013226446 0.0247695571043811 638 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 YFR050C PRE4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0387185116788089 0.025069489960688 639 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 YER136W GDI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.038642422814651 0.0252911378981982 640 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 YDR194W-A_p YDR194W-A hom 0.0386380820497279 0.0254170467710879 641 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL205C HEM3 het FT COFACTOR METABOLISM|NUCLEUS 0.0385122904612552 0.0257881057873901 642 Porphobilinogen deaminase, catalyzes the conversion of 4-porphobilinogen to hydroxymethylbilane, the third step in heme biosynthesis; localizes to the cytoplasm and nucleus; expression is regulated by Hap2p-Hap3p, but not by levels of heme heme biosynthetic process hydroxymethylbilane synthase activity nucleus|cytoplasm 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 0.0384612887364084 0.0259851685673798 643 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 YDL084W SUB2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0384485956676674 0.0260344143850354 644 Component of the TREX complex required for nuclear mRNA export; member of the DEAD-box RNA helicase superfamily and is involved in early and late steps of spliceosome assembly; homolog of the human splicing factor hUAP56; relocalizes from nucleus to cytoplasm upon DNA replication stress mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|mRNA splicing, via spliceosome|transcription elongation from RNA polymerase II promoter|chromatin silencing at telomere ATP-dependent RNA helicase activity chromosome, telomeric region|nucleus|transcription export complex|spliceosomal complex YOR017W PET127 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0384470511095612 0.0260404123705099 645 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 YML004C GLO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0384027910560164 0.0262127956020724 646 Monomeric glyoxalase I, catalyzes the detoxification of methylglyoxal (a by-product of glycolysis) via condensation with glutathione to produce S-D-lactoylglutathione; expression regulated by methylglyoxal levels and osmotic stress methylglyoxal catabolic process to D-lactate|glutathione metabolic process lactoylglutathione lyase activity nucleus|cytoplasm YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0383101431448564 0.026758231567286 647 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 YDR324C UTP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0382208250816595 0.0269319107969617 648 Subunit of U3-containing 90S preribosome and Small Subunit (SSU) processome complexes involved in production of 18S rRNA and assembly of small ribosomal subunit; member of t-Utp subcomplex involved with transcription of 35S rRNA transcript positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|t-UTP complex|90S preribosome YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0381724915071051 0.0272405835004516 649 Isoamyl acetate-hydrolyzing esterase, required in balance with alcohol acetyltransferase to maintain optimal amounts of isoamyl acetate, which is particularly important in sake brewing acetate metabolic process hydrolase activity, acting on ester bonds cellular_component YOR303W CPA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.038087972479404 0.0274676278322661 650 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 YNL138W SRV2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0380681400569391 0.0275483835011707 651 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 YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0380008573754764 0.0280580678127152 652 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 YMR039C SUB1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0379962882211221 0.0278426736538466 653 Transcriptional coactivator; facilitates elongation through factors that modify RNAP II; role in peroxide resistance involving Rad2p; role in the hyperosmotic stress response through polymerase recruitment at RNAP II and RNAP III genes; protein abundance increases in response to DNA replication stress termination of RNA polymerase II transcription|hyperosmotic response|RNA polymerase III transcriptional preinitiation complex assembly|positive regulation of transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase III promoter transcription coactivator activity nucleus YDR370C DXO1 hom 0.0379850046740754 0.0278891339940187 654 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YOR184W SER1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0378954872137749 0.0284255628238042 655 3-phosphoserine aminotransferase; catalyzes the formation of phosphoserine from 3-phosphohydroxypyruvate, required for serine and glycine biosynthesis; regulated by the general control of amino acid biosynthesis mediated by Gcn4p; protein abundance increases in response to DNA replication stress serine family amino acid biosynthetic process|L-serine biosynthetic process|purine nucleobase biosynthetic process O-phospho-L-serine:2-oxoglutarate aminotransferase activity cytoplasm YOL159C-A YOL159C-A hom FT NUCLEUS 0.0377612318822399 0.0289681082962959 656 Protein of unknown function; overexpression affects endocytic protein trafficking; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function nucleus|cytoplasm YLR021W IRC25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0377063531146255 0.0291300188236758 657 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function intracellular YFL051C_p YFL051C hom FT PLASMA MEMBRANE 0.0376929380135406 0.0291151878338527 658 Putative protein of unknown function; YFL051C is not an essential gene biological_process molecular_function cellular_component YER068W MOT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0375718615546172 0.029636884392569 659 Ubiquitin-protein ligase subunit of the CCR4-NOT complex; with Ubc4p, ubiquitinates nascent polypeptide-associated complex subunits and histone demethyase Jhd2p; CCR4-NOT has roles in transcription regulation, mRNA degradation, and post-transcriptional modifications deadenylation-independent decapping of nuclear-transcribed mRNA|positive regulation of transcription elongation from RNA polymerase II promoter|protein polyubiquitination|protein ubiquitination ubiquitin-protein ligase activity|sequence-specific DNA binding CCR4-NOT core complex|cytoplasm YOR323C PRO2 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0375345413926874 0.0301928929492433 660 Gamma-glutamyl phosphate reductase, catalyzes the second step in proline biosynthesis proline biosynthetic process glutamate-5-semialdehyde dehydrogenase activity nucleus|cytoplasm YFR012W-A_p YFR012W-A hom 0.0375141199563292 0.0299129909787084 661 Putative protein of unknown function; identified by homology biological_process molecular_function cellular_component YGR132C PHB1 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0374488335477216 0.0303481947619132 662 Subunit of the prohibitin complex (Phb1p-Phb2p), a 1.2 MDa ring-shaped inner mitochondrial membrane chaperone that stabilizes newly synthesized proteins; determinant of replicative life span; involved in mitochondrial segregation mitochondrion inheritance|protein folding|negative regulation of proteolysis|replicative cell aging|mitochondrion morphogenesis|inner mitochondrial membrane organization molecular_function mitochondrion|mitochondrial inner membrane YPR108W-A_p YPR108W-A hom 0.0374276008136298 0.0303431199440529 663 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL227C JJJ1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0373632756489574 0.0305544966106738 664 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 YNL046W_p YNL046W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0373607139544635 0.0305659159644822 665 Putative protein of unknown function; expression depends on Swi5p; GFP-fusion protein localizes to the endoplasmic reticulum; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO) biological_process molecular_function endoplasmic reticulum YKR106W GEX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0372006388788843 0.0312867930803472 666 Proton:glutathione antiporter localized to the vacuolar and plasma membranes; expressed at a very low level; almost identical to paralog Gex1p; potential role in resistance to oxidative stress and modulation of the PKA pathway glutathione transmembrane transport solute:hydrogen antiporter activity integral to membrane|plasma membrane|vacuolar membrane YMR209C_p YMR209C hom 0.0371702026921053 0.0314254957459178 667 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YJL088W ARG3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.037049499809541 0.0319807621256545 668 Ornithine carbamoyltransferase (carbamoylphosphate:L-ornithine carbamoyltransferase), catalyzes the sixth step in the biosynthesis of the arginine precursor ornithine arginine biosynthetic process|ornithine metabolic process ornithine carbamoyltransferase activity cytosol YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.036942225913905 0.0325850255189676 669 Subunit of GID complex; involved in proteasome-dependent catabolite inactivation of gluconeogenic enzymes FBPase, PEPCK, and c-MDH; forms dimer with Rmd5p that is then recruited to GID Complex by Gid8p; contains a degenerate RING finger motif needed for GID complex ubiquitin ligase activity in vivo, as well as CTLH and CRA domains; plays role in anti-apoptosis; required for survival upon exposure to K1 killer toxin negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|anti-apoptosis ubiquitin-protein ligase activity nucleus|GID complex|cytoplasm YDR454C GUK1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0368964393451196 0.0326969531489075 670 Guanylate kinase, converts GMP to GDP; required for growth and mannose outer chain elongation of cell wall N-linked glycoproteins GMP metabolic process guanylate kinase activity nucleus|cytoplasm YGR021W_p YGR021W hom FT MITOCHONDRION 0.0368791649078166 0.0327786382569411 671 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 YDR064W RPS13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0368332064316179 0.032996811671415 672 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S13 and bacterial S15 cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding cytosolic small ribosomal subunit|90S preribosome YHR024C MAS2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0368010066419722 0.0331504092436505 673 Larger subunit of the mitochondrial processing protease (MPP), essential processing enzyme that cleaves the N-terminal targeting sequences from mitochondrially imported proteins protein processing involved in protein targeting to mitochondrion metalloendopeptidase activity mitochondrion|mitochondrial processing peptidase complex YPL152W-A_p YPL152W-A hom 0.0367474280844097 0.0334073421846167 674 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YGL209W MIG2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0367132257531321 0.0335722465010682 675 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 YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.0366995500435411 0.033638377548537 676 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YOR170W_d YOR170W hom 0.0366753783870709 0.0337555357831629 677 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 YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0364613518985136 0.0348082076896118 678 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 YDR511W ACN9 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.036430810456339 0.0350969157331287 679 Protein of the mitochondrial intermembrane space, required for acetate utilization and gluconeogenesis; has orthologs in higher eukaryotes carbon utilization|regulation of gluconeogenesis molecular_function mitochondrion|mitochondrial intermembrane space YDR287W INM2 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.0364157061338567 0.0352274543689205 680 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 YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0364021783960969 0.0351041458380261 681 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 YBL071W-A KTI11 hom FT RNA PROCESSING|NUCLEUS 0.0363967104998814 0.0351862017592626 682 Zn-ribbon protein that co-purifies with Dph1 and Dph2 in a complex required for synthesis of diphthamide on translation factor eEF2 and with Elongator subunits Iki3p, Elp2p, and Elp3p involved in modification of wobble nucleosides in tRNAs peptidyl-diphthamide biosynthetic process from peptidyl-histidine|tRNA wobble uridine modification electron carrier activity|iron ion binding|zinc ion binding nucleus|cytoplasm YFR044C DUG1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|MITOCHONDRION 0.0362796870771713 0.0357235753899775 683 Cys-Gly metallo-di-peptidase; forms a complex with Dug2p and Dug3p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process metallodipeptidase activity|omega peptidase activity mitochondrion|ribosome|cytoplasm YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0362192092479945 0.036032827991522 684 Voltage-gated high-affinity calcium channel involved in calcium influx in response to some environmental stresses as well as exposure to mating pheromones; interacts and co-localizes with Mid1p, suggesting Cch1p and Mid1p function together calcium ion transport voltage-gated calcium channel activity|calcium channel activity integral to membrane|plasma membrane YDR275W BSC2 hom 0.0361874768204964 0.0361960019748266 685 Protein of unknown function; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; BSC2 has a paralog, IRC23, that arose from the whole genome duplication biological_process molecular_function lipid particle YOR082C_d YOR082C hom 0.0360599767180242 0.0368579927161486 686 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified gene YOR083W Unknown Unknown Unknown YJR032W CPR7 hom 0.0359601717807215 0.0373833542137669 687 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; binds to Hsp82p and contributes to chaperone activity protein refolding|response to stress unfolded protein binding|peptidyl-prolyl cis-trans isomerase activity cytosol YCL037C SRO9 hom FT TRANSLATION 0.0359124659374618 0.0376367141270942 688 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 YOL081W IRA2 hom FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0359090063121108 0.0376837077906227 689 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions; similar to human neurofibromin; IRA2 has a paralog, IRA1, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|positive regulation of Ras GTPase activity|response to stress Ras GTPase activator activity mitochondrion|integral to membrane|cytoplasm YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0358270142050697 0.0380941890633003 690 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 YDL052C SLC1 hom FT LIPID METABOLISM 0.0358093572150828 0.0381893045538644 691 1-acyl-sn-glycerol-3-phosphate acyltransferase, catalyzes the acylation of lysophosphatidic acid to form phosphatidic acid, a key intermediate in lipid metabolism; enzymatic activity detected in lipid particles and microsomes glycerophospholipid biosynthetic process 1-acylglycerol-3-phosphate O-acyltransferase activity lipid particle YGR122C-A_d YGR122C-A hom 0.0357928346833194 0.0382784916189617 692 Dubious open reading frame unlikely to encode a functional protein, similar to YLR334C and YOL106W Unknown Unknown Unknown YPL136W_d YPL136W hom 0.0357571912428677 0.0384714944566989 693 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 YOR008C-A_p YOR008C-A hom 0.0357330980316231 0.0386895817425295 694 Putative protein of unknown function, includes a potential transmembrane domain; deletion results in slightly lengthened telomeres biological_process molecular_function cellular_component YDL003W MCD1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0356504722734701 0.0390543089117994 695 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 YPL095C EEB1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0355732330728459 0.0394807891156572 696 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 YMR197C VTI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0355562799244754 0.0395749238178239 697 Protein involved in cis-Golgi membrane traffic; v-SNARE that interacts with two t-SNARES, Sed5p and Pep12p; required for multiple vacuolar sorting pathways Golgi to vacuole transport|vacuole fusion, non-autophagic|intra-Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|integral to Golgi membrane YNL006W LST8 het FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0355536363387841 0.0395896198413569 698 Protein required for the transport of amino acid permease Gap1p from the Golgi to the cell surface; component of the TOR signaling pathway; associates with both Tor1p and Tor2p; contains a WD-repeat transport|TOR signaling cascade|fungal-type cell wall organization|signal transduction|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity|mitochondria-nucleus signaling pathway protein kinase activator activity|protein binding TORC1 complex|TORC2 complex|endosome membrane|extrinsic to internal side of plasma membrane|Golgi membrane YLL013C PUF3 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|RNA LOCALIZATION|MITOCHONDRION 0.0354248017111903 0.0403114598901136 699 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 YGL011C SCL1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0353956834409291 0.0404761416785519 700 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 YKR065C PAM17 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0353323125901694 0.0409570858242966 701 Constituent of the TIM23 complex; proposed alternatively to be a component of the import motor (PAM complex) or to interact with and modulate the core TIM23 (Translocase of the Inner mitochondrial Membrane) complex; protein abundance increases in response to DNA replication stress protein import into mitochondrial matrix molecular_function mitochondrion|presequence translocase-associated import motor YBL055C YBL055C hom FT RESPONSE TO OXIDATIVE STRESS 0.0353300422241209 0.0408494755862443 702 3'-->5' exonuclease and endonuclease with a possible role in apoptosis; has similarity to mammalian and C. elegans apoptotic nucleases cellular response to oxidative stress|apoptotic DNA fragmentation 3'-5'-exodeoxyribonuclease activity|endonuclease activity cytoplasm YDL097C RPN6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.035301919729926 0.0411009535649686 703 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 YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.035258163726041 0.0412616256757992 704 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 YLR196W PWP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0351222542285862 0.0420505540629036 705 Protein with WD-40 repeats involved in rRNA processing; associates with trans-acting ribosome biogenesis factors; similar to beta-transducin superfamily rRNA processing molecular_function nucleolus|nucleus|cytoplasm YOR036W PEP12 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0350987269678579 0.0422191575680254 706 Target membrane receptor (t-SNARE) for vesicular intermediates traveling between the Golgi apparatus and the vacuole; controls entry of biosynthetic, endocytic, and retrograde traffic into the prevacuolar compartment; syntaxin Golgi to vacuole transport|vacuole inheritance SNAP receptor activity endosome|Golgi apparatus YLR307C-A_p YLR307C-A hom 0.0348935561495352 0.0435636818243223 707 Putative protein of unknown function biological_process molecular_function cellular_component YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.03488907810167 0.0434651403303302 708 Serine/threonine protein kinase, subunit of the transcription factor TFIIH; involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|protein phosphorylation|transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|RNA polymerase II carboxy-terminal domain kinase activity|cyclin-dependent protein kinase activating kinase activity|protein kinase activity TFIIK complex|holo TFIIH complex YGL076C RPL7A hom FT TRANSLATION|RIBOSOME 0.0348798882664789 0.0434891127602359 709 Ribosomal 60S subunit protein L7A; contains a conserved C-terminal Nucleic acid Binding Domain (NDB2); homologous to mammalian ribosomal protein L7 and bacterial L30; RPL7A has a paralog, RPL7B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit|cytoplasm YGR013W SNU71 het FT RNA PROCESSING|NUCLEUS 0.0348541814681087 0.0436441041766821 710 Component of U1 snRNP required for mRNA splicing via spliceosome; yeast specific, no metazoan counterpart mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YOL137W BSC6 hom FT GOLGI APPARATUS 0.0347604036158969 0.0442134686919447 711 Protein of unknown function containing 8 putative transmembrane seqments; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression biological_process molecular_function COPI-coated vesicle|integral to membrane|clathrin-coated vesicle YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.0347051784728141 0.0445516860140462 712 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 YHR086W-A_p YHR086W-A hom 0.0345944572987736 0.0452363547034706 713 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YER131W RPS26B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.034592229309449 0.0452502224584841 714 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S26, no bacterial homolog; RPS26B has a paralog, RPS26A, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YGR007W ECT1 hom FT LIPID METABOLISM|NUCLEUS 0.0345169032395711 0.045721189494303 715 Ethanolamine-phosphate cytidylyltransferase, catalyzes the second step of phosphatidylethanolamine biosynthesis; involved in the maintenance of plasma membrane; similar to mammalian CTP: phosphocholine cytidylyl-transferases phosphatidylethanolamine biosynthetic process ethanolamine-phosphate cytidylyltransferase activity nucleus|cytoplasm YDL049C KNH1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.034444948228355 0.0462074887015236 716 Protein with similarity to Kre9p, which is involved in cell wall beta 1,6-glucan synthesis; overproduction suppresses growth defects of a kre9 null mutant; required for propionic acid resistance (1->6)-beta-D-glucan biosynthetic process molecular_function fungal-type cell wall|extracellular region YML112W CTK3 hom FF|FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0344417783375052 0.046390785973565 717 Gamma subunit of C-terminal domain kinase I; CTDK-I phosphorylates RNA polymerase II subunit Rpo21p to affect transcription and pre-mRNA 3' end processing, and also phosphorylates ribosomal protein Rps2p to increase translational fidelity; protein abundance increases in response to DNA replication stress mRNA 3'-end processing|positive regulation of translational fidelity|positive regulation of transcription from RNA polymerase I promoter|positive regulation of DNA-dependent transcription, elongation|protein phosphorylation cyclin-dependent protein kinase activity nucleoplasm|nucleolus|carboxy-terminal domain protein kinase complex YMR115W MGR3 hom FT PROTEOLYSIS|MITOCHONDRION 0.0343783408856879 0.0465983166424826 718 Subunit of the mitochondrial (mt) i-AAA protease supercomplex, which degrades misfolded mitochondrial proteins; forms a subcomplex with Mgr1p 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|mitochondrial inner membrane|i-AAA complex YNR044W AGA1 hom 0.0343610559991921 0.0467087200457358 719 Anchorage subunit of a-agglutinin of a-cells, highly O-glycosylated protein with N-terminal secretion signal and C-terminal signal for addition of GPI anchor to cell wall, linked to adhesion subunit Aga2p via two disulfide bonds agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YDR316W OMS1 hom FT MITOCHONDRION 0.0343273654206991 0.0469574361170156 720 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 YEL029C BUD16 hom FT CELL CYCLE|CELL DIVISION|COFACTOR METABOLISM|NUCLEUS 0.0342668842985813 0.0473471566198698 721 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 YBR289W SNF5 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.03418893286145 0.0478201722585151 722 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf6p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|double-strand break repair via homologous recombination|chromatin remodeling|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II activating transcription factor binding SWI/SNF complex|nucleus YDR181C SAS4 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0341244856435 0.0482420057482148 723 Subunit of the SAS complex (Sas2p, Sas4p, Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; required for the HAT activity of Sas2p chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YNL108C_p YNL108C hom FT NUCLEUS 0.034069762167158 0.048602642190167 724 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 YGL007C-A_p YGL007C-A hom 0.0340696618396718 0.048603305436697 725 Putative protein of unknown function, identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching; deletion exhibits slow-growth phenotype; computationally predicted to have a role in cell budding biological_process molecular_function cellular_component YDL082W RPL13A hom FT TRANSLATION|RIBOSOME 0.0340228060934691 0.0489138914929675 726 Ribosomal 60S subunit protein L13A; not essential for viability; homologous to mammalian ribosomal protein L13, no bacterial homolog; RPL13A has a paralog, RPL13B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YLR374C_d YLR374C hom 0.034010074762825 0.0492696135702599 727 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 YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0340085043452482 0.049382166102916 728 Cystathionine gamma-lyase, catalyzes one of the two reactions involved in the transsulfuration pathway that yields cysteine from homocysteine with the intermediary formation of cystathionine; protein abundance increases in response to DNA replication stress sulfur amino acid metabolic process|cysteine biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|cysteine metabolic process cystathionine gamma-lyase activity cytoplasm YKL077W_p YKL077W hom 0.03399228899929 0.0491170699867982 729 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function fungal-type vacuole YPL120W VPS30 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0339696148798236 0.0493023990879267 730 Subunit of phosphatidylinositol (PtdIns) 3-kinase complexes I and II; Complex I is essential in autophagy and Complex II is required for vacuolar protein sorting; required for overflow degradation of misfolded proteins when ERAD is saturated; ortholog of the higher eukaryotic gene Beclin 1 phosphatidylinositol biosynthetic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|retrograde transport, endosome to Golgi|macroautophagy|CVT pathway|late endosome to vacuole transport 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|extrinsic to membrane|cytoplasm YLR089C ALT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0339475445505885 0.049416251821819 731 Alanine transaminase (glutamic pyruvic transaminase); involved in alanine biosynthetic and catabolic processes; expression is induced in the presence of alanine; repression is mediated by Nrg1p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; paralogous gene ALT2 is catalytically inactive alanine catabolic process|alanine biosynthetic process L-alanine:2-oxoglutarate aminotransferase activity mitochondrion YMR194C-A_d YMR194C-A hom 0.0339379145505353 0.0494808418514384 732 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR471W RPL27B hom FT TRANSLATION|RIBOSOME 0.0339175827588289 0.0496174431181896 733 Ribosomal 60S subunit protein L27B; homologous to mammalian ribosomal protein L27, no bacterial homolog; RPL27B has a paralog, RPL27A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL219W PCL8 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0338951308115644 0.0497686560608269 734 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 YBR269C_p FMP21 hom FT MITOCHONDRION 0.0338583385846611 0.0500172852760278 735 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 YNL324W_d YNL324W hom 0.0337958541897383 0.0504419179652612 736 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR287W_p YBR287W hom FT ENDOPLASMIC RETICULUM 0.0337940833658765 0.0504539960296096 737 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the ER; YBR287W is not an essential gene biological_process molecular_function integral to membrane|endoplasmic reticulum YOR071C NRT1 hom FT PLASMA MEMBRANE 0.0337313289408981 0.050883584796321 738 High-affinity nicotinamide riboside transporter; also transports thiamine with low affinity; shares sequence similarity with Thi7p and Thi72p; proposed to be involved in 5-fluorocytosine sensitivity thiamine transport|nicotinamide riboside transport nicotinamide riboside transporter activity integral to membrane|plasma membrane YDR358W GGA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0337218733573351 0.0509485781931042 739 Golgi-localized protein with homology to gamma-adaptin, interacts with and regulates Arf1p and Arf2p in a GTP-dependent manner in order to facilitate traffic through the late Golgi Golgi to vacuole transport|protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|Golgi to endosome transport ubiquitin binding trans-Golgi network YER019W ISC1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0336390611376651 0.0515556281700816 740 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 YHR177W_p YHR177W hom 0.0336006166083803 0.0517882196572179 741 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest biological_process molecular_function cellular_component YLR221C RSA3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0335773562001148 0.0519506019482466 742 Protein with a likely role in ribosomal maturation, required for accumulation of wild-type levels of large (60S) ribosomal subunits; binds to the helicase Dbp6p in pre-60S ribosomal particles in the nucleolus ribosomal large subunit assembly molecular_function nucleolus|preribosome, large subunit precursor YDR213W UPC2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0335039871758962 0.0524655871928104 743 Sterol regulatory element binding protein; induces transcription of sterol biosynthetic genes and of DAN/TIR gene products; relocates from intracellular membranes to perinuclear foci on sterol depletion; UPC2 has a paralog, ECM22, that arose from the whole genome duplication cellular response to hypoxia|positive regulation of ergosterol biosynthetic process by positive regulation of transcription from RNA polymerase II promoter|positive regulation of sterol import by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|membrane|cytoplasm|perinuclear region of cytoplasm YCR067C SED4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0333601381079258 0.0536305048941806 744 Integral endoplasmic reticulum membrane protein that stimulates Sar1p GTPase activity; involved in COPII vesicle budding through disassociation of coat proteins from membranes onto liposomes; binds Sec16p; similar to Sec12p positive regulation of GTPase activity|regulation of COPII vesicle coating Sar GTPase activator activity integral to endoplasmic reticulum membrane YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0333309538023337 0.0536970413703908 745 One of four subunits of the endosomal sorting complex required for transport III (ESCRT-III); involved in the sorting of transmembrane proteins into the multivesicular body (MVB) pathway; recruited from the cytoplasm to endosomal membranes cellular response to anoxia|intralumenal vesicle formation|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport protein binding ESCRT III complex|cytoplasm YOL086W-A MHF1 hom FT RESPONSE TO DNA DAMAGE 0.0333218460733717 0.0537625225021365 746 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 YGR284C ERV29 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0331790124038684 0.0547981894383549 747 Protein localized to COPII-coated vesicles; involved in vesicle formation and incorporation of specific secretory cargo; protein abundance increases in response to DNA replication stress ER to Golgi vesicle-mediated transport molecular_function integral to membrane|ER to Golgi transport vesicle YMR121C RPL15B hom FT TRANSLATION|RIBOSOME 0.0331546177079473 0.0549767240075402 748 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 YAL054C ACS1 hom FT KETONE METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0331419489118832 0.0551059436251469 749 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 YGR152C RSR1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0331238621167867 0.0552025018789846 750 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 YOR042W CUE5 hom 0.0330667808781277 0.0556235847309483 751 Protein containing a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process ubiquitin binding cytoplasm YOR232W MGE1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0330518993749952 0.055843606360995 752 Mitochondrial matrix cochaperone, acts as a nucleotide release factor for Ssc1p in protein translocation and folding; also acts as cochaperone for Ssq1p in folding of Fe-S cluster proteins; homolog of E. coli GrpE protein refolding|protein import into mitochondrial matrix adenyl-nucleotide exchange factor activity mitochondrion|presequence translocase-associated import motor|mitochondrial matrix YDL086W_p YDL086W hom FT MITOCHONDRION 0.0330142692551583 0.0561602164506457 753 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 YNR049C MSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0329977282751353 0.0563204832155397 754 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 YML005W TRM12 hom FT RNA PROCESSING 0.0329607489868976 0.0564128715180715 755 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 YNL290W RFC3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0329361805845083 0.0568931320680352 756 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 YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0329353483043468 0.056603328067294 757 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 YIR008C PRI1 het FT NUCLEUS|CHROMOSOME 0.0328875502899367 0.0569631721889711 758 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 YHR037W PUT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0328518713725381 0.0574563996277411 759 Delta-1-pyrroline-5-carboxylate dehydrogenase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; deficiency of the human homolog causes HPII, an autosomal recessive inborn error of metabolism glutamate biosynthetic process|proline catabolic process to glutamate 1-pyrroline-5-carboxylate dehydrogenase activity mitochondrion|mitochondrial matrix YMR220W ERG8 het FT LIPID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0328466046519971 0.0572729395777342 760 Phosphomevalonate kinase, an essential cytosolic enzyme that acts in the biosynthesis of isoprenoids and sterols, including ergosterol, from mevalonate organic acid phosphorylation|ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway|farnesyl diphosphate biosynthetic process, mevalonate pathway phosphomevalonate kinase activity nucleus|cytoplasm YKL112W ABF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0328320652692002 0.0573832712150389 761 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 YMR173W-A_d YMR173W-A hom 0.0328298852053145 0.0575489095220187 762 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene DDR48/YML173W Unknown Unknown Unknown YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0328266597853708 0.0574243355797582 763 Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; homologous to the mouse and human Tsg101 tumor susceptibility gene; mutants exhibit a Class E Vps phenotype protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding endosome|ESCRT I complex|internal side of plasma membrane YER074W RPS24A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.032816747450876 0.0574997010359636 764 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S24, no bacterial homolog; RPS24A has a paralog, RPS24B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|mitochondrion YHR199C AIM46 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0328120506841091 0.0575354401840596 765 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YDR430C CYM1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0328055555476493 0.0575848940979096 766 Lysine-specific metalloprotease of the mitochondrial intermembrane space, member of the pitrilysin family; degrades proteins and presequence peptides cleaved from imported proteins; required for normal mitochondrial morphology proteolysis|proteolysis involved in cellular protein catabolic process metalloendopeptidase activity mitochondrion|mitochondrial intermembrane space YOR130C ORT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0327627186034287 0.0580993497199027 767 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 YJR063W RPA12 hom FF|FT NUCLEUS 0.0327273475674702 0.0581831473147408 768 RNA polymerase I subunit A12.2; contains two zinc binding domains, and the N terminal domain is responsible for anchoring to the RNA pol I complex termination of RNA polymerase I transcription|transcription of nuclear large rRNA transcript from RNA polymerase I promoter molecular_function DNA-directed RNA polymerase I complex YJL139C YUR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0326582347210388 0.0587161147904761 769 Mannosyltransferase involved in protein N-glycosylation; member of the KTR1 family; located in the Golgi apparatus; YUR1 has a paralog, KTR2, that arose from the whole genome duplication cell wall mannoprotein biosynthetic process|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YMR307W GAS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GENE SILENCING|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.0325313281495586 0.0597053130809793 770 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 YIL158W AIM20 hom FT CELL CYCLE 0.032497994475593 0.0599674181924073 771 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 YLR313C SPH1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0324965543269418 0.059978763645938 772 Protein involved in shmoo formation and bipolar bud site selection; homologous to Spa2p, localizes to sites of polarized growth in a cell cycle dependent- and Spa2p-dependent manner, interacts with MAPKKs Mkk1p, Mkk2p, and Ste7p bipolar cellular bud site selection|pseudohyphal growth|invasive filamentous growth|mating projection assembly molecular_function incipient cellular bud site|cellular bud neck|cellular bud tip|mating projection YLR098C CHA4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0324935714053659 0.0600022686835305 773 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 YGR104C SRB5 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0324760456611725 0.0601405235478553 774 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; required for proper termination of transcription for some genes; involved in telomere maintenance 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 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 core mediator complex YMR211W DML1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0324337870608853 0.060474973867981 775 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 YCR047C BUD23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.0323883542586367 0.0608362633473832 776 Methyltransferase, methylates residue G1575 of 18S rRNA; required for rRNA processing and nuclear export of 40S ribosomal subunits independently of methylation activity; diploid mutant displays random budding pattern endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA (guanine-N7)-methylation|cellular bud site selection|ribosomal small subunit export from nucleus S-adenosylmethionine-dependent methyltransferase activity|rRNA (guanine) methyltransferase activity nucleolus|nucleus|cytoplasm YDR169C-A_p YDR169C-A hom 0.0323864414692627 0.0608515133061196 777 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YOR162C YRR1 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0323608438140806 0.0610558987248985 778 Zn2-Cys6 zinc-finger transcription factor; activates genes involved in multidrug resistance; paralog of Yrm1p, acting on an overlapping set of target genes; YRR1 has a paralog, PDR8, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter in response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YHR065C RRP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0322965649874045 0.0615716420700585 779 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 YKL006C-A SFT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0322566000405606 0.0618941158920763 780 Intra-Golgi v-SNARE, required for transport of proteins between an early and a later Golgi compartment intra-Golgi vesicle-mediated transport|vesicle fusion SNAP receptor activity SNARE complex|Golgi membrane YLL018C DPS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|NUCLEUS 0.0322460850524703 0.0620961892607657 781 Aspartyl-tRNA synthetase, primarily cytoplasmic; homodimeric enzyme that catalyzes the specific aspartylation of tRNA(Asp); class II aminoacyl tRNA synthetase; binding to its own mRNA may confer autoregulation cytoplasmic translation|aspartyl-tRNA aminoacylation RNA binding|aspartate-tRNA ligase activity nucleus|cytoplasm YBR245C ISW1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0322277627042463 0.0621276686825897 782 ATPase subunit of imitation-switch (ISWI) class chromatin remodelers; ATPase; forms a complex with Ioc3p (Isw1a), and a complex with Ioc2p and Ioc4p (Isw1b); Isw1a and Isw1b have partially overlapping and distinct roles, Isw1a involved in repression of transcription initiation and Isw1b involved in regulation of transcription elongation; Isw1b recruited to open reading frames by H3K36 methylation and acts with Chd1p to prevent trans-histone exchange over coding regions termination of RNA polymerase I transcription|nucleosome positioning|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|DNA-dependent transcription, elongation|regulation of transcriptional start site selection at RNA polymerase II promoter|heterochromatin maintenance involved in chromatin silencing|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter nucleosome binding|ATPase activity|rDNA binding|DNA binding ISW1 complex|nucleolar chromatin YDR088C SLU7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0322099121599748 0.0623899277146914 783 RNA splicing factor, required for ATP-independent portion of 2nd catalytic step of spliceosomal RNA splicing; interacts with Prp18p; contains zinc knuckle domain generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity spliceosomal complex YDL001W RMD1 hom FT CELL CYCLE 0.0321376405434092 0.0628622680435847 784 Cytoplasmic protein required for sporulation biological_process molecular_function cytoplasm YDR350C ATP22 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0321184993797214 0.063137359290437 785 Specific translational activator for the mitochondrial ATP6 mRNA, encoding a subunit of F1F0 ATP synthase; localized to the mitochondrial inner membrane proton-transporting ATP synthase complex biogenesis|positive regulation of mitochondrial translation translation regulator activity mitochondrial inner membrane YNL130C CPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0320007663363595 0.0639916678608256 786 Cholinephosphotransferase; required for phosphatidylcholine biosynthesis and for inositol-dependent regulation of EPT1 transcription; CPT1 has a paralog, EPT1, that arose from the whole genome duplication CDP-choline pathway diacylglycerol cholinephosphotransferase activity mitochondrial outer membrane|integral to membrane|Golgi apparatus 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 0.0319903954907966 0.0640779198301266 787 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 YNL098C RAS2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.0318703864461735 0.0650830048545806 788 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 YLR226W BUR2 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS 0.0318658246042785 0.06512146562289 789 Cyclin for the Sgv1p (Bur1p) protein kinase; Sgv1p and Bur2p comprise a CDK-cyclin complex involved in transcriptional regulation through its phosphorylation of the carboxy-terminal domain of the largest subunit of RNA polymerase II phosphorylation of RNA polymerase II C-terminal domain|positive regulation of histone ubiquitination|transcription, DNA-dependent|positive regulation of histone H3-K4 methylation|mitotic sister chromatid segregation cyclin-dependent protein kinase regulator activity cyclin-dependent protein kinase holoenzyme complex|nucleus YMR236W TAF9 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0318014085025545 0.0657068733033839 790 Subunit (17 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H3 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YGR033C TIM21 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0317754615943854 0.0658871835020547 791 Nonessential subunit of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); interacts with the Translocase of the Outer Mitochondrial membrane (TOM complex) and with respiratory enzymes; may regulate TIM23 complex activity protein import into mitochondrial matrix molecular_function mitochondrion|mitochondrial inner membrane presequence translocase complex YJR109C CPA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0317404109055241 0.0661861855511231 792 Large subunit of carbamoyl phosphate synthetase, which catalyzes a step in the synthesis of citrulline, an arginine precursor arginine biosynthetic process carbamoyl-phosphate synthase (glutamine-hydrolyzing) activity carbamoyl-phosphate synthase complex YEL025C_p YEL025C hom FT NUCLEUS 0.0317045121060557 0.0664935799076843 793 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 YPR066W UBA3 hom 0.0316861160860056 0.0666515563129553 794 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 YDR497C ITR1 hom FT PLASMA MEMBRANE 0.0316657971733938 0.0668264045601211 795 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 YDR147W EKI1 hom FT LIPID METABOLISM 0.0315185993183807 0.0681043744460588 796 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 YCR045C RRT12 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0314495129380593 0.0687524539323247 797 Probable subtilisin-family protease with a role in formation of the dityrosine layer of spore walls; localizes to the spore wall and also the nuclear envelope and ER region in mature spores ascospore wall assembly serine-type peptidase activity nuclear envelope|ascospore wall YJL015C_d YJL015C het 0.0314304458064931 0.0690036951718311 798 Dubious open reading frame unlikely to encode a functional protein; expression if heat-inducible; located in promoter region of essential CCT3 gene encoding a subunit of the cytosolic chaperonin Cct ring complex, overlaps ORF YJL016W Unknown Unknown Unknown YBL005W PDR3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.031417883265855 0.0689903117882694 799 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 YDR137W RGP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0314123523441032 0.0694971625135592 800 Subunit of a Golgi membrane exchange factor (Ric1p-Rgp1p) that catalyzes nucleotide exchange on Ypt6p retrograde transport, endosome to Golgi guanyl-nucleotide exchange factor activity Golgi apparatus|Ric1p-Rgp1p complex|Golgi membrane|guanyl-nucleotide exchange factor complex YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.0313657586816799 0.0694525232116281 801 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 YBL075C SSA3 hom FT PROTEIN LOCALIZATION 0.0313597878700077 0.06950563087918 802 ATPase involved in protein folding and the response to stress; plays a role in SRP-dependent cotranslational protein-membrane targeting and translocation; member of the heat shock protein 70 (HSP70) family; localized to the cytoplasm; SSA3 has a paralog, SSA4, that arose from the whole genome duplication protein folding|SRP-dependent cotranslational protein targeting to membrane, translocation|response to stress unfolded protein binding|ATPase activity cytosol YNL257C SIP3 hom FT TRANSCRIPTION FROM RNA POL II 0.0313550694098866 0.0695476230198287 803 Transcription cofactor; acts through interaction with DNA-bound Snf1p; C-terminal region has a putative leucine zipper motif; potential Cdc28p substrate; SIP3 has a paralog, YSP1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter transcription cofactor activity integral to membrane YBR056W-A_p YBR056W-A hom 0.0313448116563734 0.0696389841795699 804 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the dubious ORF YBR056C-B biological_process molecular_function cellular_component YHR141C RPL42B hom FT TRANSLATION|RIBOSOME 0.0313359213952419 0.0697182453546029 805 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 YDL054C MCH1 hom 0.0313333968620218 0.0697825028997782 806 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 YPR019W MCM4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0312835220565309 0.0701869172396861 807 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 YHR081W LRP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.031242922654854 0.0709309021947121 808 Nuclear exosome-associated nucleic acid binding protein; involved in RNA processing, surveillance, degradation, tethering, and export; homolog of mammalian nuclear matrix protein C1D involved in regulation of DNA repair and recombination U5 snRNA 3'-end processing|nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|nuclear retention of pre-mRNA at the site of transcription|U4 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) double-stranded RNA binding|double-stranded DNA binding nuclear exosome (RNase complex) YKR076W ECM4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.031181896015622 0.0711032499818999 809 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 YNL154C YCK2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0311668992817638 0.0712392975866269 810 Palmitoylated plasma membrane-bound casein kinase I isoform; shares redundant functions with Yck1p in morphogenesis, proper septin assembly, endocytic trafficking; YCK2 has a paralog, YCK1, that arose from the whole genome duplication endocytosis|cell morphogenesis|protein phosphorylation|cytokinesis|response to glucose stimulus protein serine/threonine kinase activity|protein kinase activity plasma membrane|cellular bud neck|mating projection YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.0311394892421394 0.0714885075380857 811 Protein involved in G2/M phase progression and response to DNA damage, interacts with Rad53p; contains an RNA recognition motif, a nuclear localization signal, and several SQ/TQ cluster domains; hyperphosphorylated in response to DNA damage G2/M transition of mitotic cell cycle|DNA damage checkpoint molecular_function cytoplasm YDR276C PMP3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0310770309138564 0.072613902025446 812 Small plasma membrane protein related to a family of plant polypeptides that are overexpressed under high salt concentration or low temperature, not essential for viability, deletion causes hyperpolarization of the plasma membrane potential regulation of membrane potential|cation transport molecular_function plasma membrane YDR320C SWA2 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0310743270257515 0.0720838248665802 813 Auxilin-like protein involved in vesicular transport; clathrin-binding protein required for uncoating of clathrin-coated vesicles positive regulation of ATPase activity|endoplasmic reticulum inheritance|clathrin coat disassembly ubiquitin binding|clathrin binding endoplasmic reticulum membrane YLR009W RLP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0310418228798799 0.0726384630033497 814 Essential protein required for ribosomal large subunit biogenesis; associated with pre-60S ribosomal subunits; stimulates the ATPase activity of Afg2p, which is required for release of Rlp24p from the pre-60S particle; has similarity to Rpl24Ap and Rpl24Bp ribosomal large subunit biogenesis molecular_function nucleolus|preribosome, large subunit precursor YGR084C MRP13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0310029280155083 0.0730405665615839 815 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR402C DIT2 hom FT CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.0309966824176638 0.0727984729577 816 N-formyltyrosine oxidase, sporulation-specific microsomal enzyme involved in the production of N,N-bisformyl dityrosine required for spore wall maturation, homologous to cytochrome P-450s ascospore wall assembly oxidoreductase activity cellular_component YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0309567410265516 0.0731683487190503 817 Small subunit of the clathrin-associated adaptor complex AP-1, which is involved in protein sorting at the trans-Golgi network; homolog of the sigma subunit of the mammalian clathrin AP-1 complex Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YDL033C SLM3 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0309510253744564 0.0734792417027444 818 tRNA-specific 2-thiouridylase, responsible for 2-thiolation of the wobble base of mitochondrial tRNAs; human ortholog is implicated in myoclonus epilepsy associated with ragged red fibers (MERRF) mitochondrial tRNA thio-modification tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase activity mitochondrion YMR015C ERG5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0309009921265803 0.0736871773383205 819 C-22 sterol desaturase, a cytochrome P450 enzyme that catalyzes the formation of the C-22(23) double bond in the sterol side chain in ergosterol biosynthesis; may be a target of azole antifungal drugs ergosterol biosynthetic process C-22 sterol desaturase activity endoplasmic reticulum YDR180W SCC2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0308896526422766 0.0738361692399104 820 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 YGL254W FZF1 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0307177124178519 0.0754141038221511 821 Transcription factor involved in sulfite metabolism; sole identified regulatory target is SSU1; overexpression suppresses sulfite-sensitivity of many unrelated mutants due to hyperactivation of SSU1, contains five zinc fingers; protein abundance increases in response to DNA replication stress positive regulation of sulfite transport by positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YIL008W URM1 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0307085936879079 0.0755008788824839 822 Ubiquitin-like protein involved in thiolation of cytoplasmic tRNAs; receives sulfur from the E1-like enzyme Uba4p and transfers it to tRNA; also functions as a protein tag with roles in nutrient sensing and oxidative stress response cellular response to oxidative stress|tRNA wobble position uridine thiolation|cell budding|protein urmylation|invasive growth in response to glucose limitation|tRNA wobble uridine modification protein tag cytosol|nucleus|cytoplasm YEL052W AFG1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|RESPONSE TO OXIDATIVE STRESS|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0307063707906881 0.0755220446161448 823 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 YBR162C TOS1 hom 0.0305266781021381 0.0775591268017254 824 Covalently-bound cell wall protein of unknown function; identified as a cell cycle regulated SBF target gene; deletion mutants are highly resistant to treatment with beta-1,3-glucanase; has sequence similarity to YJL171C biological_process molecular_function fungal-type cell wall|fungal-type vacuole YNL211C_p YNL211C hom FT MITOCHONDRION 0.0305076560239169 0.077433792380877 825 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 YJL118W YJL118W hom 0.030442072319878 0.0780733267835612 826 Putative protein of unknown function; may interact with ribosomes, based on co-purification experiments; YJL18W is a non-essential gene; deletion enhances the toxicity of heterologously expressed human alpha-synuclein biological_process molecular_function ribosome YOR209C NPT1 hom FF|FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|GENE SILENCING|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0302956631727012 0.0795165380992322 827 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 YNL203C_d YNL203C hom 0.030241857315383 0.0800523406909634 828 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL147W PXA1 hom FT NUCLEOTIDE METABOLISM 0.0302062617908528 0.0804084124604544 829 Subunit of a heterodimeric peroxisomal ATP-binding cassette transporter complex (Pxa1p-Pxa2p), required for import of long-chain fatty acids into peroxisomes; similarity to human adrenoleukodystrophy transporter ABCD1 and ABCD2 and ALD-related proteins; mutations in ABCD1 cause X-linked adrenoleukodystrophy (X-ALD), a peroxisomal disorder fatty acid transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|integral to peroxisomal membrane YMR175W-A_p YMR175W-A hom 0.0301737115933226 0.0807351456107771 830 Putative protein of unknown function biological_process molecular_function cellular_component YDR122W KIN1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0301508389077345 0.080965381644221 831 Serine/threonine protein kinase involved in regulation of exocytosis; localizes to the cytoplasmic face of the plasma membrane; closely related to Kin2p protein autophosphorylation|exocytosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity internal side of plasma membrane|plasma membrane YBR044C TCM62 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0301371175601594 0.081103755979659 832 Protein involved in the assembly of the mitochondrial succinate dehydrogenase complex; putative chaperone mitochondrial respiratory chain complex II assembly unfolded protein binding mitochondrion|mitochondrial inner membrane YCL021W-A_p YCL021W-A hom 0.0300681433303124 0.0819391808503951 833 Putative protein of unknown function biological_process molecular_function cellular_component YDL051W LHP1 hom FT RNA PROCESSING|NUCLEUS 0.0299791064516641 0.0827111038353238 834 RNA binding protein required for maturation of tRNA and U6 snRNA precursors; acts as a molecular chaperone for RNAs transcribed by polymerase III; homologous to human La (SS-B) autoantigen tRNA processing RNA binding|tRNA binding nucleoplasm|nucleolus|nucleus YIL148W RPL40A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|TRANSLATION|NUCLEUS|RIBOSOME 0.0299562880916234 0.0829913016585023 835 Ubiquitin-ribosomal 60S subunit protein L40A fusion protein; cleaved to yield ubiquitin and ribosomal protein L40A; ubiquitin may facilitate assembly of the ribosomal protein into ribosomes; homologous to mammalian ribosomal protein L40, no bacterial homolog; RPL40A has a paralog, RPL40B, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress cytoplasmic translation|protein ubiquitination|ribosome biogenesis structural constituent of ribosome|protein tag cytosolic large ribosomal subunit YLL040C VPS13 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|MITOCHONDRION|GOLGI APPARATUS 0.02993437506392 0.0831707857658908 836 Protein of unknown function; heterooligomeric or homooligomeric complex; peripherally associated with membranes; involved in sporulation, vacuolar protein sorting, prospore membrane formation and protein-Golgi retention; homologous to human CHAC and COH1 which are involved in chorea acanthocytosis and Cohen syndrome, respectively protein retention in Golgi apparatus|late endosome to vacuole transport|protein targeting to vacuole|ascospore-type prospore membrane assembly molecular_function endosome|mitochondrion|prospore membrane|extrinsic to membrane YPR154W PIN3 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS 0.0298418651753598 0.0841280268295607 837 Protein that induces appearance of [PIN+] prion when overproduced actin cytoskeleton organization molecular_function nucleus|cytoplasm YPL181W CTI6 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0298371011809956 0.0842238921660733 838 Protein that relieves transcriptional repression by binding to the Cyc8p-Tup1p corepressor and recruiting the SAGA complex to the repressed promoter; contains a PHD finger domain negative regulation of chromatin silencing at silent mating-type cassette|positive regulation of transcription, DNA-dependent|regulation of DNA-dependent DNA replication initiation|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA methylated histone residue binding|transcription factor binding Rpd3L-Expanded complex|nucleus|Rpd3L complex YER025W GCD11 het FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0298302312998325 0.0842490361613389 839 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 YPL197C_d YPL197C hom 0.0298278991580537 0.084551873610376 840 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 YIL110W HPM1 hom FT NUCLEUS 0.029827808441774 0.0843206135830211 841 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 YDL229W SSB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RESPONSE TO NUTRIENT LEVELS 0.0298072690586706 0.0844882902805834 842 Cytoplasmic ATPase that is a ribosome-associated molecular chaperone; functions with J-protein partner Zuo1p; may be involved in folding of newly-made polypeptide chains; member of the HSP70 family; interacts with phosphatase subunit Reg1p; SSB1 has a paralog, SSB2, that arose from the whole genome duplication cytoplasmic translation|cellular response to glucose starvation|translational termination|ribosomal subunit export from nucleus|regulation of translational fidelity|rRNA processing|'de novo' cotranslational protein folding unfolded protein binding|ATPase activity|calmodulin binding plasma membrane|polysome|cytoplasm YPR003C_p YPR003C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.029730122211518 0.0852961457132397 843 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 YBR021W FUR4 hom FF|FT PLASMA MEMBRANE 0.0297279303107201 0.0855527953129652 844 Plasma membrane localized uracil permease; expression is tightly regulated by uracil levels and environmental cues; conformational alterations induced by unfolding or substrate binding result in Rsp5p-mediated ubiquitination and degradation uracil transport|transmembrane transport uracil:cation symporter activity integral to membrane|membrane raft|plasma membrane YMR202W ERG2 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.029598986748572 0.087013687073223 845 C-8 sterol isomerase, catalyzes the isomerization of the delta-8 double bond to the delta-7 position at an intermediate step in ergosterol biosynthesis ergosterol biosynthetic process C-8 sterol isomerase activity endoplasmic reticulum YDL078C MDH3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.029576671286449 0.0869215856009889 846 Peroxisomal malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the glyoxylate cycle glyoxylate cycle|fatty acid beta-oxidation|malate metabolic process|NADH regeneration L-malate dehydrogenase activity|mRNA binding peroxisomal matrix|peroxisome YGR180C RNR4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.02957132266808 0.0869786888847765 847 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 YJR095W SFC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0295669943850898 0.0872137319641661 848 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 YJL111W CCT7 het FF 0.0295662816835185 0.0870325354902682 849 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo; mutant has increased aneuploidy tolerance protein folding unfolded protein binding chaperonin-containing T-complex|cytoplasm YGR214W RPS0A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0295373966632576 0.0875307725650871 850 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 YNR033W ABZ1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.02952837299255 0.0876276156750172 851 Para-aminobenzoate (PABA) synthase; has similarity to Escherichia coli PABA synthase components PabA and PabB; required for the synthesis of para-aminobenzoic acid, an important intermediate for folate and ubiquinone Q biosynthesis; protein abundance increases in response to DNA replication stress para-aminobenzoic acid biosynthetic process 4-amino-4-deoxychorismate synthase activity cytoplasm YFR030W MET10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0295218400288512 0.0875084153172322 852 Subunit alpha of assimilatory sulfite reductase, which converts sulfite into sulfide sulfate assimilation sulfite reductase (NADPH) activity sulfite reductase complex (NADPH) YFR036W CDC26 hom FF|FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0295203936973321 0.0875239377753577 853 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 YPL239W YAR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS 0.0294791539379168 0.0879674701171177 854 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 YDR145W TAF12 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0294337552648019 0.0884578246182708 855 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 YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0294160407635477 0.0888404252139285 856 Mitochondrial protein kinase involved in negative regulation of pyruvate dehydrogenase complex activity by phosphorylating the ser-133 residue of the Pda1p subunit; acts in concert with kinase Pkp2p and phosphatases Ptc5p and Ptc6p peptidyl-serine phosphorylation|protein phosphorylation|carbon utilization protein kinase activity|pyruvate dehydrogenase (acetyl-transferring) kinase activity mitochondrion YHR034C PIH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0293639234690192 0.0893119790962429 857 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 YLR352W_p YLR352W hom 0.0292748459240006 0.0903839904382066 858 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 YML001W YPT7 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.029213687101284 0.0911076080646237 859 Rab family GTPase; GTP-binding protein of the rab family; required for homotypic fusion event in vacuole inheritance, for endosome-endosome fusion; interacts with the cargo selection/retromer complex for retrograde sorting; similar to mammalian Rab7 regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole inheritance|Golgi to vacuole transport|vesicle-mediated transport|endocytosis GTPase activity mitochondrial outer membrane|fungal-type vacuole YGR029W ERV1 het FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0291650630571448 0.0914052457292256 860 Flavin-linked sulfhydryl oxidase of the mitochondrial intermembrane space (IMS), oxidizes Mia40p as part of a disulfide relay system that promotes IMS retention of imported proteins; ortholog of human hepatopoietin (ALR) cellular response to oxidative stress|cellular iron ion homeostasis|protein import into mitochondrial intermembrane space thiol oxidase activity|flavin-linked sulfhydryl oxidase activity mitochondrion|mitochondrial intermembrane space YGL232W TAN1 hom FT RNA PROCESSING|NUCLEUS 0.0291238971697455 0.0918637074314571 861 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 YPL103C FMP30 hom FT LIPID METABOLISM|MITOCHONDRION 0.0291168154219592 0.0919427622374406 862 Mitochondrial inner membrane protein with a role in maintaining mitochondrial morphology and normal cardiolipin levels; proposed to be involved in N-acylethanolamine metabolism; related to mammalian N-acylPE-specific phospholipase D N-acylphosphatidylethanolamine metabolic process|N-acylethanolamine metabolic process NAPE-specific phospholipase D activity mitochondrion|integral to mitochondrial inner membrane YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0290926874060499 0.0922125178017137 863 Minor isoform of the large subunit of ribonucleotide-diphosphate reductase; the RNR complex catalyzes rate-limiting step in dNTP synthesis, regulated by DNA replication and DNA damage checkpoint pathways via localization of small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor mitochondrion|ribonucleoside-diphosphate reductase complex|cytoplasm YBR055C PRP6 het FT RNA PROCESSING|NUCLEUS 0.0290697556716506 0.092908693330047 864 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YMR021C MAC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.029010621039654 0.0931347937363436 865 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 YER146W LSM5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0289970075271702 0.0932884978224022 866 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex YPL060W MFM1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0289784918352295 0.0934978766868113 867 Mitochondrial inner membrane magnesium transporter, involved in maintenance of mitochondrial magnesium concentrations and membrane potential; indirectly affects splicing of group II introns; functionally and structurally related to Mrs2p mitochondrial magnesium ion transport magnesium ion transmembrane transporter activity integral to membrane|mitochondrial inner membrane YGR261C APL6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0289556385899922 0.0937568248159436 868 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 YOL032W OPI10 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|NUCLEUS 0.028924270885927 0.0941131853639216 869 Protein with a possible role in phospholipid biosynthesis; null mutant displays an inositol-excreting phenotype that is suppressed by exogenous choline; protein abundance increases in response to DNA replication stress inositol metabolic process molecular_function nucleus|cytoplasm YNL001W DOM34 hom FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0288829597329593 0.0947320343800857 870 Protein that facilitates ribosomal subunit dissociation; acts when translation is stalled, with binding partner Hbs1p; required for RNA cleavage in no-go decay, but reports conflict on endonuclease activity; Pelota ortholog; protein abundance increases in response to DNA replication stress; DOM34 has a paralog, YCL001W-B, that arose from the whole genome duplication nuclear-transcribed mRNA catabolic process, no-go decay|ribosome disassembly|nuclear-transcribed mRNA catabolic process, endonucleolytic cleavage-dependent decay|nonfunctional rRNA decay ribosome binding|endoribonuclease activity cytoplasm YDR002W YRB1 het FT PROTEIN LOCALIZATION|CELL CYCLE|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0288825050099869 0.095132790909595 871 Ran GTPase binding protein; involved in nuclear protein import and RNA export, ubiquitin-mediated protein degradation during the cell cycle; shuttles between the nucleus and cytoplasm; is essential; homolog of human RanBP1 RNA export from nucleus|protein import into nucleus|G1/S transition of mitotic cell cycle|ubiquitin-dependent protein catabolic process Ran GTPase binding nucleus|cytoplasm YIL083C CAB2 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0288786058607748 0.0946339137326028 872 Probable phosphopantothenoylcysteine synthetase (PPCS), which catalyzes the second step of coenzyme A biosynthesis from pantothenate; null mutant lethality is complemented by E. coli coaBC (encoding a bifunctional enzyme with PPCS activity) coenzyme A biosynthetic process phosphopantothenate--cysteine ligase activity nucleus|cytoplasm YIL041W GVP36 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0288624507883434 0.095016149870886 873 BAR domain-containing protein that localizes to both early and late Golgi vesicles; required for adaptation to varying nutrient concentrations, fluid-phase endocytosis, polarization of the actin cytoskeleton, and vacuole biogenesis vacuole organization|endocytosis|establishment or maintenance of actin cytoskeleton polarity molecular_function integral to Golgi membrane|cytoplasm YLR282C_d YLR282C hom 0.0288448704270412 0.0951683045513493 874 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 YKR038C KAE1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0287594979444144 0.0960029927866417 875 Highly conserved ATPase of HSP70/DnaK family; component of the EKC/KEOPS complex with Bud32p, Cgi121p, Pcc1p, and Gon7p; EKC/KEOPS complex is required for t6A tRNA modification and may have roles in telomere maintenance and transcription chromosome organization|threonylcarbamoyladenosine metabolic process|telomere maintenance|positive regulation of transcription from RNA polymerase II promoter chromatin DNA binding nuclear chromatin|EKC/KEOPS complex|nucleus|cytoplasm YKL180W RPL17A het FT TRANSLATION|RIBOSOME 0.0286476417570741 0.0973031014886194 876 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 YOR089C VPS21 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|MITOCHONDRION 0.0286379380385143 0.0974165481828826 877 Rab family GTPase; required for endocytic transport and for sorting of vacuolar hydrolases; localized in endocytic intermediates; detected in mitochondria; geranylgeranylation required for membrane association; mammalian Rab5 homolog; protein abundance increases in response to DNA replication stress; VPS21 has a paralog, YPT53, that arose from the whole genome duplication endocytosis|vacuole inheritance|protein targeting to vacuole GTP binding|GTPase activity mitochondrial outer membrane|late endosome|mitochondrion YKR086W PRP16 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0286353858382587 0.0974464036389481 878 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 YER009W NTF2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0286328952279496 0.0974755456675609 879 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 YMR169C ALD3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0286220468680748 0.0976025609235508 880 Cytoplasmic aldehyde dehydrogenase, involved in beta-alanine synthesis; uses NAD+ as the preferred coenzyme; very similar to Ald2p; expression is induced by stress and repressed by glucose beta-alanine biosynthetic process|polyamine catabolic process aldehyde dehydrogenase (NAD) activity cytoplasm YDR174W HMO1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0285937233896305 0.09818580927456 881 Chromatin associated high mobility group (HMG) family member involved in genome maintenance; rDNA-binding component of the Pol I transcription system; associates with a 5'-3' DNA helicase and Fpr1p, a prolyl isomerase regulation of transcription from RNA polymerase I promoter|regulation of transcription by chromatin organization|regulation of ribosomal protein gene transcription from RNA polymerase II promoter double-stranded DNA binding|four-way junction DNA binding|DNA binding, bending nuclear chromatin|nucleolus|cytoplasm YLR045C STU2 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0285914736297417 0.0979612313366794 882 Microtubule-associated protein (MAP) of the XMAP215/Dis1 family; regulates microtubule dynamics during spindle orientation and metaphase chromosome alignment; interacts with spindle pole body component Spc72p microtubule nucleation|mitotic spindle organization in nucleus microtubule binding|structural constituent of cytoskeleton cell cortex|spindle microtubule|condensed nuclear chromosome kinetochore|spindle pole body|kinetochore YJR055W HIT1 hom FT NUCLEUS 0.0285638463214533 0.098286246106774 883 Protein of unknown function, required for growth at high temperature biological_process molecular_function nucleus|cytoplasm YPL007C TFC8 het FT NUCLEUS 0.0284869552158134 0.0991953464048985 884 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 YKL013C ARC19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0283581901105935 0.100732773092206 885 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin cortical patch assembly structural molecule activity Arp2/3 protein complex YBR029C CDS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.028269360172497 0.10180440248049 886 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 YHR079C-A SAE3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0282471090180176 0.102074252520757 887 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 YML094C-A_d YML094C-A hom FF 0.0282379163313421 0.102185902457037 888 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene GIM5/YML094W; deletion confers sensitivity to GSAO Unknown Unknown Unknown YHR098C SFB3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0282276584641506 0.102310604220753 889 Component of the Sec23p-Sfb3p heterodimer of the COPII vesicle coat, required for cargo selection during vesicle formation in ER to Golgi transport; homologous to Sec24p and Sfb2p cargo loading into COPII-coated vesicle signal sequence binding COPII vesicle coat|mating projection tip YBL013W FMT1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0282046404577732 0.102590867639573 890 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 YPR002W PDH1 hom FT KETONE METABOLISM|MITOCHONDRION 0.0281917191781979 0.102748462323891 891 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 YER080W AIM9 hom FT MITOCHONDRION 0.0281370508610119 0.103417356624152 892 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YML058W-A HUG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0281247612973858 0.103568200902915 893 Protein involved in the Mec1p-mediated checkpoint pathway; transcription is induced by DNA damage; protein abundance increases in response to DNA replication stress cell cycle arrest|cell cycle checkpoint|response to DNA damage stimulus molecular_function cytoplasm YNL094W APP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0280584905536965 0.104384634719286 894 Phosphatidate phosphatase, converts phosphatidate to diacylglycerol; App1p, Pah1p, Dpp1p, and Lpp1p are responsible for all the phosphatidate phosphatase activity; component of cortical actin patches; interacts with components of endocytic pathway actin cytoskeleton organization molecular_function actin cytoskeleton|actin cortical patch YIL016W SNL1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0279682638680006 0.105504401926481 895 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 YBL052C SAS3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0279443905723017 0.105958701105626 896 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 YIL018W RPL2B hom FT TRANSLATION|RIBOSOME 0.0279128557999713 0.106196756904194 897 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 YCL028W RNQ1 hom FT NUCLEUS 0.027905299591355 0.106291454367843 898 [PIN(+)] prion, an infectious protein conformation that is generally an ordered protein aggregate biological_process molecular_function cytosol YDR297W SUR2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0278468195130322 0.107026615292517 899 Sphinganine C4-hydroxylase, catalyses the conversion of sphinganine to phytosphingosine in sphingolipid biosyntheis sphingolipid metabolic process sphingosine hydroxylase activity integral to membrane|endoplasmic reticulum membrane YNL130C-A_p DGR1 hom FT MITOCHONDRION 0.0278188464395876 0.107379689464014 900 Protein of unknown function; dgr1 null mutant is resistant to 2-deoxy-D-glucose biological_process molecular_function cellular_component YLR403W SFP1 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS 0.0278004203056021 0.10761276617184 901 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 YBR154C RPB5 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0277128769958646 0.10925497642995 902 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 YGR260W TNA1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0276836918531896 0.109098609963805 903 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 YLR340W RPP0 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0276568888490527 0.110239710588201 904 Conserved ribosomal protein P0 of the ribosomal stalk; involved in interaction between translational elongation factors and the ribosome; phosphorylated on serine 302; homologous to mammalian ribosomal protein LP0 and bacterial L10 translational elongation|cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|LSU rRNA binding cytosolic large ribosomal subunit|preribosome, large subunit precursor|90S preribosome|cytoplasm YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.0275305978105563 0.11107188172484 905 Protein that may be involved in pH regulation; probable ortholog of A. nidulans PalC, which is involved in pH regulation and binds to the ESCRT-III complex; null mutant does not properly process Rim101p and has decreased resistance to rapamycin; GFP-fusion protein is cytoplasmic; relative distribution to cytoplasm increases upon DNA replication stress negative regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, non-stop decay molecular_function cytoplasm YOR296W_p YOR296W hom 0.0275125449775134 0.111520222129944 906 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; expressed during copper starvation; YOR296W is not an essential gene biological_process molecular_function cytoplasm YBL027W RPL19B hom FT TRANSLATION|RIBOSOME 0.027503165910042 0.111588813526078 907 Ribosomal 60S subunit protein L19B; rpl19a and rpl19b single null mutations result in slow growth, while the double null mutation is lethal; homologous to mammalian ribosomal protein L19, no bacterial homolog; RPL19B has a paralog, RPL19A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGL041C-B_p YGL041C-B hom 0.0274912727422307 0.111583272699297 908 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YOR101W RAS1 hom FT SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0274770739873187 0.111821887092265 909 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 YBR001C NTH2 hom FF|FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0274657546491515 0.111916107281551 910 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 YPL098C MGR2 hom FT MITOCHONDRION 0.0274311138015926 0.112637725690397 911 Subunit of the TIM23 translocase complex; acts to couple Tim21p with the core Tim23 translocase; absolutely required for mitochondrial import of presequence-containing proteins at elevated temperature; required for viability of cells lacking the mitochondrial genome (petite-negative phenotype) protein import into mitochondrial matrix molecular_function mitochondrial inner membrane presequence translocase complex YGR186W TFG1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0274234313679925 0.112469858529261 912 TFIIF (Transcription Factor II) largest subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP74 transcription initiation from RNA polymerase II promoter|transcriptional start site selection at RNA polymerase II promoter|dephosphorylation of RNA polymerase II C-terminal domain|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter|regulation of protein serine/threonine phosphatase activity core RNA polymerase II binding transcription factor activity|protein phosphatase activator activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0274158524400192 0.112569247611338 913 Component of the ESCRT-I complex (Stp22p, Srn2p, Vps28p, and Mvb12p), which is involved in ubiquitin-dependent sorting of proteins into the endosome; conserved C-terminal domain interacts with ESCRT-III subunit Vps20p protein targeting to membrane|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole protein complex binding endosome|ESCRT I complex YDR160W SSY1 het FT PLASMA MEMBRANE 0.0274102641350474 0.112642576240095 914 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 YDR398W UTP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0273634851801033 0.113257877503066 915 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|t-UTP complex|rDNA heterochromatin|nucleolus YFR049W YMR31 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0273061641231404 0.11401544830192 916 Mitochondrial ribosomal protein of the small subunit, has similarity to human mitochondrial ribosomal protein MRP-S36 cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YNR026C SEC12 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0272878675467717 0.114582986293604 917 Guanine nucleotide exchange factor (GEF), activates Sar1p by catalyzing the exchange of GDP for GTP; required for the initiation of COPII vesicle formation in ER to Golgi transport; glycosylated integral membrane protein of the ER regulation of COPII vesicle coating Sar guanyl-nucleotide exchange factor activity Golgi apparatus|endoplasmic reticulum YBR136W MEC1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION 0.0272393183946637 0.114903930285754 918 Genome integrity checkpoint protein and PI kinase superfamily member; signal transducer required for cell cycle arrest and transcriptional responses prompted by damaged or unreplicated DNA; regulates P-body formation induced by replication stress; monitors and participates in meiotic recombination; associates with shortened, dysfunctional telomeres histone phosphorylation|telomere maintenance via recombination|telomere maintenance|nucleobase-containing compound metabolic process|reciprocal meiotic recombination|DNA recombination|DNA damage checkpoint|DNA replication|DNA damage induced protein phosphorylation protein kinase activity mitochondrion|nucleus YPL163C SVS1 hom 0.0272039285963788 0.115376514095148 919 Cell wall and vacuolar protein; required for wild-type resistance to vanadate; SVS1 has a paralog, SRL1, that arose from the whole genome duplication response to chemical stimulus molecular_function fungal-type cell wall|fungal-type vacuole YBR177C EHT1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0271682292979706 0.115854777350552 920 Acyl-coenzymeA:ethanol O-acyltransferase; plays a minor role in medium-chain fatty acid ethyl ester biosynthesis; possesses short-chain esterase activity; localizes to lipid particles and the mitochondrial outer membrane; EHT1 has a paralog, EEB1, that arose from the whole genome duplication medium-chain fatty acid catabolic process|medium-chain fatty acid biosynthetic process|cellular lipid metabolic process short-chain carboxylesterase activity|alcohol O-butanoyltransferase activity|serine hydrolase activity mitochondrial outer membrane|mitochondrion|lipid particle YNL158W PGA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0271663690593441 0.115879741587471 921 Essential component of GPI-mannosyltransferase II, responsible for second mannose addition to GPI precursors as a partner of Gpi18p; required for maturation of Gas1p and Pho8p; has synthetic genetic interations with secretory pathway genes GPI anchor biosynthetic process mannosyltransferase activity integral to endoplasmic reticulum membrane|nuclear envelope|mannosyltransferase complex YBR261C TAE1 hom FT TRANSLATION 0.0271528903910197 0.116060750386616 922 AdoMet-dependent proline methyltransferase; catalyzes the dimethylation of ribosomal proteins Rpl12 and Rps25 at N-terminal proline residues; has a role in protein synthesis; fusion protein localizes to the cytoplasm cytoplasmic translation|N-terminal peptidyl-proline dimethylation N-terminal protein N-methyltransferase activity cytosol|cytoplasm YOL116W MSN1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0270873628192977 0.116943904893309 923 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 YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0270560521440026 0.117806638170956 924 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 YOR308C SNU66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0270466963831565 0.117494637941193 925 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 YGR044C RME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0269709869885422 0.118525365104764 926 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 YDR188W CCT6 het 0.0269445130442518 0.119107979694438 927 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 YBR155W CNS1 het 0.0269153109291149 0.119287865399185 928 TPR-containing co-chaperone; binds both Hsp82p (Hsp90) and Ssa1p (Hsp70) and stimulates the ATPase activity of SSA1, ts mutants reduce Hsp82p function while over expression suppresses the phenotypes of an HSP82 ts allele and a cpr7 deletion protein folding Hsp70 protein binding|Hsp90 protein binding cytoplasm YKR082W NUP133 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0268995972546234 0.119503762632373 929 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 YDR303C RSC3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0268593280215062 0.121674754365089 930 Component of the RSC chromatin remodeling complex; essential gene required for maintenance of proper ploidy and regulation of ribosomal protein genes and the cell wall/stress response; highly similar to Rsc30p nucleosome positioning|ATP-dependent chromatin remodeling|regulation of cell cycle|nucleosome disassembly|regulation of DNA replication involved in S phase|regulation of transcription, DNA-dependent|G1/S transition of mitotic cell cycle|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter sequence-specific DNA binding|DNA translocase activity|DNA binding RSC complex|nucleus YFL056C AAD6 hom FT OXIDATION-REDUCTION PROCESS 0.0268448594689752 0.120258219882416 931 Putative aryl-alcohol dehydrogenase; involved in oxidative stress response; similar to P. chrysosporium aryl-alcohol dehydrogenase; expression induced in cells treated with the mycotoxin patulin cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YIL046W-A_p YIL046W-A hom 0.0267928728170531 0.120978204220173 932 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YLR370C ARC18 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0267344840933803 0.122461149130203 933 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches mitochondrion inheritance|actin filament organization|establishment of mitochondrion localization molecular_function mitochondrion|Arp2/3 protein complex YDR503C LPP1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0267263682463604 0.122127231047315 934 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 YJL071W ARG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0267189585034746 0.122007672307229 935 Acetylglutamate synthase (glutamate N-acetyltransferase), mitochondrial enzyme that catalyzes the first step in the biosynthesis of the arginine precursor ornithine; forms a complex with Arg5,6p arginine biosynthetic process|ornithine biosynthetic process acetyl-CoA:L-glutamate N-acetyltransferase activity mitochondrial matrix YOR295W UAF30 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0267098360818322 0.122302604022174 936 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 YOL140W ARG8 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0266855478864215 0.122978857503648 937 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 YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0265319380977506 0.124868357600321 938 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 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 0.0265033805142976 0.125049330365444 939 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 YHR148W IMP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0264848833144405 0.125313041555067 940 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 YPL264C_p YPL264C hom 0.0264668242170015 0.125570924592986 941 Putative membrane protein of unknown function; physically interacts with Hsp82p; YPL264C is not an essential gene biological_process molecular_function integral to membrane YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0264273379791306 0.126192813855603 942 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 YOL052C-A DDR2 hom 0.0264163396945919 0.126294034288701 943 Multi-stress response protein; expression is activated by a variety of xenobiotic agents and environmental or physiological stresses; DDR2 has a paralog, HOR7, that arose from the whole genome duplication response to stress molecular_function fungal-type vacuole|cytoplasm YIL090W ICE2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0263732764598583 0.12691340397395 944 Integral ER membrane protein with type-III transmembrane domains; required for maintenance of ER zinc homeostasis; necessary for efficient targeting of Trm1p tRNA methyltransferase to inner nuclear membrane; mutations cause defects in cortical ER morphology in both the mother and daughter cells endoplasmic reticulum inheritance molecular_function integral to endoplasmic reticulum membrane|integral to membrane|endoplasmic reticulum YMR037C MSN2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0263168100806603 0.127729126018693 945 Transcriptional activator; activated in stress conditions, which results in translocation from the cytoplasm to the nucleus; binds DNA at stress response elements of responsive genes, inducing gene expression; MSN2 has a paralog, MSN4, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter in response to heat stress|positive regulation of transcription from RNA polymerase II promoter in response to a hypotonic environment|positive regulation of transcription from RNA polymerase II promoter in response to alkalinity|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter in response to acidity|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter in response to hydrogen peroxide|regulation of replicative cell aging by regulation of transcription from RNA polymerase II promoter in response to caloric restriction|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|positive regulation of transcription from RNA polymerase II promoter in response to increased salt|positive regulation of transcription from RNA polymerase II promoter in response to freezing|positive regulation of transcription from RNA polymerase II promoter in response to ethanol|age-dependent response to oxidative stress involved in chronological cell aging|replicative cell aging|positive regulation of transcription from RNA polymerase II promoter in response to hydrostatic pressure|cellular response to methylmercury|positive regulation of transcription from RNA polymerase II promoter in response to nitrosative stress|positive regulation of transcription from RNA polymerase II promoter in response to cold|positive regulation of transcription from RNA polymerase II promoter in response to glucose starvation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding cytosol|nucleus YGL085W_p LCL3 hom FT MITOCHONDRION 0.026197111018484 0.129758296315057 946 Putative protein of unknown function; mutant has long chronological lifespan; has homology to Staphylococcus aureus nuclease; GFP-fusion protein localizes to mitochondria; is induced in response to the DNA-damaging agent MMS biological_process molecular_function mitochondrion YGL225W VRG4 het FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0261930360309361 0.12970329361693 947 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 YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0261437361436642 0.130254784310358 948 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 YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0261161580550047 0.130660783624179 949 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 YJL199C_d MBB1 hom 0.0261148299267317 0.130680360810801 950 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; protein detected in large-scale protein-protein interaction studies Unknown Unknown Unknown YFR010W UBP6 hom FT PROTEOLYSIS 0.0261043465180211 0.130834970640481 951 Ubiquitin-specific protease situated in the base subcomplex of the 26S proteasome, releases free ubiquitin from branched polyubiquitin chains; works in opposition to Hul5p polyubiquitin elongation activity; mutant has aneuploidy tolerance protein deubiquitination ubiquitin-specific protease activity proteasome complex|proteasome regulatory particle YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0260134851855403 0.132354320950257 952 Third subunit of DNA polymerase delta, involved in chromosomal DNA replication; required for error-prone DNA synthesis in the presence of DNA damage and processivity; interacts with Hys2p, PCNA (Pol30p), and Pol1p RNA-dependent DNA replication|lagging strand elongation|postreplication repair|base-excision repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|double-strand break repair via break-induced replication|leading strand elongation DNA-directed DNA polymerase activity|single-stranded DNA specific 3'-5' exodeoxyribonuclease activity delta DNA polymerase complex|nucleus YOL112W MSB4 hom FT SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0260039039044125 0.132323500367436 953 GTPase-activating protein of the Ras superfamily that acts primarily on Sec4p, localizes to the bud site and bud tip, has similarity to Msb3p; msb3 msb4 double mutation causes defects in secretion and actin organization actin filament organization Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YNL007C SIS1 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0259371065103001 0.13332065495772 954 Type II HSP40 co-chaperone that interacts with the HSP70 protein Ssa1p; not functionally redundant with Ydj1p due to due to substrate specificity; has similarity to bacterial DnaJ proteins; protein abundance increases in response to DNA replication stress protein folding|translational initiation unfolded protein binding cytosolic small ribosomal subunit YPR143W RRP15 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0258879108565078 0.134058759650333 955 Nucleolar protein, constituent of pre-60S ribosomal particles; required for proper processing of the 27S pre-rRNA at the A3 and B1 sites to yield mature 5.8S and 25S rRNAs maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|preribosome, large subunit precursor YLR222C UTP13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0258336973984538 0.134875803269992 956 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 YDR531W CAB1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0256922316068557 0.137025930662049 957 Pantothenate kinase (ATP:D-pantothenate 4'-phosphotransferase, EC 2.7.1.33); catalyzes the first committed step in the universal biosynthetic pathway for synthesis of coenzyme A (CoA); transcriptionally regulated by Upc2p via a sterol response element coenzyme A biosynthetic process pantothenate kinase activity nucleus|cytoplasm YJL097W PHS1 het FT KETONE METABOLISM|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0256831148893574 0.137165396255133 958 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 YJL079C PRY1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0256712139002165 0.137406337555009 959 Sterol binding protein involved in the export of acetylated sterols; secreted glycoprotein and member of the CAP protein superfamily (cysteine-rich secretory proteins (CRISP), antigen 5, and pathogenesis related 1 proteins); sterol export function is redundant with that of PRY2; may be involved in detoxification of hydrophobic compounds; PRY1 has a paralog, PRY2, that arose from the whole genome duplication biological_process molecular_function nuclear envelope|extracellular region|endoplasmic reticulum|fungal-type vacuole YOR381W FRE3 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0256684244082257 0.137390358310324 960 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 YNR015W SMM1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0256492695677949 0.137684112178576 961 Dihydrouridine synthase, member of a family of dihydrouridine synthases including Dus1p, Smm1p, Dus3p, and Dus4p; modifies uridine residues at position 20 of cytoplasmic tRNAs tRNA processing|tRNA modification tRNA dihydrouridine synthase activity nucleus|cytoplasm YDR024W_d FYV1 hom 0.0256239233298564 0.138309121470197 962 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 YAR018C KIN3 hom FT PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.0255534193772016 0.139161322614157 963 Nonessential serine/threonine protein kinase; possible role in DNA damage response chromosome segregation|protein phosphorylation protein kinase activity cellular_component YLR062C_d BUD28 hom 0.0255047065104294 0.139916728566181 964 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 98% of ORF overlaps the verified gene RPL22A; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YOL005C RPB11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0254499332232341 0.140829202881167 965 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 YHR202W_p YHR202W hom FT NUCLEOTIDE METABOLISM 0.0254335714526533 0.141025502794343 966 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole, while HA-tagged protein is found in the soluble fraction, suggesting cytoplasmic localization biological_process molecular_function cytosol|fungal-type vacuole YLR446W_p YLR446W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0254303921035302 0.14113459449311 967 Putative hexokinase; transcript is upregulated during sporulation and the unfolded protein response; YLR446W is not an essential gene biological_process molecular_function cellular_component YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0253943131581588 0.141878376401698 968 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 YER068C-A_d YER068C-A hom 0.0253744373114991 0.142131024243409 969 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR123C LEO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.0253701236934959 0.142198851924823 970 Component of the Paf1 complex; which associates with RNA polymerase II and is involved in histone methylation; plays a role in regulating Ty1 transposition; involved in transcription elongation as demonstrated by the G-less-based run-on (GLRO) assay chromatin organization|Unknown|positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription-coupled nucleotide-excision repair|histone H3-K4 trimethylation|transcription elongation from RNA polymerase II promoter RNA binding|RNA polymerase II transcription factor binding transcription factor activity nucleus|Cdc73/Paf1 complex YMR060C SAM37 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0253619889344295 0.142148054167058 971 Component of the Sorting and Assembly Machinery (SAM or TOB complex) of the mitochondrial outer membrane, which binds precursors of beta-barrel proteins and facilitates their outer membrane insertion; contributes to SAM complex stability mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane|phospholipid transport molecular_function mitochondrial outer membrane|mitochondrial sorting and assembly machinery complex|mitochondrion|integral to membrane YBR042C CST26 hom FT LIPID METABOLISM 0.0253578751067765 0.142212774704814 972 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 YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.0252821790951365 0.143407698505632 973 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 YMR245W_d YMR245W hom 0.0252374976675107 0.14411663610456 974 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML051W GAL80 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEUS 0.0252306541548425 0.144285374327623 975 Transcriptional regulator involved in the repression of GAL genes in the absence of galactose; inhibits transcriptional activation by Gal4p; inhibition relieved by Gal3p or Gal1p binding negative regulation of kinase activity|galactose metabolic process|negative regulation of transcription from RNA polymerase II promoter|negative regulation of sequence-specific DNA binding transcription factor activity RNA polymerase II activating transcription factor binding|kinase inhibitor activity nucleus|cytoplasm YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0252110900426089 0.144536893373489 976 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 YEL053C MAK10 hom 0.0251695612006851 0.145199691390905 977 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type, required for replication of dsRNA virus; expression is glucose-repressible N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex|cytoplasm YGL190C CDC55 hom FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.025162934817337 0.145305663015437 978 Non-essential regulatory subunit B of protein phosphatase 2A (PP2A); localization to the cytoplasm requires Zds1p and Zds2p and promotes mitotic entry; localization to the nucleus prevents mitotic exit; required for correct nuclear division and chromosome segregation in meiosis; maintains nucleolar sequestration of Cdc14p during early meiosis; limits formation of PP2A-Rts1p holocomplexes to ensure timely dissolution of sister chromosome cohesion negative regulation of exit from mitosis|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|protein dephosphorylation protein phosphatase type 2A regulator activity nucleus|cellular bud neck|cytoplasm|cellular bud tip YHR047C AAP1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0251050595960599 0.146233743600663 979 Arginine/alanine amino peptidase; overproduction stimulates glycogen accumulation; AAP1 has a paralog, APE2, that arose from the whole genome duplication glycogen metabolic process|proteolysis aminopeptidase activity nucleus|cytoplasm YEL028W_d YEL028W hom 0.0250695995843726 0.146864962001402 980 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKR075C_p YKR075C hom FT NUCLEUS 0.0249622351260466 0.148543456383029 981 Protein of unknown function; similar to YOR062Cp and Reg1p; expression regulated by glucose and Rgt1p; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0249544519893135 0.148852166861058 982 Component of the ESCRT-II complex; contains the GLUE (GRAM Like Ubiquitin binding in EAP45) domain which is involved in interactions with ESCRT-I and ubiquitin-dependent sorting of proteins into the endosome negative regulation of transcription from RNA polymerase II promoter by glucose|protein retention in Golgi apparatus|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole ubiquitin binding ESCRT II complex YPL110C GDE1 hom FT LIPID METABOLISM|SIGNALING|CARBOHYDRATE METABOLISM 0.0249466618703824 0.148796976599384 983 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 YHR133C NSG1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0249448480606345 0.148826525435851 984 Protein involved in regulation of sterol biosynthesis; specifically stabilizes Hmg2p, one of two HMG-CoA isoenzymes that catalyze the rate-limiting step in sterol biosynthesis; homolog of mammalian INSIG proteins; forms foci at the nuclear periphery upon DNA replication stress sterol biosynthetic process unfolded protein binding integral to membrane|endoplasmic reticulum YHL002W HSE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.0249437455585712 0.148844488522669 985 Subunit of the endosomal Vps27p-Hse1p complex required for sorting of ubiquitinated membrane proteins into intralumenal vesicles prior to vacuolar degradation, as well as for recycling of Golgi proteins and formation of lumenal membranes late endosome to vacuole transport|protein targeting to vacuole ubiquitin binding endosome|ESCRT-0 complex YGL021W ALK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION 0.0249358358657372 0.149398925040344 986 Protein kinase; accumulation and phosphorylation are periodic during the cell cycle; phosphorylated in response to DNA damage; contains characteristic motifs for degradation via the APC pathway; ALK1 has a paralog, ALK2, that arose from the whole genome duplication; similar to mammalian haspins mitosis|protein phosphorylation protein serine/threonine kinase activity|protein kinase activity cellular_component YJL154C VPS35 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0248950211084595 0.149640010346593 987 Endosomal subunit of membrane-associated retromer complex required for retrograde transport; receptor that recognizes retrieval signals on cargo proteins, forms subcomplex with Vps26p and Vps29p that selects cargo proteins for retrieval; interacts with Ypt7p protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YOL097W-A_p YOL097W-A hom 0.024885242803895 0.149800050203219 988 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGL180W ATG1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0248778039401445 0.149921888211802 989 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 YPL234C VMA11 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0248513122820981 0.150356397565104 990 Vacuolar ATPase V0 domain subunit c', involved in proton transport activity; hydrophobic integral membrane protein (proteolipid) containing four transmembrane segments; N and C termini are in the vacuolar lumen vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|integral to membrane|fungal-type vacuole YDL150W RPC53 het FF|FT NUCLEUS 0.0248250808170505 0.150787584304989 991 RNA polymerase III subunit C53 tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0248194798540647 0.150879773564274 992 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 YLR128W DCN1 hom 0.0247839180565751 0.151466106321609 993 Scaffold-type E3 ligase required for cullin neddylation and ubiquitin ligase activation; contains a ubiquitin-binding domain (UBA) for ubiquitin and Nedd8 (Rub1p) interaction and a PONY domain involved in cullin binding and neddylation protein neddylation|positive regulation of ubiquitin-protein ligase activity ubiquitin binding|NEDD8 ligase activity|small conjugating protein binding cellular_component YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0246899636704102 0.153023545130232 994 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 YLR169W_d YLR169W hom 0.0246613340250141 0.153500538010529 995 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL037C PRM2 hom 0.0246579355683014 0.153557233978787 996 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 YLR044C PDC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0246490341059082 0.153705811240704 997 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 YKR002W PAP1 het FT RNA PROCESSING|NUCLEUS 0.0246486171206423 0.153712773957759 998 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 YHR203C RPS4B hom FT TRANSLATION|RIBOSOME 0.0246237116223971 0.154129074628863 999 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S4, no bacterial homolog; RPS4B has a paralog, RPS4A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YDR192C NUP42 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0246125351584109 0.154316169759496 1000 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 YBR133C HSL7 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.024610421224343 0.154351576618301 1001 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 YJR066W TOR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|GOLGI APPARATUS|PLASMA MEMBRANE 0.0246097760069051 0.154362384770207 1002 PIK-related protein kinase and rapamycin target; subunit of TORC1, a complex that controls growth in response to nutrients by regulating translation, transcription, ribosome biogenesis, nutrient transport and autophagy; involved in meiosis; TOR1 has a paralog, TOR2, that arose from the whole genome duplication regulation of cell cycle|G1 phase of mitotic cell cycle|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of cell growth|response to DNA damage stimulus|mitochondria-nucleus signaling pathway|ribosome biogenesis|meiosis|signal transduction|TOR signaling cascade|fungal-type cell wall organization|negative regulation of autophagy protein binding|protein kinase activity TORC1 complex|fungal-type vacuole membrane|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus|Golgi membrane|cytoplasm YOR372C NDD1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0245896715626989 0.155193065617555 1003 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 YDR286C_p YDR286C hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.024531350436768 0.155680390872042 1004 Putative protein of unknown function; predicted to have thiol-disulfide oxidoreductase active site biological_process molecular_function cellular_component YNL077W APJ1 hom FT NUCLEUS|MITOCHONDRION 0.0245010276296614 0.156192272838947 1005 Chaperone with a role in SUMO-mediated protein degradation; member of the DnaJ-like family; conserved across eukaryotes; overexpression interferes with propagation of the [Psi+] prion; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; forms nuclear foci upon DNA replication stress biological_process unfolded protein binding mitochondrion|nucleus|cytoplasm YKL067W YNK1 hom FT RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0244998686934782 0.156459368236768 1006 Nucleoside diphosphate kinase; catalyzes the transfer of gamma phosphates from nucleoside triphosphates, usually ATP, to nucleoside diphosphates by a mechanism that involves formation of an autophosphorylated enzyme intermediate; protein abundance increases in response to DNA replication stress nucleoside diphosphate phosphorylation|nucleoside triphosphate biosynthetic process|response to DNA damage stimulus nucleoside diphosphate kinase activity cytosol|mitochondrion|mitochondrial intermembrane space YHR161C YAP1801 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0244898466771036 0.15638134118926 1007 Protein of the AP180 family, involved in clathrin cage assembly; binds Pan1p and clathrin; YAP1801 has a paralog, YAP1802, that arose from the whole genome duplication endocytosis clathrin binding actin cortical patch YOR096W RPS7A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.0243701713534242 0.158415914888466 1008 Protein component of the small (40S) ribosomal subunit; interacts with Kti11p; deletion causes hypersensitivity to zymocin; homologous to mammalian ribosomal protein S7, no bacterial homolog; RPS7A has a paralog, RPS7B, that arose from the whole genome duplication cytoplasmic translation|ribosome biogenesis structural constituent of ribosome small-subunit processome|cytosolic small ribosomal subunit|90S preribosome YBR265W TSC10 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0243576856871465 0.15862932966796 1009 3-ketosphinganine reductase, catalyzes the second step in phytosphingosine synthesis, essential for growth in the absence of exogenous dihydrosphingosine or phytosphingosine, member of short chain dehydrogenase/reductase protein family 3-keto-sphinganine metabolic process|sphingolipid biosynthetic process oxidoreductase activity, acting on NADH or NADPH mitochondrial outer membrane|endoplasmic reticulum|cytoplasm YBR288C APM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0243498692247342 0.158763045443021 1010 Mu3-like subunit of the clathrin associated protein complex (AP-3); functions in transport of alkaline phosphatase to the vacuole via the alternate pathway Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YJL188C_d BUD19 hom 0.0243123284473696 0.159406441914203 1011 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 YMR269W TMA23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0242916105128186 0.159762361617191 1012 Nucleolar protein implicated in ribosome biogenesis; deletion extends chronological lifespan ribosomal small subunit biogenesis molecular_function ribosome|nucleolus YKL142W MRP8 hom 0.0242496800656186 0.160484535221507 1013 Protein of unknown function; undergoes sumoylation; transcription induced under cell wall stress; protein levels are reduced under anaerobic conditions; protein abundance increases in response to DNA replication stress; originally thought to be a mitochondrial ribosomal protein based on sequence analysis biological_process molecular_function cytoplasm YNL270C ALP1 hom FT PLASMA MEMBRANE 0.0242285949222629 0.160911136927268 1014 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 YJL176C SWI3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.0241695420612856 0.161871619083138 1015 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 YDL204W RTN2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0241681010994665 0.161896642772251 1016 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 YLL002W RTT109 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.024167400674048 0.162222439861273 1017 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 YML035C AMD1 hom FT NUCLEOTIDE METABOLISM 0.0241549987003131 0.162752577947308 1018 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 YCR095W-A_p YCR095W-A hom 0.0241431677950673 0.162330095922773 1019 Putative protein of unknown function biological_process molecular_function cellular_component YJL151C SNA3 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0241296788603123 0.162564958933496 1020 Protein involved in efficient MVB sorting of proteins to the vacuole; may function as an RSP5 adapter protein for MVB cargos; integral membrane protein localized to vacuolar intralumenal vesicles cellular protein catabolic process|endosome transport via multivesicular body sorting pathway ubiquitin protein ligase binding fungal-type vacuole lumen|integral to membrane YER132C PMD1 hom FT CELL CYCLE 0.0241177397304617 0.162773051155937 1021 Protein with an N-terminal kelch-like domain, putative negative regulator of early meiotic gene expression; required, with Mds3p, for growth under alkaline conditions sporulation resulting in formation of a cellular spore molecular_function cytoplasm YDL153C SAS10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS 0.0240849206345541 0.163534811651628 1022 Essential subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit; disrupts silencing when overproduced; mutant has increased aneuploidy tolerance endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus|nucleus YNL012W SPO1 hom FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0240302022263384 0.164304918262147 1023 Meiosis-specific prospore protein; required for meiotic spindle pole body duplication and separation; required to produce bending force necessary for proper prospore membrane assembly during sporulation; has similarity to phospholipase B meiosis|spore membrane bending pathway phospholipase activity endoplasmic reticulum|nucleus|prospore membrane YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.0240290984279669 0.164639639451263 1024 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 YBL087C RPL23A hom FT TRANSLATION|RIBOSOME 0.0240275929020474 0.16625328895169 1025 Ribosomal 60S subunit protein L23A; homologous to mammalian ribosomal protein L23 and bacterial L14; RPL23A has a paralog, RPL23B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YGR190C_d YGR190C het 0.0240196920468124 0.164489569148799 1026 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene HIP1/YGR191W Unknown Unknown Unknown YKR043C SHB17 hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0239284239144616 0.166099611100746 1027 Sedoheptulose bisphosphatase involved in riboneogenesis; dephosphorylates sedoheptulose 1,7-bisphosphate, which is converted via the nonoxidative pentose phosphate pathway to ribose-5-phosphate; facilitates the conversion of glycolytic intermediates to pentose phosphate units; also has fructose 1,6-bisphosphatase activity but this is probably not biologically relevant, since deletion does not affect FBP levels; GFP-fusion protein localizes to the cytoplasm and nucleus ribose phosphate biosynthetic process sedoheptulose-bisphosphatase activity nucleus|cytoplasm YML114C TAF8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0239184479191428 0.166276311302904 1028 TFIID subunit (65 kDa), involved in RNA polymerase II transcription initiation RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly nucleus|transcription factor TFIID complex YMR176W ECM5 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS|CHROMOSOME 0.023907292750778 0.166474064942253 1029 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 YBR076W ECM8 hom FT CELL WALL ORG/BIOGENESIS 0.0238620862993245 0.167277273649643 1030 Non-essential protein of unknown function fungal-type cell wall organization molecular_function cellular_component YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0237245905029771 0.16973812637037 1031 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 YBL024W NCL1 hom FT RNA PROCESSING|NUCLEUS 0.0236808080577048 0.17052739691634 1032 S-adenosyl-L-methionine-dependent tRNA: m5C-methyltransferase, methylates cytosine to m5C at several positions in tRNAs and intron-containing pre-tRNAs; increases proportion of tRNALeu(CAA) with m5C at wobble position in response to hydrogen peroxide, causing selective translation of mRNA from genes enriched in TTG codon; loss of NCL1 confers hypersensitivity to oxidative stress; similar to Nop2p and human proliferation associated nucleolar protein p120 tRNA methylation tRNA (cytosine-5-)-methyltransferase activity nucleus YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.0236375441288939 0.171310016732592 1033 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YAL046C AIM1 hom 0.0236105671237973 0.171863390880131 1034 Protein involved in mitochondrial function or organization; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function cellular_component YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0235769381263402 0.172410860604292 1035 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 YKR103W NFT1 hom FT NUCLEOTIDE METABOLISM 0.0235727587147956 0.172551075156829 1036 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds. transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YDL074C BRE1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0235470573077233 0.172955556799961 1037 E3 ubiquitin ligase, forms heterodimer with Rad6p to monoubiquinate histone H2B-K123, which is required for the subsequent methylation of histone H3-K4 and H3-K79; required for DSBR, transcription, silencing, and checkpoint control mitotic cell cycle G1/S transition DNA damage checkpoint|intra-S DNA damage checkpoint|meiotic DNA double-strand break formation|histone monoubiquitination|double-strand break repair via homologous recombination|transcription from RNA polymerase II promoter|chromatin silencing at telomere ubiquitin-protein ligase activity nuclear chromatin YDR396W_d YDR396W het 0.0235408944180477 0.173260681734233 1038 Dubious open reading frame unlikely to encode a functional protein; extensively overlaps essential NCB2 gene encoding the beta subunit of the NC2 dimeric histone-fold complex Unknown Unknown Unknown YLR027C AAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0234638780958833 0.17447859861032 1039 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 YIR026C YVH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0234560000588935 0.174623365626244 1040 Protein phosphatase involved in vegetative growth at low temperatures, sporulation, and glycogen accumulation; mutants are defective in 60S ribosome assembly; member of the dual-specificity family of protein phosphatases meiosis|ascospore wall assembly|ribosomal large subunit assembly|cAMP-mediated signaling|protein dephosphorylation protein tyrosine phosphatase activity|protein tyrosine/serine/threonine phosphatase activity nucleus|preribosome, large subunit precursor|cytoplasm YFR011C AIM13 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0233875311349982 0.175885329006137 1041 Mitochondrial protein peripheral to the inner membrane; component of the mitochondrial inner membrane organizing system (MINOS, MitOS, or MICOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|extrinsic to mitochondrial inner membrane|mitochondrial crista junction|cytoplasm|mitochondrial intermembrane space YGR162W TIF4631 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0233799415418246 0.176025631663077 1042 Translation initiation factor eIF4G; subunit of the mRNA cap-binding protein complex (eIF4F) that also contains eIF4E (Cdc33p); interacts with Pab1p and with eIF4A (Tif1p); also has a role in biogenesis of the large ribosomal subunit; TIF4631 has a paralog, TIF4632, that arose from the whole genome duplication translational initiation|ribosomal large subunit biogenesis|stress granule assembly translation initiation factor activity mitochondrion|ribosome|eukaryotic translation initiation factor 4F complex|cytoplasmic stress granule YJL072C PSF2 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0233405311422526 0.1768201638022 1043 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function GINS complex|replication fork protection complex|nuclear replication fork|nucleus|DNA replication preinitiation complex YLR068W FYV7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0232696312768679 0.17839856645091 1044 Essential protein required for maturation of 18S rRNA; required for survival upon exposure to K1 killer toxin maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus YJR014W TMA22 hom FT TRANSLATION|RIBOSOME 0.0232613552032917 0.178553072765334 1045 Protein of unknown function; associates with ribosomes and has a putative RNA binding domain; interacts with Tma20p; similar to human GRAP and human DRP1, which interacts with human Tma20p homolog MCT-1; protein abundance increases in response to DNA replication stress biological_process RNA binding ribosome|cytoplasm YDR037W KRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0232549464612031 0.178348327903798 1046 Lysyl-tRNA synthetase lysyl-tRNA aminoacylation lysine-tRNA ligase activity cytoplasm YDL146W LDB17 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0232346763205773 0.178727132116099 1047 Protein involved in the regulation of endocytosis; transiently recruited to actin cortical patches in a SLA1-dependent manner after late coat component assembly; GFP-fusion protein localizes to the periphery, cytoplasm, bud, and bud neck endocytosis molecular_function cellular bud|cellular bud neck|cytoplasm|actin cortical patch YBR011C IPP1 het 0.0231686887966652 0.18002946836078 1048 Cytoplasmic inorganic pyrophosphatase (PPase), homodimer that catalyzes the rapid exchange of oxygens from Pi with water, highly expressed and essential for viability, active-site residues show identity to those from E. coli PPase phosphate-containing compound metabolic process inorganic diphosphatase activity|protein homodimerization activity cytosol YGL072C_d YGL072C hom FF 0.0231425278068939 0.180456728254857 1049 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HSF1; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 Unknown Unknown Unknown YJR004C SAG1 hom 0.0231064999392509 0.181136327592872 1050 Alpha-agglutinin of alpha-cells, binds to Aga1p during agglutination, N-terminal half is homologous to the immunoglobulin superfamily and contains binding site for a-agglutinin, C-terminal half is highly glycosylated and contains GPI anchor agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YER076C_p YER076C hom FT MITOCHONDRION 0.0230971824344027 0.181312393836208 1051 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; analysis of HA-tagged protein suggests a membrane localization biological_process molecular_function mitochondrion YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0230340643104406 0.182508436419181 1052 Endo-polygalacturonase, pectolytic enzyme that hydrolyzes the alpha-1,4-glycosidic bonds in the rhamnogalacturonan chains in pectins pseudohyphal growth|pectin catabolic process polygalacturonase activity extracellular region YBR193C MED8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0230288839366836 0.182606859777101 1053 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 YDR097C MSH6 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0230083011955669 0.182998305608519 1054 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 YLR372W SUR4 hom FF|FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0229937666457817 0.183275100215633 1055 Elongase, involved in fatty acid and sphingolipid biosynthesis; synthesizes very long chain 20-26-carbon fatty acids from C18-CoA primers; involved in regulation of sphingolipid biosynthesis post-Golgi vesicle-mediated transport|fatty acid elongation|fatty acid biosynthetic process|sphingolipid biosynthetic process fatty acid elongase activity integral to membrane|endoplasmic reticulum YOL020W TAT2 hom FT PLASMA MEMBRANE 0.0229562147230357 0.184122700165339 1056 High affinity tryptophan and tyrosine permease, overexpression confers FK506 and FTY720 resistance aromatic amino acid transport|tryptophan transport high-affinity tryptophan transmembrane transporter activity|aromatic amino acid transmembrane transporter activity integral to membrane|plasma membrane YDR190C RVB1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0228983934926864 0.185361744255673 1057 ATP-dependent DNA helicase, also known as pontin; member of the AAA+ and RuvB-like protein families; similar to Rvb2p; conserved component of multiple complexes including the INO80 complex, the Swr1 complex, and the R2TP complex (Rvb1-Rvb2-Tah1-Pih1); involved in multiple processes such as chromatin remodeling, box C/D snoRNP assembly, and RNA polymerase II assembly regulation of transcription from RNA polymerase II promoter|box C/D snoRNP assembly|chromatin remodeling|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YBR276C PPS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0228558883161655 0.185916279728617 1058 Protein phosphatase with specificity for serine, threonine, and tyrosine residues; has a role in the DNA synthesis phase of the cell cycle inactivation of MAPK activity|protein dephosphorylation|regulation of S phase of mitotic cell cycle protein tyrosine/serine/threonine phosphatase activity cellular_component YLR342W FKS1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE|CYTOSKELETON 0.0228443794531896 0.186138007316013 1059 Catalytic subunit of 1,3-beta-D-glucan synthase, functionally redundant with alternate catalytic subunit Gsc2p; binds to regulatory subunit Rho1p; involved in cell wall synthesis and maintenance; localizes to sites of cell wall remodeling (1->3)-beta-D-glucan biosynthetic process|positive regulation of endocytosis|regulation of cell size 1,3-beta-D-glucan synthase activity mitochondrion|1,3-beta-D-glucan synthase complex|integral to membrane|plasma membrane|cellular bud neck|cellular bud tip|actin cortical patch YDR393W SHE9 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0228106326618303 0.186789292858452 1060 Mitochondrial inner membrane protein required for normal mitochondrial morphology, may be involved in fission of the inner membrane; forms a homo-oligomeric complex mitochondrion organization|inner mitochondrial membrane organization molecular_function mitochondrial inner membrane YGL025C PGD1 hom FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0227062297820276 0.18914529688686 1061 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 YLR259C HSP60 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0226736266748025 0.189450682001475 1062 Tetradecameric mitochondrial chaperonin required for ATP-dependent folding of precursor polypeptides and complex assembly; prevents aggregation and mediates protein refolding after heat shock; role in mtDNA transmission; phosphorylated protein refolding|protein stabilization|chaperone-mediated protein complex assembly|'de novo' protein folding|protein maturation|protein import into mitochondrial intermembrane space unfolded protein binding|DNA replication origin binding|single-stranded DNA binding|ATPase activity|chaperone binding mitochondrial nucleoid|mitochondrion YML123C PHO84 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0226733248793497 0.189522682812304 1063 High-affinity inorganic phosphate (Pi) transporter and low-affinity manganese transporter; regulated by Pho4p and Spt7p; mutation confers resistance to arsenate; exit from the ER during maturation requires Pho86p; cells overexpressing Pho84p accumulate heavy metals but do not develop symptoms of metal toxicity phosphate ion transport|manganese ion transport|polyphosphate metabolic process manganese ion transmembrane transporter activity|inorganic phosphate transmembrane transporter activity integral to membrane|integral to plasma membrane YJR024C MDE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0226694335387081 0.189532573419885 1064 5'-methylthioribulose-1-phosphate dehydratase; acts in the methionine salvage pathway; potential Smt3p sumoylation substrate; expression downregulated by caspofungin and deletion mutant is caspofungin resistant L-methionine salvage from methylthioadenosine methylthioribulose 1-phosphate dehydratase activity cytoplasm YEL033W_p MTC7 hom 0.0226148245701784 0.191065637738717 1065 Predicted metabolic role based on network analysis derived from ChIP experiments, a large-scale deletion study and localization of transcription factor binding sites; null mutant is sensitive to temperature oscillation in a cdc13-1 mutant biological_process molecular_function cellular_component YJL162C JJJ2 hom FT NUCLEUS 0.0225933620982296 0.191022769411159 1066 Protein of unknown function, contains a J-domain, which is a region with homology to the E. coli DnaJ protein biological_process molecular_function nucleus|cytoplasm YDR096W GIS1 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0225852010842153 0.191183149528739 1067 Histone demethylase and transcription factor; regulates genes during nutrient limitation; negatively regulates DPP1, PHR1; activity modulated by limited proteasome-mediated proteolysis; has JmjC and JmjN domain in N-terminal region that interact, promoting stability and proper transcriptional activity; contains two transactivating domains downstream of Jmj domains and a C-terminal DNA binding domain; GIS1 has a paralog, RPH1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|chronological cell aging|regulation of phospholipid biosynthetic process|histone demethylation|positive regulation of transcription from RNA polymerase II promoter|maintenance of stationary phase in response to starvation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|histone demethylase activity (H3-K36 specific) mitochondrion|nucleus YDR383C NKP1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0225564289402486 0.191749369365395 1068 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 YER128W VFA1 hom FT VACUOLAR TRANSPORT 0.0225558130450469 0.19176150330472 1069 Protein that interacts with Vps4p and has a role in vacuolar sorting; localizes to endosomes in a Vps4-dependent manner; overexpression causes canavanine sensitivity and confers a partial class D vacuole morphology vacuolar transport molecular_function endosome|cytoplasm YDL116W NUP84 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0225177921950756 0.192511657128594 1070 Subunit of the Nup84p subcomplex of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport and NPC biogenesis; also plays roles in several processes that may require localization of genes or chromosomes at the nuclear periphery, including double-strand break repair, transcription and chromatin silencing; homologous to human NUP107 double-strand break repair|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|maintenance of chromatin silencing at telomere|nuclear pore distribution|telomere tethering at nuclear periphery|response to DNA damage stimulus|mRNA export from nucleus in response to heat stress|mRNA export from nucleus|positive regulation of transcription, DNA-dependent|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette structural constituent of nuclear pore integral to membrane|nuclear pore outer ring|nuclear pore YDR070C FMP16 hom FT MITOCHONDRION 0.0225155723668982 0.192555521001011 1071 Protein of unknown function; may be involved in responding to conditions of stress; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrion YPL137C GIP3 hom FT CHROMOSOME SEGREGATION|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0224763113487523 0.193332533661401 1072 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 YHR187W IKI1 hom FT RNA PROCESSING|NUCLEUS 0.0223883982718555 0.195080760013424 1073 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; iki1 mutations confer resistance to the K. lactis toxin zymocin tRNA modification tRNA binding|ATPase activity Elongator holoenzyme complex|nucleus|cytoplasm YMR233W TRI1 hom FT NUCLEUS 0.0223770651671171 0.195306969006609 1074 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 YMR054W STV1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0223284271267278 0.196279968344545 1075 Subunit a of the vacuolar-ATPase V0 domain, one of two isoforms (Stv1p and Vph1p); Stv1p is located in V-ATPase complexes of the Golgi and endosomes while Vph1p is located in V-ATPase complexes of the vacuole vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|late endosome|integral to membrane|Golgi apparatus YPL196W OXR1 hom FT RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0223112644479482 0.196624151963613 1076 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 YBR018C GAL7 hom FT CARBOHYDRATE METABOLISM 0.0222207086173623 0.198447493447509 1077 Galactose-1-phosphate uridyl transferase, synthesizes glucose-1-phosphate and UDP-galactose from UDP-D-glucose and alpha-D-galactose-1-phosphate in the second step of galactose catabolism galactose catabolic process via UDP-galactose UDP-glucose:hexose-1-phosphate uridylyltransferase activity cytoplasm YOR265W RBL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0222088282892657 0.198687617861237 1078 Protein involved in microtubule morphogenesis; required for protection from excess free beta-tubulin; proposed to be involved the folding of beta-tubulin; similar to mouse beta-tubulin cofactor A; protein abundance increases in response to DNA replication stress tubulin complex assembly|tubulin complex biogenesis tubulin binding|beta-tubulin binding cytoplasm YOR058C ASE1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0221872628619727 0.199124039248141 1079 Mitotic spindle midzone localized protein; microtubule-associated protein (MAP) family member; required for spindle elongation and stabilization; undergoes cell cycle-regulated degradation by anaphase promoting complex; potential Cdc28p substrate; relative distribution to microtubules decreases upon DNA replication stress cytokinesis, completion of separation|mitotic anaphase B|microtubule bundle formation|spindle pole body separation|spindle midzone assembly|mitotic spindle stabilization|mitotic spindle elongation microtubule binding spindle midzone|nuclear microtubule|spindle YDR026C NSI1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0221860034723199 0.199216645979704 1080 RNA polymerase I termination factor; binds to rDNA terminator element, required for efficient Pol I termination; required for rDNA silencing at NTS1; facilities association of Sir2p with NTS1, contributes to rDNA stability and cell longevity; interacts physically with Fob1p and RENT subunits, Sir2p and Net1p; may interact with ribosomes, based on co-purification experiments; Myb-like DNA-binding protein; NSI1 has a paralog, REB1, that arose from the whole genome duplication termination of RNA polymerase I transcription|chromatin silencing at rDNA|Unknown DNA binding ribosome|nucleolus|rDNA heterochromatin YNL020C ARK1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0221619699597872 0.199703931388866 1081 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 YDR140W MTQ2 hom FT TRANSLATION|NUCLEUS 0.0221171393010406 0.200547975488022 1082 S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; subunit of complex with Trm112p that methylates translation release factor Sup45p (eRF1) in the ternary complex eRF1-eRF3-GTP; similar to E.coli PrmC peptidyl-glutamine methylation|regulation of translation protein methyltransferase activity|S-adenosylmethionine-dependent methyltransferase activity eRF1 methyltransferase complex|nucleus|cytoplasm YDL013W SLX5 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0220868315729705 0.201165701249448 1083 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 YCR030C SYP1 hom FT CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0219941580749495 0.203063158085851 1084 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 YJL073W JEM1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0219808949631872 0.203403272347038 1085 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 YML081W TDA9 hom FT NUCLEUS 0.0219713915061046 0.203531282527461 1086 DNA-binding protein, putative transcription factor; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; null mutant is sensitive to expression of the top1-T722A allele; not an essential gene; TDA9 has a paralog, RSF2, that arose from the whole genome duplication biological_process sequence-specific DNA binding nucleus YOR306C MCH5 hom FT PLASMA MEMBRANE 0.0219619625493775 0.203792920246995 1087 Plasma membrane riboflavin transporter; facilitates the uptake of vitamin B2; required for FAD-dependent processes; sequence similarity to mammalian monocarboxylate permeases, however mutants are not deficient in monocarboxylate transport riboflavin transport monocarboxylic acid transmembrane transporter activity|riboflavin transporter activity integral to membrane|plasma membrane YDR414C ERD1 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0219606439561821 0.203752545476444 1088 Predicted membrane protein required for the retention of lumenal endoplasmic reticulum proteins; mutants secrete the endogenous ER protein, BiP (Kar2p) protein retention in ER lumen|protein glycosylation molecular_function integral to membrane|membrane YFL025C BST1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0219556425678379 0.20459998949932 1089 GPI inositol deacylase of the ER that negatively regulates COPII vesicle formation, prevents production of vesicles with defective subunits, required for proper discrimination between resident ER proteins and Golgi-bound cargo molecules protein retention in ER lumen|vesicle organization|ER-associated protein catabolic process|ER to Golgi vesicle-mediated transport|GPI anchor metabolic process phosphatidylinositol deacylase activity integral to membrane|endoplasmic reticulum YDL071C_d YDL071C hom 0.0219332835700952 0.20458710797858 1090 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 YBR142W MAK5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0218998226714645 0.205007988891461 1091 Essential nucleolar protein, putative DEAD-box RNA helicase required for maintenance of M1 dsRNA virus; involved in biogenesis of large (60S) ribosomal subunits 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) ATP-dependent RNA helicase activity nucleolus YBR267W REI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RIBOSOME 0.0218656290514847 0.205716260840246 1092 Cytoplasmic pre-60S factor; required for the correct recycling of shuttling factors Alb1, Arx1 and Tif6 at the end of the ribosomal large subunit biogenesis; involved in bud growth in the mitotic signaling network ribosomal large subunit biogenesis|nucleocytoplasmic transport|mitotic cell cycle|budding cell bud growth sequence-specific DNA binding cytosolic large ribosomal subunit|preribosome, large subunit precursor|cytoplasm YGR046W TAM41 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0218517724840965 0.206003785255384 1093 Mitochondrial protein required for cardiolipin biosynthesis; viability of null mutant is strain-dependent; mRNA is targeted to the bud; mutant displays defect in mitochondrial protein import, likely due to altered membrane lipid composition cardiolipin biosynthetic process|protein import into mitochondrial matrix molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YDR408C ADE8 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0218511744397008 0.20628731170327 1094 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 YPL114W_d YPL114W hom 0.0217799584490276 0.207498605319994 1095 Dubious open reading frame, unlikely to encode a functional protein; largely overlaps ORF YPL113C; diploid deletion in BY4743 strain background exhibits high budding index Unknown Unknown Unknown YMR316C-A_p YMR316C-A hom 0.021770518045031 0.207695692210062 1096 Protein of unknown function; mRNA identified as translated by ribosome profiling data; overlaps the verified gene DIA1/YMR316W biological_process molecular_function cellular_component YPR188C MLC2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0217481576299093 0.208502952161787 1097 Regulatory light chain for the type II myosin, Myo1p; binds to an IQ motif of Myo1p, localization to the bud neck depends on Myo1p; involved in the disassembly of the Myo1p ring actomyosin contractile ring contraction myosin II binding cellular bud neck contractile ring YHL021C AIM17 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0217353414715282 0.208635198995249 1098 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 YOR083W WHI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.021734465622034 0.208449605839468 1099 Repressor of G1 transcription that binds to SCB binding factor (SBF) at SCB target promoters in early G1; phosphorylation of Whi5p by the CDK, Cln3p/Cdc28p relieves repression and promoter binding by Whi5; periodically expressed in G1 negative regulation of transcription involved in G1/S phase of mitotic cell cycle|regulation of cell size RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription SBF transcription complex|nucleus|cytoplasm YDR250C_d YDR250C hom 0.0217297900741329 0.208547524056167 1100 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YLR448W RPL6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.021694706151843 0.209487489582982 1101 Ribosomal 60S subunit protein L6B; binds 5.8S rRNA; homologous to mammalian ribosomal protein L6, no bacterial homolog; RPL6B has a paralog, RPL6A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YHL024W RIM4 hom FT CELL CYCLE 0.021631928563499 0.210604653543914 1102 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 YAL021C CCR4 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|RNA PROCESSING|NUCLEUS|RNA POL II, HOLOENZYME 0.0216269957470612 0.210708732506511 1103 Component of the CCR4-NOT transcriptional complex, which is involved in regulation of gene expression; component of the major cytoplasmic deadenylase, which is involved in mRNA poly(A) tail shortening regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter|nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|DNA replication checkpoint|nuclear-transcribed mRNA poly(A) tail shortening|traversing start control point of mitotic cell cycle|replication fork protection|transcription elongation from RNA polymerase II promoter|DNA replication 3'-5'-exoribonuclease activity CCR4-NOT core complex|cytoplasmic mRNA processing body|Cdc73/Paf1 complex|cytoplasm YOR220W RCN2 hom 0.0215869249493111 0.211623794293711 1104 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; phosphorylated in response to alpha factor; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YLR274W MCM5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.021579091687456 0.211721409349694 1105 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 YOR147W MDM32 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0215623812309452 0.212075489048324 1106 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 YIL137C TMA108 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|PROTEOLYSIS 0.0215520986629825 0.21263523666148 1107 Protein that associates with ribosomes and is involved in ribosome biogenesis; putative metalloprotease ribosome biogenesis molecular_function ribosome|cytoplasm YPR050C_d YPR050C hom 0.0215316182929868 0.212728446288507 1108 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene MAK3/YPR051W Unknown Unknown Unknown YIL103W DPH1 hom 0.0215086887053019 0.213489657539848 1109 Protein required, along with Dph2p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph2p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YNL245C CWC25 het FT RNA PROCESSING|NUCLEUS 0.0214723016753525 0.213991562289935 1110 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 YKR017C HEL1 hom 0.0214311868086269 0.214870249009093 1111 RING finger ubiquitin ligase (E3); involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p and Rad53p; null mutant sensitive to hydroxyurea (HU) biological_process molecular_function cellular_component YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0214176776833461 0.215159525968953 1112 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 YKL204W EAP1 hom FT TRANSLATION 0.0213724656422732 0.216129711815215 1113 eIF4E-associated protein, competes with eIF4G for binding to eIF4E; accelerates mRNA degradation by promoting decapping, facilitated by interaction with eIF4E; essential for Puf5p mediated repression; associates with Puf5p and Dhh1p; inhibits cap-dependent translation; functions independently of eIF4E to maintain genetic stability; plays a role in cell growth, implicated in the TOR signaling cascade negative regulation of translation eukaryotic initiation factor 4E binding mRNA cap binding complex|cytoplasmic stress granule YKR005C_p YKR005C hom 0.0213627252290418 0.216339138722695 1114 Putative protein of unknown function biological_process molecular_function cellular_component YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0212553060937628 0.218658427931059 1115 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 YCR083W TRX3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0212542537238673 0.218681237645707 1116 Mitochondrial thioredoxin, highly conserved oxidoreductase required to maintain the redox homeostasis of the cell, forms the mitochondrial thioredoxin system with Trr2p, redox state is maintained by both Trr2p and Glr1p cellular response to oxidative stress disulfide oxidoreductase activity mitochondrion YJR130C STR2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0212359710099446 0.219560055920894 1117 Cystathionine gamma-synthase, converts cysteine into cystathionine sulfur compound metabolic process|transsulfuration cystathionine gamma-synthase activity nucleus|cytoplasm YDR541C_p YDR541C hom FT OXIDATION-REDUCTION PROCESS 0.021215593009854 0.219520378417736 1118 Putative dihydrokaempferol 4-reductase biological_process carbonyl reductase (NADPH) activity cellular_component YOL029C_p YOL029C hom 0.0211313113886722 0.221357735309626 1119 Putative protein of unknown function; identified as interacting with Hsc82p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function cellular_component YGL020C GET1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.021128261286493 0.221424434099045 1120 Subunit of the GET complex; involved in insertion of proteins into the ER membrane; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for normal mitochondrial morphology and inheritance retrograde vesicle-mediated transport, Golgi to ER|protein insertion into ER membrane protein anchor mitochondrion|integral to membrane|endoplasmic reticulum|GET complex YGR074W SMD1 het FT RNA PROCESSING|NUCLEUS 0.0211002204163749 0.222038298674424 1121 Core Sm protein Sm D1; part of heteroheptameric complex (with Smb1p, Smd2p, Smd3p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D1; protein abundance increases in response to DNA replication stress mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U4/U6 x U5 tri-snRNP complex|U2-type prespliceosome|U5 snRNP YDR178W SDH4 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0210860937355267 0.222555283659 1122 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 YOR016C ERP4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.021074271908542 0.222607442217581 1123 Protein with similarity to Emp24p and Erv25p, member of the p24 family involved in ER to Golgi transport ER to Golgi vesicle-mediated transport molecular_function integral to membrane YOL097C WRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0210621980157429 0.222872621415862 1124 Cytoplasmic tryptophanyl-tRNA synthetase, aminoacylates tryptophanyl-tRNA tryptophanyl-tRNA aminoacylation tryptophan-tRNA ligase activity cytoplasm YGR184C UBR1 hom FT PROTEOLYSIS 0.0210498830106241 0.223905068687018 1125 E3 ubiquitin ligase (N-recognin); forms heterodimer with Rad6p to ubiquitinate substrates in the N-end rule pathway; regulates peptide transport via Cup9p ubiquitination; plays a major role in targeting cytosolic misfolded proteins for degradation; mutation in human UBR1 causes Johansson-Blizzard Syndrome (JBS) regulation of dipeptide transport|ubiquitin-dependent protein catabolic process via the N-end rule pathway|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process|protein polyubiquitination ubiquitin-protein ligase activity proteasome regulatory particle, base subcomplex|cytoplasm YLR385C SWC7 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0210063387310031 0.224102401413009 1126 Protein of unknown function, component of the Swr1p complex that incorporates Htz1p into chromatin chromatin remodeling molecular_function Swr1 complex|nucleus YPL159C PET20 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.020977865425088 0.224731123033433 1127 Mitochondrial protein, required for respiratory growth under some conditions and for stability of the mitochondrial genome aerobic respiration molecular_function mitochondrion YBR180W DTR1 hom FT CELL WALL ORG/BIOGENESIS 0.0209472651186764 0.225408214470492 1128 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 YML116W ATR1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.020905887296394 0.226326093302602 1129 Multidrug efflux pump of the major facilitator superfamily; required for resistance to aminotriazole and 4-nitroquinoline-N-oxide; ATR1 has a paralog, YMR279C, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress borate transport|drug transmembrane transport drug transmembrane transporter activity|borate transmembrane transporter activity integral to membrane|plasma membrane|vacuole YMR155W_p YMR155W hom 0.0209003927272653 0.226448178813761 1130 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen biological_process molecular_function integral to membrane YDR469W SDC1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0208476407980768 0.227622680301444 1131 Subunit of the COMPASS (Set1C) complex, which methylates lysine 4 of histone H3 and is required in chromatin silencing at telomeres; contains a Dpy-30 domain that mediates interaction with Bre2p; similar to C. elegans and human DPY-30 histone H3-K4 methylation|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0208256700632888 0.228113128160165 1132 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 YMR061W RNA14 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0208224292193899 0.228185536437143 1133 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 YOR159C SME1 het FT RNA PROCESSING|NUCLEUS 0.020817257578933 0.228301117261605 1134 Core Sm protein Sm E; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm E mRNA splicing, via spliceosome molecular_function U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YGL194C HOS2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0208085941696155 0.228494828894797 1135 Histone deacetylase and subunit of Set3 and Rpd3L complexes; required for gene activation via specific deacetylation of lysines in H3 and H4 histone tails; subunit of the Set3 complex, a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; co-localizes with Cmr1p in nuclear foci in response to DNA damage by MMS negative regulation of meiosis|chromatin organization|regulation of transcription, DNA-dependent|positive regulation of stress-activated MAPK cascade|histone deacetylation NAD-independent histone deacetylase activity|NAD-dependent histone deacetylase activity Rpd3L-Expanded complex|Set3 complex YLR083C EMP70 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.020805109339184 0.228572781804923 1136 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 YDR442W_d YDR442W hom 0.0207465793045466 0.230093717178444 1137 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0207262568788104 0.230411327615355 1138 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 YNL106C INP52 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0207125188911599 0.23099932975385 1139 Polyphosphatidylinositol phosphatase, dephosphorylates a number of phosphatidylinositols (PIs) to PI; involved in endocytosis; hyperosmotic stress causes translocation to actin patches; synaptojanin-like protein with a Sac1 domain phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mating projection tip|cytoplasm|actin cortical patch YDR335W MSN5 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.0207083992375512 0.230743666588491 1140 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 YMR290C HAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0207015879421158 0.230897112327879 1141 ATP-dependent RNA helicase; localizes to both the nuclear periphery and nucleolus; highly enriched in nuclear pore complex fractions; constituent of 66S pre-ribosomal particles rRNA processing RNA binding|RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nuclear envelope|nucleolus|preribosome, large subunit precursor|90S preribosome YKL090W CUE2 hom 0.0206937372142062 0.231074064433723 1142 Protein of unknown function; has two CUE domains that bind ubiquitin, which may facilitate intramolecular monoubiquitination biological_process ubiquitin binding cellular_component YGR253C PUP2 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0206709260680612 0.231937503946497 1143 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 YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.020661074435936 0.231811303535562 1144 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 YNR061C YNR061C hom 0.0206384469300181 0.232323012025054 1145 Protein of unknown function; relocalizes from vacuole to cytoplasm upon DNA replication stress biological_process molecular_function integral to membrane|fungal-type vacuole YGL224C SDT1 hom 0.0206114549785304 0.232934467428998 1146 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 YOL091W SPO21 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.0205775199134169 0.233914394554769 1147 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 YOL077W-A ATP19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0205650313175976 0.233988781288437 1148 Subunit k of the mitochondrial F1F0 ATP synthase, which is a large enzyme complex required for ATP synthesis; associated only with the dimeric form of ATP synthase mitochondrial proton-transporting ATP synthase complex assembly|ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism mitochondrion|mitochondrial proton-transporting ATP synthase complex|mitochondrial proton-transporting ATP synthase complex, coupling factor F(o) YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.0205524867146687 0.234274257223303 1149 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 YNL232W CSL4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0205462572341143 0.234555888622105 1150 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; predicted to contain an S1 RNA binding domain; has similarity to human hCsl4p (EXOSC1) nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nucleus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YMR127C SAS2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0205262466305165 0.234872196815709 1151 Histone acetyltransferase (HAT) catalytic subunit of the SAS complex (Sas2p-Sas4p-Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; member of the MYSTacetyltransferase family histone acetylation|histone exchange|chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0205167708662241 0.235088388744102 1152 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 YGL184C STR3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0205132298109267 0.235169214937949 1153 Peroxisomal cystathionine beta-lyase, converts cystathionine into homocysteine; may be redox regulated by Gto1p methionine biosynthetic process|transsulfuration cystathionine beta-lyase activity peroxisome YGL035C MIG1 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0204875319445197 0.235756369563558 1154 Transcription factor involved in glucose repression; sequence specific DNA binding protein containing two Cys2His2 zinc finger motifs; regulated by the SNF1 kinase and the GLC7 phosphatase; regulates filamentous growth along with Mig2p in response to glucose depletion negative regulation of transcription from RNA polymerase II promoter by glucose|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus|nuclear envelope lumen|cytoplasm YDR473C PRP3 het FT RNA PROCESSING|NUCLEUS 0.0204361057318513 0.237495416255706 1155 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YCL043C PDI1 het FT ENDOPLASMIC RETICULUM 0.0204178981248222 0.237352598129159 1156 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 YIL145C PAN6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0203992792356764 0.238061156175484 1157 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 YJR123W RPS5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0203610415875084 0.238661579193212 1158 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 YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0203598664682619 0.238688687009293 1159 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 YIL038C NOT3 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0203560624941458 0.238776452513108 1160 Subunit of the CCR4-NOT complex, which is a global transcriptional regulator with roles in transcription initiation and elongation and in mRNA degradation regulation of transcription from RNA polymerase II promoter|nuclear-transcribed mRNA poly(A) tail shortening|positive regulation of transcription elongation from RNA polymerase II promoter|protein ubiquitination ubiquitin-protein ligase activity CCR4-NOT core complex|cytoplasm YFR028C CDC14 het FT CELL CYCLE|NUCLEUS|CYTOSKELETON 0.020353766980134 0.239672752849349 1161 Protein phosphatase required for mitotic exit; located in the nucleolus until liberated by the FEAR and Mitotic Exit Network in anaphase, enabling it to act on key substrates to effect a decrease in CDK/B-cyclin activity and mitotic exit; required for meiosis I spindle disassembly; released from nucleolus upon entry into anaphase I of meiosis, resequestered in metaphase II, then released again upon entry into anaphase II; maintained in nucleolus by Cdc55p in early meiosis regulation of exit from mitosis|mitotic cell cycle|protein dephosphorylation phosphoprotein phosphatase activity nucleolus|RENT complex|nucleus|spindle pole body YIR014W_p YIR014W hom 0.0203317178423111 0.239338672646796 1162 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; YIR014W is a non-essential gene biological_process molecular_function fungal-type vacuole YGL163C RAD54 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0203282142299856 0.23941966250632 1163 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 YIR010W DSN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0203280925338721 0.239422475993204 1164 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; important for chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore|spindle pole YGR022C_d YGR022C hom 0.0203121548174766 0.239791140734938 1165 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 YIR007W_p YIR007W hom FT CARBOHYDRATE METABOLISM 0.0202740878066274 0.240673309508883 1166 Putative glycosidase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YIR007W is a non-essential gene biological_process molecular_function cytoplasm YHR031C RRM3 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|CHROMOSOME 0.0202515589471834 0.241337043433725 1167 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 YNL143C_p YNL143C hom 0.0202478201560239 0.241564634152167 1168 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YPL253C VIK1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0201815855225149 0.242826482691456 1169 Protein that forms a complex with Kar3p at the spindle pole body, possible regulator of Kar3p function in microtubule-mediated processes; required for sister chromatid cohesion; has similarity to Cik1p microtubule-based process|mitotic sister chromatid cohesion microtubule motor activity kinesin complex|spindle pole body YGR285C ZUO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|MITOCHONDRION|RIBOSOME 0.0201574186157374 0.243391238651593 1170 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 YPL122C TFB2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0201488718026752 0.243591189615388 1171 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 YDR524C-B_p YDR524C-B hom FT PLASMA MEMBRANE 0.0200818696259836 0.245162689274941 1172 Putative protein of unknown function; YDR524C-B has a paralog, YCL048W-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YHR155W YSP1 hom FF|FT MITOCHONDRION 0.0200752858859286 0.245317490079267 1173 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 YLR073C RFU1 hom 0.0200652192700496 0.245554314814933 1174 Protein that inhibits Doa4p deubiquitinating activity; contributes to ubiquitin homeostasis by regulating the conversion of free ubiquitin chains to ubiquitin monomers by Doa4p; GFP-fusion protein localizes to endosomes regulation of ubiquitin homeostasis enzyme inhibitor activity endosome YLR147C SMD3 het FT RNA PROCESSING|NUCLEUS 0.0200621476948524 0.246050053802874 1175 Core Sm protein Sm D3; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D3 mRNA splicing, via spliceosome mRNA binding commitment complex|U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YOR035C SHE4 hom FF|FT CYTOSKELETON ORGANIZATION|RNA LOCALIZATION 0.0200428596853149 0.24671662848375 1176 Protein containing a UCS (UNC-45/CRO1/SHE4) domain, binds to myosin motor domains to regulate myosin function; involved in endocytosis, polarization of the actin cytoskeleton, and asymmetric mRNA localization mating type switching|intracellular mRNA localization|actin cytoskeleton organization myosin binding cytoplasm YHR191C CTF8 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0200192871514189 0.246848704022725 1177 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 YDL024C DIA3 hom 0.019989615794948 0.247903557990684 1178 Protein of unknown function, involved in invasive and pseudohyphal growth pseudohyphal growth|invasive growth in response to glucose limitation acid phosphatase activity fungal-type cell wall YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0199632538820768 0.24817413144217 1179 Protein involved in proteolytic activation of Rim101p in response to alkaline pH; interacts with ESCRT-1 subunits Stp22p and Vps28p; essential for anaerobic growth; member of the arrestin-related trafficking adaptor family meiosis|protein processing|invasive growth in response to glucose limitation|ubiquitin-dependent endocytosis molecular_function internal side of plasma membrane YNR031C SSK2 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0199608789151716 0.248018442622815 1180 MAP kinase kinase kinase of the HOG1 mitogen-activated signaling pathway; interacts with Ssk1p, leading to autophosphorylation and activation of Ssk2p which phosphorylates Pbs2p; also mediates actin cytoskeleton recovery from osmotic stress MAPK cascade involved in osmosensory signaling pathway|protein autophosphorylation|protein phosphorylation|response to osmotic stress|actin cytoskeleton organization|osmosensory signaling pathway via two-component system MAP kinase kinase kinase activity cytosol|cellular bud neck|cellular bud tip YMR145C NDE1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.019957020423138 0.248109896177759 1181 Mitochondrial external NADH dehydrogenase, a type II NAD(P)H:quinone oxidoreductase that catalyzes the oxidation of cytosolic NADH; Nde1p and Nde2p provide cytosolic NADH to the mitochondrial respiratory chain glucose catabolic process to ethanol|NADH oxidation|chronological cell aging NADH dehydrogenase activity mitochondrion YGR246C BRF1 het FT TRANSLATION|NUCLEUS 0.0199548290807279 0.248373843790004 1182 TFIIIB B-related factor, one of three subunits of RNA polymerase III transcription initiation factor TFIIIB, binds TFIIIC and TBP and recruits RNA pol III to promoters, amino-terminal half is homologous to TFIIB DNA-dependent transcriptional open complex formation|transposon integration|RNA polymerase III transcriptional preinitiation complex assembly|negative regulation of protein homodimerization activity TFIIIC-class transcription factor binding|RNA polymerase III core binding|DNA binding|TFIIIB-type transcription factor activity transcription factor TFIIIB complex YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0199284447098336 0.24907076613504 1183 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 YML076C WAR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.0199233388563485 0.248909214574896 1184 Homodimeric Zn2Cys6 zinc finger transcription factor; binds to a weak acid response element to induce transcription of PDR12 and FUN34, encoding an acid transporter and a putative ammonia transporter, respectively response to acid sequence-specific DNA binding transcription factor activity mitochondrion|nucleus YFL023W BUD27 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|RIBOSOME 0.0199085829282173 0.249897109245344 1185 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 YHR171W ATG7 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0198612585724326 0.250387192574804 1186 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 YLR123C_d YLR123C hom 0.0198455329565768 0.250762550935897 1187 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORF YLR122C; contains characteristic aminoacyl-tRNA motif Unknown Unknown Unknown YNL152W INN1 het FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0198397446783909 0.250900811489371 1188 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 YOR322C LDB19 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0198177041070895 0.251427765970434 1189 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 YDR416W SYF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.019773906636734 0.252477182036653 1190 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs; null mutant has splicing defect and arrests in G2/M; homologs in human and C. elegans generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity|second spliceosomal transesterification activity U2-type post-mRNA release spliceosomal complex|Prp19 complex|U2-type prespliceosome|U2-type catalytic step 1 spliceosome|U2-type catalytic step 2 spliceosome YEL071W DLD3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.0196627766545606 0.255153610442492 1191 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 YPR112C MRD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0196456940968334 0.25556676468588 1192 Essential conserved small ribosomal subunit (40s) synthesis factor; component of the 90S preribosome; required for production of 18S rRNA and small ribosomal subunit; contains five consensus RNA-binding domains and binds to the pre-rRNA at two sites within the 18S region endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|small-subunit processome assembly|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|90S preribosome YGR238C KEL2 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH 0.0196039303749354 0.256578807365641 1193 Protein that functions in a complex with Kel1p to negatively regulate mitotic exit, interacts with Tem1p and Lte1p; localizes to regions of polarized growth; potential Cdc28p substrate conjugation with cellular fusion|negative regulation of exit from mitosis molecular_function mating projection tip|cellular bud neck|cellular bud tip YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0196019073022348 0.256627902168635 1194 Uracil-DNA glycosylase, required for repair of uracil in DNA formed by spontaneous cytosine deamination, not required for strand-specific mismatch repair, cell-cycle regulated, expressed in late G1, localizes to mitochondria and nucleus DNA repair uracil DNA N-glycosylase activity mitochondrion|nucleus YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0195914620386413 0.256881485741945 1195 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 YNR070W_p PDR18 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0195780732184639 0.257206785329031 1196 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 YMR312W ELP6 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.019499372280987 0.259338192841277 1197 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity protein urmylation|regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0194973258208073 0.259174710978275 1198 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 YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.019447080648309 0.260404504177701 1199 Aspartyl protease secreted into the periplasmic space of mating type a cells, helps cells find mating partners, cleaves and inactivates alpha factor allowing cells to recover from alpha-factor-induced cell cycle arrest adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|peptide catabolic process aspartic-type endopeptidase activity cell wall-bounded periplasmic space YDR432W NPL3 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS 0.0194263107247399 0.261555794848876 1200 RNA-binding protein; promotes elongation, regulates termination, and carries poly(A) mRNA from nucleus to cytoplasm; has a role in repressing translation initiation by binding eIF4G; required for pre-mRNA splicing; dissociation from mRNAs promoted by Mtr10p; phosphorylated by Sky1p in the cytoplasm; protein abundance increases in response to DNA replication stress translational termination|mRNA export from nucleus|negative regulation of translation|mRNA splicing, via spliceosome|Unknown|positive regulation of transcription elongation from RNA polymerase II promoter mRNA binding|RNA polymerase II core binding|eukaryotic initiation factor 4G binding|poly(A) RNA binding nucleus|cytoplasm YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0194211807116449 0.261040001017156 1201 Mitochondrial ribosomal protein of the small subunit; genetic interactions suggest a possible role in promoting translation initiation cytoplasmic translation|translational initiation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YEL038W UTR4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0194103915731804 0.26130504601914 1202 Protein with sequence similarity to 2,3-diketo-5-methylthiopentyl-1-phosphate enolase-phosphatases, involved in methionine salvage; found in both the cytoplasm and nucleus L-methionine salvage from methylthioadenosine acireductone synthase activity nucleus|cytoplasm YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0194068032974134 0.261393236474451 1203 Cytosolic aldehyde dehydrogenase, activated by Mg2+ and utilizes NADP+ as the preferred coenzyme; required for conversion of acetaldehyde to acetate; constitutively expressed; locates to the mitochondrial outer surface upon oxidative stress response to salt stress|NADPH regeneration|acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity cytosol|mitochondrion YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.0193971226452266 0.262416200221464 1204 Calpain-like cysteine protease; involved in proteolytic activation of Rim101p in response to alkaline pH; localizes to punctate structures in alkaline conditions and in vps4 mutant; has similarity to A. nidulans palB protein processing cysteine-type endopeptidase activity cellular_component YEL008W_d YEL008W hom 0.0193936185257797 0.262002567682172 1205 Hypothetical protein predicted to be involved in metabolism Unknown Unknown Unknown YOL024W_p YOL024W hom 0.0193903242654878 0.261798512184063 1206 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 YMR162C DNF3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0193669113454097 0.262375061968705 1207 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; localizes to the trans-Golgi network; likely involved in protein transport; type 4 P-type ATPase intracellular protein transport|phospholipid translocation phospholipid-translocating ATPase activity trans-Golgi network transport vesicle|integral to membrane YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0193440918869925 0.263151774900037 1208 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 YMR073C IRC21 hom FF 0.0193346162831773 0.263742816879885 1209 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 YML003W_p YML003W hom 0.0192313321418817 0.265730970374331 1210 Putative protein of unknown function biological_process molecular_function cellular_component YFL015C_d YFL015C hom 0.0192143446887232 0.266153523728655 1211 Dubious open reading frame unlikely to encode a protein; partially overlaps dubious ORF YFL015W-A; YFL015C is not an essential gene Unknown Unknown Unknown YMR079W SEC14 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.019212030227624 0.266211130410698 1212 Phosphatidylinositol/phosphatidylcholine transfer protein; involved in regulating PtdIns, PtdCho, and ceramide metabolism, products of which regulate intracellular transport and UPR; has a role in localization of lipid raft proteins; functionally homologous to mammalian PITPs Golgi vesicle budding|phosphatidylinositol metabolic process|Golgi to plasma membrane protein transport|Golgi to vacuole transport|ascospore formation|Unknown|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cytosol|Golgi apparatus|Golgi membrane|cytoplasm YNR019W ARE2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0192093776866474 0.266562942719935 1213 Acyl-CoA:sterol acyltransferase; endoplasmic reticulum enzyme that contributes the major sterol esterification activity in the presence of oxygen; ARE2 has a paralog, ARE1, that arose from the whole genome duplication ergosterol metabolic process ergosterol O-acyltransferase activity integral to membrane|endoplasmic reticulum YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.0191849998781608 0.266884547932711 1214 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 YDR513W GRX2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0191554631368208 0.267621746260337 1215 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 YGR109C CLB6 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0191358941498941 0.268468532800113 1216 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 YFL037W TUB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0191198544820871 0.268583836108131 1217 Beta-tubulin; associates with alpha-tubulin (Tub1p and Tub3p) to form tubulin dimer, which polymerizes to form microtubules; mutation in human ortholog is associated with congenital fibrosis of the extraocular muscles (CFEOM) with polymicrogyria nuclear migration along microtubule|nuclear migration involved in conjugation with cellular fusion|homologous chromosome segregation|mitotic sister chromatid segregation structural constituent of cytoskeleton tubulin complex|kinetochore microtubule|cytoplasmic microtubule|nuclear microtubule|spindle pole body|polar microtubule YEL022W GEA2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.0191114761812044 0.268722194101272 1218 Guanine nucleotide exchange factor for ADP ribosylation factors (ARFs); involved in vesicular transport between the Golgi and ER, Golgi organization, and actin cytoskeleton organization; GEA2 has a paralog, GEA1, that arose from the whole genome duplication retrograde vesicle-mediated transport, Golgi to ER|secretory granule organization|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|actin cytoskeleton organization ARF guanyl-nucleotide exchange factor activity integral to membrane|Golgi cis cisterna|extrinsic to membrane YJR016C ILV3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0191108972087102 0.268736699279343 1219 Dihydroxyacid dehydratase, catalyzes third step in the common pathway leading to biosynthesis of branched-chain amino acids branched-chain amino acid biosynthetic process dihydroxy-acid dehydratase activity mitochondrion YPL182C_d YPL182C hom 0.0191012599104707 0.268978224433838 1220 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene CTI6/YPL181W Unknown Unknown Unknown YDR439W LRS4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0191007515349948 0.268990969220709 1221 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 YHR049C-A_d YHR049C-A hom 0.0190723923735422 0.269702579360969 1222 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR083W ADH3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0190234978358184 0.270932508450217 1223 Mitochondrial alcohol dehydrogenase isozyme III; involved in the shuttling of mitochondrial NADH to the cytosol under anaerobic conditions and ethanol production NADH oxidation|fermentation|amino acid catabolic process to alcohol via Ehrlich pathway alcohol dehydrogenase (NAD) activity mitochondrion|mitochondrial matrix YER006W NUG1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0190232809004087 0.270937973949556 1224 GTPase that associates with nuclear 60S pre-ribosomes, required for export of 60S ribosomal subunits from the nucleus ribosomal large subunit export from nucleus|rRNA processing RNA binding|GTPase activity nucleolus|nucleus|preribosome, large subunit precursor YBR170C NPL4 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0190172781425902 0.271089238179237 1225 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 YDR540C IRC4 hom FF|FT NUCLEUS 0.0190069085614722 0.271350678756039 1226 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 YNL163C RIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM 0.0189856229173867 0.271959473406651 1227 Cytoplasmic GTPase/eEF2-like factor involved in ribosomal biogenesis; with Sdo1p, promotes release of Tif6p from 60S ribosomal subunits in the cytoplasm so that they can assemble with 40S subunits to generate mature ribosomes; required for quality control check of newly made large ribosomal subunits before they are released into the pool of translating ribosomes mature ribosome assembly GTPase activity cytoplasm YDR221W GTB1 hom FT CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0189036082340198 0.274179582220886 1228 Glucosidase II beta subunit, forms a complex with alpha subunit Rot2p; involved in removal of two glucose residues from N-linked glycans during glycoprotein biogenesis in the ER; relocalizes from ER to cytoplasm upon DNA replication stress polysaccharide biosynthetic process|protein N-linked glycosylation alpha-glucosidase activity glucosidase II complex|endoplasmic reticulum|endoplasmic reticulum lumen YBR296C-A_p YBR296C-A hom 0.0188982547504554 0.274100468892807 1229 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.0188916145398629 0.274340799160954 1230 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YIL099W SGA1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0188390765408949 0.27560611819323 1231 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 YER083C GET2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0188374038923655 0.275648756580051 1232 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 YOL010W RCL1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0188268810243749 0.275917103863108 1233 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 YPR133C SPN1 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RNA LOCALIZATION|NUCLEUS 0.0188182804842109 0.276136561438918 1234 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 YMR042W ARG80 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0188160554731084 0.277343705892983 1235 Transcription factor involved in regulation of arginine-responsive genes; acts with Arg81p and Arg82p Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding nucleus YBR118W TEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|CYTOSKELETON|RIBOSOME 0.0188115145680586 0.276309289026127 1236 Translational elongation factor EF-1 alpha; also encoded by TEF1; functions in the binding reaction of aminoacyl-tRNA (AA-tRNA) to ribosomes; may also have a role in tRNA re-export from the nucleus; TEF2 has a paralog, TEF1, that arose from the whole genome duplication translational elongation|tRNA export from nucleus GDP binding|GTP binding|translation elongation factor activity ribosome|eukaryotic translation elongation factor 1 complex|cytoplasm YKL076C_d PSY1 hom 0.0188053316148784 0.276467198488367 1237 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 YJL035C TAD2 het FT RNA PROCESSING|NUCLEUS 0.0187877768176609 0.276915874157964 1238 Subunit of tRNA-specific adenosine-34 deaminase, forms a heterodimer with Tad3p that converts adenosine to inosine at the wobble position of several tRNAs tRNA modification tRNA-specific adenosine deaminase activity nucleus|cytoplasm YJR017C ESS1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS 0.0187851770945893 0.276982361526649 1239 Peptidylprolyl-cis/trans-isomerase (PPIase); specific for phosphorylated serine and threonine residues N-terminal to proline; regulates phosphorylation of the RNAP II large subunit (Rpo21p) C-terminal domain (CTD); associates with phospho-Ser5 form of RNAP II in vivo; regulates phosphorylation of Ser7 within CTD; present along entire coding length of genes; represses initiation of CUTs; required for efficient termination of mRNA transcription and trimethylation of histone H3 termination of RNA polymerase II transcription|positive regulation of protein dephosphorylation|negative regulation of histone deacetylation|negative regulation of transcription from RNA polymerase II promoter|protein peptidyl-prolyl isomerization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle peptidyl-prolyl cis-trans isomerase activity|RNA polymerase II core binding nucleus YFL005W SEC4 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|ENDOMEMBRANE SYSTEM|MITOCHONDRION|PLASMA MEMBRANE|CYTOSKELETON 0.0187562455783591 0.277723012767794 1240 Rab family GTPase essential for vesicle-mediated exocytic secretion and autophagy; associates with the exocyst component Sec15p and may regulate polarized delivery of transport vesicles to the exocyst at the plasma membrane bipolar cellular bud site selection|autophagy|exocytosis|Golgi to plasma membrane transport|small GTPase mediated signal transduction|ascospore-type prospore assembly|membrane addition at site of cytokinesis|vesicle fusion|cytokinesis GTP binding|GTPase activity mitochondrial outer membrane|vesicle|incipient cellular bud site|mitochondrion|transport vesicle|actin cap|plasma membrane YPR033C HTS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0187346444634442 0.278420460210131 1241 Cytoplasmic and mitochondrial histidine tRNA synthetase; efficient mitochondrial localization requires both a presequence and an amino-terminal sequence; mutations in human ortholog HARS2 are associated with Perrault syndrome histidyl-tRNA aminoacylation|mitochondrial translation aminoacyl-tRNA ligase activity mitochondrion|cytoplasm YFR031C-A RPL2A hom FT TRANSLATION|RIBOSOME 0.0186715115065495 0.280115493826109 1242 Ribosomal 60S subunit protein L2A; homologous to mammalian ribosomal protein L2 and bacterial L2; RPL2A has a paralog, RPL2B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YLR342W-A_p YLR342W-A hom 0.0186649013480512 0.28007028010491 1243 Putative protein of unknown function biological_process molecular_function cellular_component YGL095C VPS45 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0186487935173851 0.280701164431813 1244 Protein of the Sec1p/Munc-18 family, essential for vacuolar protein sorting; required for the function of Pep12p and the early endosome/late Golgi SNARE Tlg2p; essential for fusion of Golgi-derived vesicles with the prevacuolar compartment vacuole inheritance|CVT pathway|positive regulation of SNARE complex assembly|Golgi vesicle fusion to target membrane|Golgi to vacuole transport|vacuole organization|vacuolar acidification|protein targeting to vacuole|Golgi to endosome transport unfolded protein binding|SNARE binding cytosol|SNARE complex|Golgi membrane|extrinsic to membrane YGR083C GCD2 het FT TRANSLATION 0.0185788043209495 0.282295011907066 1245 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 YBL071C_d YBL071C hom 0.0185505258386115 0.283028328784288 1246 Dubious open reading frame, predicted protein contains a peroxisomal targeting signal Unknown Unknown Unknown YBR250W SPO23 hom FT CELL CYCLE 0.0185009017549497 0.284318295391105 1247 Protein of unknown function; associates with meiosis-specific protein Spo1p meiosis molecular_function cellular_component YDR293C SSD1 hom FF|FT CELL CYCLE|TRANSLATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|RNA LOCALIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.01850069059243 0.285983853919358 1248 Translational repressor with a role in polar growth and wall integrity; regulated by Cbk1p phosphorylation to effect bud-specific translational control and localization of specific mRNAs; interacts with TOR pathway components; contains a functional N-terminal nuclear localization sequence and nucleocytoplasmic shuttling appears to be critical to Ssd1p function regulation of fungal-type cell wall organization|negative regulation of translation|intracellular mRNA localization mRNA binding|mRNA 5'-UTR binding|translation repressor activity, nucleic acid binding nucleus|cellular bud|cytoplasmic stress granule|cytoplasmic mRNA processing body|cellular bud neck|cytoplasm YKL116C PRR1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION 0.0184293919088079 0.286184162511864 1249 Serine/threonine protein kinase that inhibits pheromone induced signalling downstream of MAPK, possibly at the level of the Ste12p transcription factor negative regulation of transcription from RNA polymerase II promoter by pheromones|negative regulation of conjugation with cellular fusion|protein phosphorylation protein kinase activity|receptor signaling protein serine/threonine kinase activity cytoplasm YPR131C NAT3 hom FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0184275682584864 0.286231853893965 1250 Catalytic subunit of the NatB N-terminal acetyltransferase, which catalyzes acetylation of the amino-terminal methionine residues of all proteins beginning with Met-Asp or Met-Glu and of some proteins beginning with Met-Asn or Met-Met mitochondrion inheritance|N-terminal peptidyl-methionine acetylation|cytoskeleton organization peptide alpha-N-acetyltransferase activity NatB complex|cytoplasm YMR084W_p YMR084W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0184071727727591 0.286765594204642 1251 Putative protein of unknown function; YMR084W and adjacent ORF YMR085W are merged in related strains, and together are paralogous to glutamine-fructose-6-phosphate amidotransferase GFA1 biological_process molecular_function cellular_component YIL100W_d YIL100W hom 0.0184041710988876 0.286844203272149 1252 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps the dubious ORF YIL100C-A Unknown Unknown Unknown YFL040W_p YFL040W hom 0.0183967659425985 0.288264960049334 1253 Putative transporter, member of the sugar porter family; YFL040W is not an essential gene transmembrane transport substrate-specific transmembrane transporter activity integral to membrane|membrane YPL026C SKS1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0183919650225507 0.287164010801896 1254 Putative serine/threonine protein kinase; involved in the adaptation to low concentrations of glucose independent of the SNF3 regulated pathway glucose transport|protein phosphorylation|response to glucose stimulus|positive regulation of transcription from RNA polymerase II promoter protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YBR008C FLR1 hom FT PLASMA MEMBRANE 0.0183188622740913 0.289084386156684 1255 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; involved in efflux of fluconazole, diazaborine, benomyl, methotrexate, and other drugs; expression induced in cells treated with the mycotoxin patulin; relocalizes from nucleus to plasma membrane upon DNA replication stress drug transmembrane transport|transmembrane transport fluconazole transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YDR047W HEM12 het FF|FT COFACTOR METABOLISM|NUCLEUS 0.0183154317588277 0.28917471615639 1256 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 YBR104W YMC2 hom FT MITOCHONDRION 0.0183019530172299 0.289529813263209 1257 Putative mitochondrial inner membrane transporter; proposed role in oleate metabolism and glutamate biosynthesis; member of the mitochondrial carrier (MCF) family; YMC2 has a paralog, YMC1, that arose from the whole genome duplication mitochondrial transport|transmembrane transport organic acid transmembrane transporter activity mitochondrion|integral to membrane YPR151C SUE1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0182956476080416 0.289696029841451 1258 Mitochondrial protein required for degradation of unstable forms of cytochrome c protein catabolic process molecular_function mitochondrial envelope YPR164W MMS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0182621644001041 0.290579754930348 1259 Subunit of an E3 ubiquitin ligase complex involved in replication repair; stabilizes protein components of the replication fork such as the fork-pausing complex and leading strand polymerase, preventing fork collapse and promoting efficient recovery during replication stress; regulates Ty1 transposition; involved with Rtt101p in nonfunctional rRNA decay replication fork processing|negative regulation of transposition, RNA-mediated|recombinational repair|nonfunctional rRNA decay molecular_function Cul8-RING ubiquitin ligase complex YGL057C GEP7 hom FT MITOCHONDRION 0.0182329883649267 0.291351277057823 1260 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 YGL104C VPS73 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|MITOCHONDRION 0.0181757234794945 0.293158039362855 1261 Mitochondrial protein; mutation affects vacuolar protein sorting; putative transporter; member of the sugar porter family transport|transmembrane transport|protein targeting to vacuole substrate-specific transmembrane transporter activity mitochondrion|integral to membrane YCL017C NFS1 het FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS|MITOCHONDRION 0.0181735208388294 0.292928076914107 1262 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 YDR274C_d YDR274C hom 0.0181574618451448 0.293859976616141 1263 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR062C RPP1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.018153353569078 0.295855179155396 1264 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 YNL218W MGS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0181533173224119 0.293465080128043 1265 Protein with DNA-dependent ATPase and ssDNA annealing activities; involved in maintenance of genome; interacts functionally with DNA polymerase delta; homolog of human Werner helicase interacting protein (WHIP); forms nuclear foci upon DNA replication stress regulation of DNA repair|DNA replication, Okazaki fragment processing|DNA strand renaturation ubiquitin binding|single-stranded DNA-dependent ATPase activity|enzyme activator activity nucleus|cytoplasm YJR096W YJR096W hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0181206540203466 0.294334656297196 1266 Putative xylose and arabinose reductase; member of the aldo-keto reductase (AKR) family; GFP-fusion protein is induced in response to the DNA-damaging agent MMS cellular response to oxidative stress|D-xylose catabolic process|arabinose catabolic process alditol:NADP+ 1-oxidoreductase activity|aldo-keto reductase (NADP) activity nucleus|cytoplasm YHR176W FMO1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0181158678164986 0.294462221518585 1267 Flavin-containing monooxygenase, localized to the cytoplasmic face of the ER membrane; catalyzes oxidation of biological thiols to maintain the ER redox buffer ratio for correct folding of disulfide-bonded proteins protein folding N,N-dimethylaniline monooxygenase activity endoplasmic reticulum membrane YDR369C XRS2 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0181108861176727 0.294595036545424 1268 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 YCR009C RVS161 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0180847115839962 0.29543778578423 1269 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 YDR133C_d YDR133C hom 0.0180718560112188 0.296359250010258 1270 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR134C Unknown Unknown Unknown YLR322W_d VPS65 hom 0.018050781656823 0.297792745339725 1271 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 YOR086C TCB1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0180359904167208 0.296596637089128 1272 Lipid-binding ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; contains three calcium and lipid binding domains; non-tagged protein also localizes to mitochondria; C-termini of Tcb1p, Tcb2p and Tcb3p interact biological_process lipid binding mitochondrion|plasma membrane|cortical endoplasmic reticulum YJL083W TAX4 hom FT LIPID METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS 0.0180173597678132 0.297095953465733 1273 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 YDR441C APT2 hom 0.0180167506317685 0.297112288280465 1274 Potential adenine phosphoribosyltransferase; encodes a protein with similarity to adenine phosphoribosyltransferase, but artificially expressed protein exhibits no enzymatic activity; APT2 has a paralog, APT1, that arose from the whole genome duplication biological_process adenine phosphoribosyltransferase activity|molecular_function cytoplasm YBR167C POP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0179976699941847 0.297624265506009 1275 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 YOR171C LCB4 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0179716102860784 0.298324458729409 1276 Sphingoid long-chain base kinase, responsible for synthesis of long-chain base phosphates, which function as signaling molecules, regulates synthesis of ceramide from exogenous long-chain bases, localizes to the Golgi and late endosomes calcium-mediated signaling|sphingolipid metabolic process D-erythro-sphingosine kinase activity Golgi apparatus|endoplasmic reticulum|plasma membrane|cortical endoplasmic reticulum YMR190C SGS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0179586765377846 0.298672381084114 1277 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 YDR301W CFT1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.017945654743404 0.299022945353061 1278 RNA-binding subunit of the mRNA cleavage and polyadenylation factor; involved in poly(A) site recognition and required for both pre-mRNA cleavage and polyadenylation, 51% sequence similarity with mammalian AAUAA-binding subunit of CPSF mRNA cleavage|termination of RNA polymerase II transcription|mRNA polyadenylation RNA binding mRNA cleavage factor complex|mitochondrion|mRNA cleavage and polyadenylation specificity factor complex YPR197C_d YPR197C hom FF 0.0179312792161551 0.299410272594429 1279 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL018W SWD2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.017920962130979 0.299688457268247 1280 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lys 4 and is involved in telomeric silencing; subunit of CPF (cleavage and polyadenylation factor), a complex involved in RNAP II transcription termination mRNA 3'-end processing|termination of RNA polymerase II transcription, exosome-dependent|histone H3-K4 methylation|termination of RNA polymerase II transcription, poly(A)-coupled|telomere maintenance|snoRNA 3'-end processing|histone H3-K79 methylation histone methyltransferase activity (H3-K4 specific) mRNA cleavage and polyadenylation specificity factor complex|Set1C/COMPASS complex YDR404C RPB7 het FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|TRANSLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0178850724845462 0.300801903822825 1281 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 YBR116C_d YBR116C hom 0.0178758992493796 0.300905529480317 1282 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TKL2 Unknown Unknown Unknown YBR020W GAL1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS 0.0178710282652491 0.301037283358936 1283 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 YKL173W SNU114 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEOTIDE METABOLISM|NUCLEUS 0.0178699894449145 0.301065387086367 1284 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 YBR028C YPK3 hom FT PROTEIN PHOSPHORYLATION 0.0178375335353369 0.30216097714062 1285 An AGC kinase phosphorylated by cAMP-dependent protein kinase (PKA) in a TORC1-dependent manner biological_process protein kinase activity cytoplasm YGR157W CHO2 hom FT LIPID METABOLISM 0.0178365194173431 0.302622400569673 1286 Phosphatidylethanolamine methyltransferase (PEMT), catalyzes the first step in the conversion of phosphatidylethanolamine to phosphatidylcholine during the methylation pathway of phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidylethanolamine N-methyltransferase activity integral to membrane|endoplasmic reticulum YHR085W IPI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.017805395089441 0.302816322028539 1287 Component of the Rix1 complex (Rix1p-Ipi1p-Ipi3p) and possibly pre-replicative complexes (pre-RCs); required for processing of ITS2 sequences from 35S pre-rRNA; component of the pre-60S ribosomal particle with the dynein-related AAA-type ATPase Mdn1p; required for pre-RC formation and maintenance during DNA replication licensing; IPI1 is an essential gene ribosomal large subunit assembly|rRNA processing molecular_function nucleoplasm|nucleus YKL056C TMA19 hom FT TRANSLATION|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION|CYTOSKELETON 0.0178021214730716 0.302905238559438 1288 Protein that associates with ribosomes; homolog of translationally controlled tumor protein; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and relocates to the mitochondrial outer surface upon oxidative stress cytoplasmic translation|cellular response to oxidative stress molecular_function cytosol|mitochondrion|ribosome|cytoplasm YPR088C SRP54 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0177748339402338 0.303647085663831 1289 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 YJR148W BAT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0177379257362851 0.304724624662523 1290 Cytosolic branched-chain amino acid (BCAA) aminotransferase, preferentially involved in BCAA catabolism; homolog of murine ECA39; highly expressed during stationary phase and repressed during logarithmic phase branched-chain amino acid catabolic process|branched-chain amino acid biosynthetic process branched-chain-amino-acid transaminase activity nucleus|cytoplasm YPL162C_p YPL162C hom 0.0177283332637235 0.304914045052906 1291 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the membrane of vacuole with cell cycle-correlated morphology biological_process molecular_function fungal-type vacuole membrane|integral to membrane YMR160W YMR160W hom 0.0177065303495846 0.305509293983755 1292 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the membrane of the vacuole; mutant has enhanced sensitivity to overexpression of mutant huntingtin; YMR160W is not an essential gene; relative distribution within the vacuolar membrane changes upon DNA replication stress biological_process molecular_function fungal-type vacuole membrane YKR018C YKR018C hom FT NUCLEUS|MITOCHONDRION 0.0177056576915638 0.305533134746822 1293 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 YOR068C VAM10 hom FT MEMBRANE ORGANIZATION 0.0177039384067138 0.30558010871695 1294 Protein involved in vacuole morphogenesis; acts at an early step of homotypic vacuole fusion that is required for vacuole tethering vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane YPL261C_d YPL261C hom 0.0177029741128851 0.30560645706304 1295 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YPL260W Unknown Unknown Unknown YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0176959271633739 0.305799053492377 1296 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp43p (OIP2, EXOSC8); protein abundance increases in response to DNA replication stress nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|nuclear-transcribed mRNA catabolic process, non-stop decay|ncRNA 3'-end processing molecular_function nucleoplasm|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex)|cytoplasm YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0176716946978052 0.306461951933738 1297 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 YDR246W-A_p YDR246W-A hom 0.0176688160876361 0.306540761813739 1298 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0176667608951831 0.30717555508809 1299 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 YGR035W-A_p YGR035W-A hom 0.0176249449010759 0.307743517379763 1300 Putative protein of unknown function biological_process molecular_function cellular_component YGR241C YAP1802 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.017611263537789 0.308119238094024 1301 Protein of the AP180 family, involved in clathrin cage assembly; binds Pan1p and clathrin; YAP1802 has a paralog, YAP1801, that arose from the whole genome duplication endocytosis clathrin binding actin cortical patch YHR151C MTC6 hom 0.0176016952815837 0.308382183906037 1302 Protein of unknown function; mtc6 is synthetically sick with cdc13-1 biological_process molecular_function cellular_component YKL128C PMU1 hom FT NUCLEUS 0.0175935723577311 0.308605526850955 1303 Putative phosphomutase, contains a region homologous to the active site of phosphomutases; overexpression suppresses the histidine auxotrophy of an ade3 ade16 ade17 triple mutant and the temperature sensitivity of a tps2 mutant biological_process molecular_function nucleus|cytoplasm YGR167W CLC1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0175930154999118 0.308837657208047 1304 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 YCR051W_p YCR051W hom FT NUCLEUS 0.0175623124307079 0.309466027874676 1305 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; contains ankyrin (Ank) repeats; YCR051W is not an essential gene biological_process molecular_function nucleus|cytoplasm YMR251W-A HOR7 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0175416528177971 0.310252436259038 1306 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 YBR181C RPS6B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0175279187726759 0.310414621132454 1307 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S6, no bacterial homolog; RPS6B has a paralog, RPS6A, 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|cytoplasm YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.0175043548531923 0.311282480701176 1308 Protein that activates Urm1p before its conjugation to proteins (urmylation); also acts in thiolation of the wobble base of cytoplasmic tRNAs by adenylating and then thiolating Urm1p; receives sulfur from Tum1p cellular response to oxidative stress|tRNA wobble position uridine thiolation|cell budding|protein urmylation|tRNA thio-modification|Unknown|invasive growth in response to glucose limitation URM1 activating enzyme activity|sulfurtransferase activity|thiosulfate sulfurtransferase activity|protein adenylyltransferase activity cytoplasm YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0174751978847184 0.311872408554611 1309 Acyl-CoA-binding protein, transports newly synthesized acyl-CoA esters from fatty acid synthetase (Fas1p-Fas2p) to acyl-CoA-consuming processes; subject to starvation-induced, Grh1p-mediated unconventional secretion; protein abundance increases in response to DNA replication stress long-chain fatty acid transport|chronological cell aging|fatty acid metabolic process long-chain fatty acid transporter activity|fatty-acyl-CoA binding extracellular region|nucleus|cytoplasm YDL048C STP4 hom FT NUCLEUS|MITOCHONDRION 0.0174708186335139 0.311993701985095 1310 Protein containing a Kruppel-type zinc-finger domain; has similarity to Stp1p, Stp2p, and Stp3p; predicted to be a transcription factor; relative distribution to the nucleus increases upon DNA replication stress biological_process sequence-specific DNA binding mitochondrion|nucleus|cytoplasm YKR069W MET1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0174703878018301 0.312005636538003 1311 S-adenosyl-L-methionine uroporphyrinogen III transmethylase, involved in the biosynthesis of siroheme, a prosthetic group used by sulfite reductase; required for sulfate assimilation and methionine biosynthesis siroheme biosynthetic process|methionine biosynthetic process|sulfate assimilation uroporphyrin-III C-methyltransferase activity intracellular YJR100C AIM25 hom FT MITOCHONDRION 0.0174542703238198 0.312741520878591 1312 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 YDR340W_d YDR340W hom 0.0174508078438064 0.312548342219739 1313 Putative protein of unknown function Unknown Unknown Unknown YJR039W_p YJR039W hom FT MITOCHONDRION 0.0174451106141905 0.312706371327992 1314 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 YJL146W IDS2 hom FT CELL CYCLE|NUCLEUS 0.0174422520030261 0.312785682974943 1315 Protein involved in modulation of Ime2p activity during meiosis, appears to act indirectly to promote Ime2p-mediated late meiotic functions; found in growing cells and degraded during sporulation meiosis molecular_function nucleus|cytoplasm YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0174230473826491 0.313318854960899 1316 Regulatory subunit for the plasma membrane H(+)-ATPase Pma1p; small single-membrane span proteolipid; forms unique helix and positively charged cytoplasmic domain that is able to specifically segregate phosphatidylserines; PMP1 has a paralog, PMP2, that arose from the whole genome duplication cation transport enzyme regulator activity plasma membrane|membrane YGL136C MRM2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0174195669551342 0.313415544969753 1317 Mitochondrial 2' O-ribose methyltransferase, required for methylation of U(2791) in 21S rRNA; MRM2 deletion confers thermosensitive respiration and loss of mitochondrial DNA; has similarity to Spb1p and Trm7p, and to E. coli FtsJ/RrmJ rRNA methylation rRNA (uridine-2'-O-)-methyltransferase activity mitochondrion YKL212W SAC1 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0173629423383289 0.314991395016332 1318 Phosphatidylinositol phosphate (PtdInsP) phosphatase; involved in hydrolysis of PtdIns[4]P in the early and medial Golgi; regulated by interaction with Vps74p; ER localized transmembrane protein which cycles through the Golgi; involved in protein trafficking and processing, secretion, and cell wall maintenance; regulates sphingolipid biosynthesis through the modulation of PtdIns(4)P metabolism phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity mitochondrial outer membrane|integral to endoplasmic reticulum membrane|mitochondrion|SPOTS complex|integral to Golgi membrane YBR129C OPY1 hom FT MITOCHONDRION 0.0173621764529413 0.315012745042928 1319 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 YMR010W_p YMR010W hom 0.0173345779759391 0.315782721850714 1320 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YMR010W is not an essential gene; YMR010W mRNA is transcribed with ADI1 biological_process molecular_function integral to membrane|cytoplasm YHL042W_p YHL042W hom 0.017332281199967 0.315846855810231 1321 Putative protein of unknown function; member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function cellular_component YCL027W FUS1 hom FT PROTEIN LOCALIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0173312959348622 0.31616359084824 1322 Membrane protein localized to the shmoo tip, required for cell fusion; expression regulated by mating pheromone; proposed to coordinate signaling, fusion, and polarization events required for fusion; potential Cdc28p substrate regulation of termination of mating projection growth|cytogamy|cortical protein anchoring molecular_function integral to plasma membrane|mating projection tip YGR239C PEX21 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0173296989507751 0.315918971381229 1323 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 YJR133W XPT1 hom FT NUCLEOTIDE METABOLISM 0.0173153176943138 0.316610022082616 1324 Xanthine-guanine phosphoribosyl transferase, required for xanthine utilization and for optimal utilization of guanine XMP salvage|hypoxanthine metabolic process xanthine phosphoribosyltransferase activity|hypoxanthine phosphoribosyltransferase activity cytoplasm YER117W RPL23B hom FT TRANSLATION|RIBOSOME 0.0172885174375934 0.31743210737337 1325 Ribosomal 60S subunit protein L23B; homologous to mammalian ribosomal protein L23 and bacterial L14; RPL23B has a paralog, RPL23A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0172673723973513 0.317662869384388 1326 Acetylated cis-Golgi protein, involved in ER to Golgi transport; homolog of human GRASP65; forms a complex with the coiled-coil protein Bug1p; mutants are compromised for the fusion of ER-derived vesicles with Golgi membranes; protein abundance increases in response to DNA replication stress protein secretion|ER to Golgi vesicle-mediated transport|Golgi organization molecular_function COPII vesicle coat|cis-Golgi network|cytoplasm YIL162W SUC2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0172673073102927 0.31766469381166 1327 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 YLL042C ATG10 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0172192896103139 0.319012527943945 1328 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 YGR265W_d YGR265W het 0.0172157917047485 0.319110858500066 1329 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 YPL231W FAS2 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0171883302828602 0.319883522693768 1330 Alpha subunit of fatty acid synthetase, which catalyzes the synthesis of long-chain saturated fatty acids; contains the acyl-carrier protein domain and beta-ketoacyl reductase, beta-ketoacyl synthase and self-pantetheinylation activities fatty acid biosynthetic process holo-[acyl-carrier-protein] synthase activity|3-oxoacyl-[acyl-carrier-protein] synthase activity|fatty acid synthase activity|3-oxoacyl-[acyl-carrier-protein] reductase (NADPH) activity cytosol|fatty acid synthase complex|mitochondrion|cytoplasm YGL123W RPS2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|NUCLEUS|RIBOSOME 0.0171806945303661 0.320170852797107 1331 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 YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0171628688210565 0.320601007065545 1332 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 YML111W BUL2 hom FT UBIQUITIN LIGASE COMPLEX 0.0171432557151914 0.321154405531193 1333 Component of the Rsp5p E3-ubiquitin ligase complex; involved in intracellular amino acid permease sorting, functions in heat shock element mediated gene expression, essential for growth in stress conditions; BUL2 has a paralog, BUL1, that arose from the whole genome duplication protein polyubiquitination|protein monoubiquitination ubiquitin-ubiquitin ligase activity ubiquitin ligase complex|cytoplasm YLR002C NOC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|CELL DIVISION|NUCLEUS 0.0171189550352513 0.321913198799663 1334 Component of a nuclear complex with Noc2p and pre-replicative complexes; the Noc2p-Noc3p complex binds to 66S ribosomal precursors to mediate their maturation and intranuclear transport; binds to chromatin at active replication origins, and is required for pre-RC formation and maintenance during DNA replication licensing rRNA processing|DNA replication initiation chromatin binding nucleoplasm|nucleolus|Noc2p-Noc3p complex|nucleus YPR064W_d YPR064W hom 0.0171089364196123 0.322124249726067 1335 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL250W RAD50 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.01701179570675 0.325096568063539 1336 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 YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.0170070245870228 0.325015468845165 1337 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 YFR002W NIC96 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0169972403087087 0.32529393223655 1338 Linker nucleoporin component of the nuclear pore complex (NPC); also part of the NPC nuclear basket; contributes to nucleocytoplasmic transport and NPC biogenesis; forms stable associations with three FG-nucleoporins (Nsp1p, Nup57p, and Nup49p) ribosomal large subunit export from nucleus|protein import into nucleus|nuclear pore organization structural constituent of nuclear pore integral to membrane|nuclear pore nuclear basket|nuclear pore linkers|nuclear pore YPL004C LSP1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0169758147910937 0.325904250303702 1339 Primary component of eisosomes, which are large immobile patch structures at the cell cortex associated with endocytosis, along with Pil1p and Sur7p; null mutants show activation of Pkc1p/Ypk1p stress resistance pathways; member of the BAR domain family negative regulation of protein kinase activity|endocytosis|response to heat lipid binding mitochondrial outer membrane|eisosome|mitochondrion|plasma membrane|cytoplasm YHL035C VMR1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0169611011911982 0.32632380626796 1340 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 YOR069W VPS5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0169589080088757 0.326747826037208 1341 Nexin-1 homolog required for localizing membrane proteins from a prevacuolar/late endosomal compartment back to the late Golgi apparatus; structural component of the retromer membrane coat complex; forms a retromer subcomplex with Vps17p; required for recruiting the retromer complex to the endosome membranes protein retention in Golgi apparatus|retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding cytosol|endosome|retromer complex, outer shell|retromer complex YBR009C HHF1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0169565384324931 0.326453983845979 1342 Histone H4, core histone protein required for chromatin assembly and chromosome function; one of two identical histone proteins (see also HHF2); contributes to telomeric silencing; N-terminal domain involved in maintaining genomic integrity chromatin assembly or disassembly|sexual sporulation resulting in formation of a cellular spore|histone H3-K79 methylation DNA binding replication fork protection complex|nuclear nucleosome 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 0.0169485833762659 0.326681025866438 1343 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 YPL200W CSM4 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|CHROMOSOME 0.0169444119652708 0.326800121378803 1344 Protein required for accurate chromosome segregation during meiosis; involved in meiotic telomere clustering (bouquet formation) and telomere-led rapid prophase movements meiotic telomere clustering|meiotic chromosome segregation|synapsis|regulation of reciprocal meiotic recombination molecular_function nuclear chromosome, telomeric region|endoplasmic reticulum membrane YLR305C STT4 het FT LIPID METABOLISM|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0169261100254154 0.327322982465335 1345 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 YIL039W TED1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.016917964932597 0.327555850952993 1346 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 YOR379C_d YOR379C hom 0.0169012795730163 0.328394622775573 1347 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 YPL205C_d YPL205C hom 0.0168881669929147 0.328408690724324 1348 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YCL055W KAR4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0168645400149756 0.329302690806522 1349 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 YGR134W CAF130 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0168470626867717 0.329587487384901 1350 Part of the evolutionarily-conserved CCR4-NOT transcriptional regulatory complex involved in controlling mRNA initiation, elongation, and degradation regulation of transcription from RNA polymerase II promoter|positive regulation of transcription elongation from RNA polymerase II promoter molecular_function CCR4-NOT core complex YBR045C GIP1 hom FT CELL WALL ORG/BIOGENESIS 0.0168395623237541 0.329802879331055 1351 Meiosis-specific regulatory subunit of the Glc7p protein phosphatase, regulates spore wall formation and septin organization, required for expression of some late meiotic genes and for normal localization of Glc7p ascospore wall assembly|regulation of phosphoprotein phosphatase activity protein phosphatase type 1 regulator activity|protein phosphatase 1 binding protein phosphatase type 1 complex|prospore membrane YBL044W_p YBL044W hom 0.0168284875031401 0.330482413578224 1352 Putative protein of unknown function; YBL044W is not an essential protein biological_process molecular_function cellular_component YCL059C KRR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0168214083740027 0.330324593129832 1353 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 YGL096W TOS8 hom FT NUCLEUS|CHROMOSOME 0.0167948714482052 0.331088179671553 1354 Homeodomain-containing protein and putative transcription factor; found associated with chromatin; target of SBF transcription factor; induced during meiosis and under cell-damaging conditions; TOS8 has a paralog, CUP9, that arose from the whole genome duplication biological_process chromatin binding|sequence-specific DNA binding nuclear chromatin YBL098W BNA4 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0167547052006912 0.332246112003087 1355 Kynurenine 3-mono oxygenase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p; putative therapeutic target for Huntington disease de novo NAD biosynthetic process from tryptophan kynurenine 3-monooxygenase activity mitochondrial outer membrane|mitochondrion YKL075C_p YKL075C hom 0.0167035102341113 0.333725771653635 1356 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; proposed to be involved in resistance to streptozotocin and camptothecin response to drug molecular_function cytoplasm YLR195C NMT1 het 0.0166845978380995 0.33427345921743 1357 N-myristoyl transferase, catalyzes the cotranslational, covalent attachment of myristic acid to the N-terminal glycine residue of several proteins involved in cellular growth and signal transduction N-terminal peptidyl-glycine N-myristoylation|replicative cell aging glycylpeptide N-tetradecanoyltransferase activity cytosol YHR139C SPS100 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS 0.016618649389841 0.336187801063926 1358 Protein required for spore wall maturation; expressed during sporulation; may be a component of the spore wall; expression also induced in cells treated with the mycotoxin patulin ascospore wall assembly molecular_function ascospore wall YLR220W CCC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0166116515638089 0.336391345935394 1359 Putative vacuolar Fe2+/Mn2+ transporter; suppresses respiratory deficit of yfh1 mutants, which lack the ortholog of mammalian frataxin, by preventing mitochondrial iron accumulation; relative distribution to the vacuole decreases upon DNA replication stress manganese ion transport|cellular calcium ion homeostasis|cellular iron ion homeostasis|cellular manganese ion homeostasis|ferrous iron transport manganese ion transmembrane transporter activity|ferrous iron transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|Golgi apparatus YKR098C UBP11 hom FT PROTEOLYSIS 0.016610619783462 0.336421363900805 1360 Ubiquitin-specific protease that cleaves ubiquitin from ubiquitinated proteins biological_process ubiquitin-specific protease activity cellular_component YBR196C-A_p YBR196C-A hom 0.016609998912134 0.336583774253876 1361 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR183W PLP1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING 0.0165755785849727 0.337514003997574 1362 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 YGL213C SKI8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0165704893859686 0.337590228562125 1363 Ski complex component and WD-repeat protein, mediates 3'-5' RNA degradation by the cytoplasmic exosome; also required for meiotic double-strand break recombination; null mutants have superkiller phenotype nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|protein complex assembly|nuclear-transcribed mRNA catabolic process, non-stop decay|protein-DNA complex assembly|reciprocal meiotic recombination molecular_function Ski complex|nuclear chromosome YBR047W_p FMP23 hom FT MITOCHONDRION 0.0165339562896341 0.338656581169347 1364 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 YDR019C GCV1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0165137872283293 0.339246214158997 1365 T subunit of the mitochondrial glycine decarboxylase complex, required for the catabolism of glycine to 5,10-methylene-THF; expression is regulated by levels of levels of 5,10-methylene-THF in the cytoplasm glycine catabolic process|glycine metabolic process|one-carbon metabolic process glycine dehydrogenase (decarboxylating) activity mitochondrion|glycine cleavage complex YDL057W_p YDL057W hom 0.016504869977748 0.339507115500215 1366 Putative protein of unknown function; YDL057W is not an essential gene biological_process molecular_function cellular_component YJL086C_d YJL086C het FF 0.016466059822072 0.340932685482616 1367 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL085W/EXO70 and YJL087C/TRL1 Unknown Unknown Unknown YLR271W_p YLR271W hom FT NUCLEUS 0.0164382612723033 0.343123495070903 1368 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 YER134C YER134C hom FT NUCLEUS 0.0164368332084314 0.341501971415435 1369 Magnesium-dependent acid phosphatase, member of the haloacid dehalogenase superfamily; non-essential gene biological_process acid phosphatase activity nucleus|cytoplasm YOR006C TSR3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0164331685270089 0.341609633238496 1370 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 YGR173W RBG2 hom FT TRANSLATION 0.0163521507573787 0.343995335445343 1371 Protein with a role in translation; forms a complex with Gir2p; has similarity to mammalian developmentally regulated GTP-binding protein cytoplasmic translation GTP binding cytoplasm YNR035C ARC35 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0163442695818291 0.34458846484169 1372 Subunit of the ARP2/3 complex, which is required for the motility and integrity of cortical actin patches; required for cortical localization of calmodulin mitochondrion inheritance|receptor-mediated endocytosis|microtubule cytoskeleton organization|actin cytoskeleton organization structural molecule activity cytosol|Arp2/3 protein complex YDR467C_d YDR467C hom 0.0163341355098567 0.344527265634303 1373 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL056W VHR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0163065552592372 0.345414673305264 1374 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 YOL026C MIM1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0162862754679658 0.345942959522926 1375 Mitochondrial protein required for outer membrane protein import; cooperates with Tom70p to import the subset of proteins with multiple alpha-helical transmembrane segments, including Ugo1p, Tom20p, and others; present in a complex with Mim2p in the outer membrane that may create a local environment to facilitate membrane insertion of substrate proteins; also has a role in assembly of Tom20p into the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial outer membrane molecular_function mitochondrial outer membrane|integral to mitochondrial outer membrane YJL158C CIS3 hom FT CELL WALL ORG/BIOGENESIS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0162538300480021 0.346904794845756 1376 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 YNR032C-A HUB1 hom FT RNA PROCESSING 0.0162447408041183 0.347174547698966 1377 Ubiquitin-like protein modifier; promotes alternative splicing of SRC1 pre-mRNA; binds non-covalently to the HIND domain of Snu66, may function in modification of Sph1p and Hbt1p, functionally complemented by the human or S. pombe ortholog; mechanism of Hub1p adduct formation not yet clear cellular protein modification process|cell morphogenesis involved in conjugation with cellular fusion|mRNA splicing, via spliceosome protein tag mating projection YFR004W RPN11 het FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0162266880733056 0.348648282032024 1378 Metalloprotease subunit of the 19S regulatory particle of the 26S proteasome lid; couples the deubiquitination and degradation of proteasome substrates; involved, independent of catalytic activity, in fission of mitochondria and peroxisomes; protein abundance increases in response to DNA replication stress protein deubiquitination|proteasomal ubiquitin-dependent protein catabolic process|peroxisome fission|mitochondrial fission metallopeptidase activity|ubiquitin-specific protease activity cytosol|mitochondrion|proteasome storage granule|nucleus|proteasome regulatory particle, lid subcomplex YJR067C YAE1 het FT NUCLEUS 0.0162244675653514 0.34777670246 1379 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 YGR008C STF2 hom FT MITOCHONDRION 0.0162214155428911 0.348083459694528 1380 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 YNL131W TOM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0162192656183665 0.347931317401785 1381 Component of the TOM (translocase of outer mitochondrial membrane) complex responsible for initial import of mitochondrially directed proteins; acts as a receptor for precursor proteins and mediates interaction between TOM and TIM complexes protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YDR528W HLR1 hom FT CELL WALL ORG/BIOGENESIS 0.0161176487119997 0.350960385748435 1382 Protein involved in regulation of cell wall composition and integrity and response to osmotic stress; overproduction suppresses a lysis sensitive PKC mutation; similar to Lre1p, which functions antagonistically to protein kinase A;
HLR1 has a paralog, LRE1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cytoplasm YDL094C_d YDL094C hom 0.0160935237620515 0.351681966126719 1383 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verfied gene PMT5/YDL093W; YDL094C is not essential Unknown Unknown Unknown YOL146W PSF3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0160559260616271 0.352808389241365 1384 Subunit of the GINS complex (Sld5p, Psf1p, Psf2p, Psf3p), which is localized to DNA replication origins and implicated in assembly of the DNA replication machinery double-strand break repair via break-induced replication|DNA-dependent DNA replication molecular_function replication fork protection complex|GINS complex|DNA replication preinitiation complex YOL153C YOL153C hom 0.0160484029170111 0.353034055487132 1385 Hypothetical protein biological_process molecular_function cellular_component YPR103W PRE2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0160081559928433 0.354242862352561 1386 Beta 5 subunit of the 20S proteasome, responsible for the chymotryptic activity of the proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasome core complex assembly|proteasomal ubiquitin-independent protein catabolic process endopeptidase activity nucleus|proteasome storage granule|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLL035W GRC3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0159938780909394 0.354672323047725 1387 Polynucleotide kinase present on rDNA that is required for efficient transcription termination by RNA polymerase I; required for cell growth; mRNA is cell-cycle regulated termination of RNA polymerase I transcription|rRNA processing polynucleotide 5'-hydroxyl-kinase activity nucleolar chromatin YDR218C SPR28 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0159528843920057 0.357203277340444 1388 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 YOR063W RPL3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0159508721643498 0.355967869753902 1389 Ribosomal 60S subunit protein L3; homologous to mammalian ribosomal protein L3 and bacterial L3; involved in the replication and maintenance of killer double stranded RNA virus cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YNL137C NAM9 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.015948970304655 0.356025231760987 1390 Mitochondrial ribosomal component of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPL086C ELP3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.0159265978275701 0.356700445531238 1391 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; exhibits histone acetyltransferase activity that is directed to histones H3 and H4; disruption confers resistance to K. lactis zymotoxin regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification histone acetyltransferase activity Elongator holoenzyme complex|nucleus|cytoplasm YDR294C DPL1 hom FT KETONE METABOLISM|LIPID METABOLISM|SIGNALING|RESPONSE TO NUTRIENT LEVELS|ENDOPLASMIC RETICULUM 0.0159102265396955 0.357266857660736 1392 Dihydrosphingosine phosphate lyase, regulates intracellular levels of sphingolipid long-chain base phosphates (LCBPs), degrades phosphorylated long chain bases, prefers C16 dihydrosphingosine-l-phosphate as a substrate calcium-mediated signaling|sphingolipid metabolic process|cellular response to starvation sphinganine-1-phosphate aldolase activity endoplasmic reticulum|cortical endoplasmic reticulum|perinuclear endoplasmic reticulum YIL118W RHO3 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0159098410507427 0.357206702244039 1393 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 YNL188W KAR1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.015892308269575 0.35823986507439 1394 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 YDR277C MTH1 hom FT SIGNALING 0.0158845200508093 0.358403590656189 1395 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 YOL127W RPL25 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0158749802636365 0.358261366752746 1396 Ribosomal 60S subunit protein L25; primary rRNA-binding ribosomal protein component of large ribosomal subunit; binds to 25S rRNA via a conserved C-terminal motif; homologous to mammalian ribosomal protein L23A and bacterial L23 cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YIL106W MOB1 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON 0.0158573755222902 0.358794716942919 1397 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 YLR053C_p YLR053C hom 0.0158281909617535 0.360398361188567 1398 Putative protein of unknown function biological_process molecular_function cellular_component YMR285C NGL2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0158246027276059 0.359860670209823 1399 Protein involved in 5.8S rRNA processing; Ccr4p-like RNase required for correct 3'-end formation of 5.8S rRNA at site E; similar to Ngl1p; NGL2 has a paralog, NGL3, that arose from the whole genome duplication rRNA processing endoribonuclease activity intracellular YBL060W YEL1 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.015801126962869 0.360502155313928 1400 Guanine nucleotide exchange factor specific for Arf3p; localized to the bud neck and tip; required for localization of Arf3p to the bud neck and tip positive regulation of phosphatidylinositol biosynthetic process|protein localization|actin cortical patch localization ARF guanyl-nucleotide exchange factor activity cellular bud neck|cellular bud tip|cytoplasm YOR216C RUD3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.0157967717447407 0.360634571264383 1401 Golgi matrix protein involved in the structural organization of the cis-Golgi; interacts genetically with COG3 and USO1 ER to Golgi vesicle-mediated transport molecular_function Golgi apparatus YER179W DMC1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0157788591532084 0.361179505979236 1402 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 YNL102W POL1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0157707409220737 0.361426647723803 1403 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 YJL135W_d YJL135W hom 0.0157600215601651 0.36175313750404 1404 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified genes YJL134W/LCB3 Unknown Unknown Unknown YKL049C CSE4 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0157521806676872 0.361992071976835 1405 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 YJL122W ALB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0157484456617246 0.362105923064365 1406 Shuttling pre-60S factor; involved in the biogenesis of ribosomal large subunit; interacts directly with Arx1p; responsible for Tif6p recycling defects in absence of Rei1p ribosomal large subunit biogenesis molecular_function ribosome|nucleus|cytoplasm YHR107C CDC12 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0157465770177607 0.362880648713961 1407 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity|septin ring assembly protein complex scaffold|structural molecule activity|GTP binding|GTPase activity|1-phosphatidylinositol binding septin filament array|cellular bud neck septin ring|septin complex|cytoplasm|mating projection YLR330W CHS5 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0157366802572069 0.362464704681456 1408 Component of the exomer complex, which also contains Csh6p, Bch1p, Bch2p, and Bud7p and is involved in export of selected proteins, such as chitin synthase Chs3p, from the Golgi to the plasma membrane ascospore wall assembly|conjugation with cellular fusion|cell wall chitin catabolic process|Golgi to plasma membrane transport|cellular bud site selection|regulation of transcription, DNA-dependent molecular_function mating projection tip|cytoplasm|exomer complex YOL040C RPS15 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.015724074045173 0.362849373281813 1409 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S15 and bacterial S19 cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YDL041W_d YDL041W hom FF 0.0157191723316848 0.362999014146977 1410 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene SIR2/YDL042C Unknown Unknown Unknown YJL033W HCA4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0156542541209045 0.365199395700991 1411 DEAD box RNA helicase; high-copy number suppression of a U14 snoRNA processing mutant suggests an involvement in 18S rRNA synthesis rRNA processing RNA-dependent ATPase activity|ATP-dependent RNA helicase activity nucleolus YGR251W NOP19 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0156444024051643 0.365286395670093 1412 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 YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0156343847726361 0.365951721279742 1413 Endosomal protein that interacts with phospholipid flippase Drs2p; interaction with Cdc50p is essential for Drs2p catalytic activity; mutations affect cell polarity and polarized growth; similar to Lem3p; CDC50 has a paralog, YNR048W, that arose from the whole genome duplication intracellular protein transport|phospholipid translocation|endocytosis|actin cortical patch localization phospholipid-translocating ATPase activity trans-Golgi network|late endosome membrane YBR040W FIG1 hom FT SITE OF POLARIZED GROWTH 0.0156241442495581 0.365907684162997 1414 Integral membrane protein required for efficient mating; may participate in or regulate the low affinity Ca2+ influx system, which affects intracellular signaling and cell-cell fusion during mating cell morphogenesis involved in conjugation with cellular fusion|cytogamy molecular_function fungal-type cell wall|integral to membrane|mating projection tip YPR013C_p CMR3 hom 0.0155988752789718 0.366969956973626 1415 Putative zinc finger protein; YPR013C is not an essential gene biological_process sequence-specific DNA binding cellular_component YKL071W_p YKL071W hom FT OXIDATION-REDUCTION PROCESS 0.0155952769851798 0.366794139655345 1416 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 YGR128C UTP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0155546639906761 0.368043546488751 1417 Nucleolar protein required for export of tRNAs from the nucleus; also copurifies with the small subunit (SSU) processome containing the U3 snoRNA that is involved in processing of pre-18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|tRNA export from nucleus snoRNA binding|tRNA binding small-subunit processome|t-UTP complex|nucleolus|rDNA heterochromatin|90S preribosome YOR009W TIR4 hom FT CELL WALL ORG/BIOGENESIS 0.0155247847282773 0.368964432743799 1418 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 YGR019W UGA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0155038630860651 0.36968157929323 1419 Gamma-aminobutyrate (GABA) transaminase; also known as 4-aminobutyrate aminotransferase; involved in the 4-aminobutyrate and glutamate degradation pathways; required for normal oxidative stress tolerance and nitrogen utilization; protein abundance increases in response to DNA replication stress nitrogen utilization|gamma-aminobutyric acid catabolic process 4-aminobutyrate transaminase activity intracellular YDR357C_p CNL1 hom 0.0155034759932481 0.369693531614309 1420 Protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; null mutant is sensitive to drug inducing secretion of vacuolar cargo; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function BLOC-1 complex|cytoplasm YKL060C FBA1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0154954779149895 0.369869066307454 1421 Fructose 1,6-bisphosphate aldolase, required for glycolysis and gluconeogenesis; catalyzes conversion of fructose 1,6 bisphosphate to glyceraldehyde-3-P and dihydroxyacetone-P; locates to mitochondrial outer surface upon oxidative stress gluconeogenesis|glycolysis fructose-bisphosphate aldolase activity cytosol|mitochondrion|cytoplasm YPL189W GUP2 hom 0.0154741737181931 0.370527541564348 1422 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 YOR354C MSC6 hom FT CELL CYCLE|MITOCHONDRION 0.0154626364924858 0.370955887315644 1423 Protein of unknown function; mutant is defective in directing meiotic recombination events to homologous chromatids; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies reciprocal meiotic recombination molecular_function mitochondrion YKL045W PRI2 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0154491184727261 0.371302885563098 1424 Subunit of DNA primase, which is required for DNA synthesis and double-strand break repair lagging strand elongation|DNA replication, synthesis of RNA primer|DNA synthesis involved in DNA repair|DNA replication|DNA replication initiation single-stranded DNA binding|DNA primase activity nuclear envelope|alpha DNA polymerase:primase complex|nucleus YKL203C TOR2 het FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|SIGNALING|CYTOSKELETON ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.0154239251708967 0.372083515489166 1425 PIK-related protein kinase and rapamycin target; subunit of TORC1, a complex that regulates growth in response to nutrients and TORC2, a complex that regulates cell-cycle dependent polarization of the actin cytoskeleton; involved in meiosis; TOR2 has a paralog, TOR1, that arose from the whole genome duplication G1 phase of mitotic cell cycle|regulation of cell cycle|actin filament reorganization involved in cell cycle|positive regulation of endocytosis|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity|Rho protein signal transduction|ribosome biogenesis|signal transduction|TOR signaling cascade|cytoskeleton organization|negative regulation of autophagy protein binding|protein serine/threonine kinase activity TORC1 complex|TORC2 complex|mitochondrion|fungal-type vacuole membrane|extrinsic to internal side of plasma membrane|plasma membrane|cytoplasm YLR388W RPS29A hom FT TRANSLATION|RIBOSOME 0.0154236093918335 0.37209330654633 1426 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S29 and bacterial S14; RPS29A has a paralog, RPS29B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YNL065W AQR1 hom FT PLASMA MEMBRANE 0.0154053596002426 0.372659431455033 1427 Plasma membrane transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; confers resistance to short-chain monocarboxylic acids and quinidine; involved in the excretion of excess amino acids; AQR1 has a paralog, QDR1, that arose from the whole genome duplication; relocalizes from plasma membrane to cytoplasm upon DNA replication stress monocarboxylic acid transport|drug transmembrane transport|amino acid export monocarboxylic acid transmembrane transporter activity|drug transmembrane transporter activity integral to membrane|plasma membrane YGL098W USE1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0154011475388605 0.372790169100955 1428 Essential SNARE protein localized to the ER, involved in retrograde traffic from the Golgi to the ER; forms a complex with the SNAREs Sec22p, Sec20p and Ufe1p retrograde vesicle-mediated transport, Golgi to ER|vesicle fusion with endoplasmic reticulum SNAP receptor activity SNARE complex|integral to cytosolic side of endoplasmic reticulum membrane YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0153893997537978 0.37315495717008 1429 Component of the ESCRT-II complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; appears to be functionally related to SNF7; involved in glucose derepression negative regulation of transcription from RNA polymerase II promoter by glucose|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|protein targeting to vacuole molecular_function ESCRT II complex YJL189W RPL39 hom FT TRANSLATION|RIBOSOME 0.0153860770250916 0.37325817343608 1430 Ribosomal 60S subunit protein L39; required for ribosome biogenesis; loss of both Rpl31p and Rpl39p confers lethality; also exhibits genetic interactions with SIS1 and PAB1; homologous to mammalian ribosomal protein L39, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPR077C_d YPR077C hom 0.0153640174181142 0.373943874530984 1431 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; expression increased by deletion of NAP1 Unknown Unknown Unknown YLR394W CST9 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0153485008048719 0.374426659507584 1432 SUMO E3 ligase; required for synaptonemal complex formation; localizes to synapsis initiation sites on meiotic chromosomes; potential Cdc28p substrate synaptonemal complex assembly|protein sumoylation|synapsis|reciprocal meiotic recombination SUMO ligase activity condensed nuclear chromosome|nuclear chromosome YPR051W MAK3 hom FT NUCLEUS 0.0153406850074536 0.374669986607034 1433 Catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YER144C UBP5 hom FT PROTEOLYSIS|SITE OF POLARIZED GROWTH 0.0153288578346039 0.375038384530996 1434 Putative ubiquitin-specific protease, closest paralog of Doa4p but has no functional overlap; concentrates at the bud neck protein deubiquitination ubiquitin-specific protease activity incipient cellular bud site|cellular bud neck YJR097W JJJ3 hom FT NUCLEUS 0.0153253337914128 0.375148196213055 1435 Protein of unknown function, contains a CSL Zn finger and a DnaJ-domain; involved in diphthamide biosynthesis; ortholog human Dph4 peptidyl-diphthamide biosynthetic process from peptidyl-histidine ferrous iron binding nucleus|cytoplasm YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0153071547090249 0.375714984687877 1436 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 YOL094C RFC4 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0153012682901148 0.375898625020314 1437 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 YJL181W_p YJL181W hom 0.0152651436352945 0.377311961172042 1438 Putative protein of unknown function; expression is cell-cycle regulated as shown by microarray analysis; potential regulatory target of Mbp1p, which binds to the YJL181W promoter region; YJL181W has a paralog, YJR030C, that arose from the whole genome duplication biological_process molecular_function cellular_component YDR235W PRP42 het FT RNA PROCESSING|NUCLEUS 0.0152548175635798 0.377420948363153 1439 U1 snRNP protein involved in splicing, required for U1 snRNP biogenesis; contains multiple tetriatricopeptide repeats mRNA splicing, via spliceosome RNA binding U1 snRNP|U2-type prespliceosome YNL041C COG6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0152452781383823 0.377861893270524 1440 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 YGL153W PEX14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0152437422922298 0.37769619493522 1441 Peroxisomal membrane peroxin that is a central component of the peroxisomal protein import machinery; interacts with both PTS1 (Pex5p) and PTS2 (Pex7p), peroxisomal matrix protein signal recognition factors and membrane receptor Pex13p protein import into peroxisome matrix, docking protein binding, bridging peroxisomal membrane YPL236C ENV7 hom FT PROTEIN PHOSPHORYLATION|VACUOLAR PROTEIN PROCESSING 0.0152433849750179 0.377778609025807 1442 Vacuolar membrane protein kinase; negatively regulates membrane fusion; associates with vacuolar membrane through palmitoylation of one or more cysteines in consensus sequence; vacuolar membrane association is essential to its kinase activity; mutant shows defect in CPY processing; ortholog of human serine/threonine kinase 16 (STK16) vacuolar protein processing protein serine/threonine kinase activity fungal-type vacuole membrane YDL130W-A STF1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0152294217635012 0.378144503940861 1443 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 YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0151909078762351 0.379351818547065 1444 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 YDR076W RAD55 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0151603039842469 0.380312862271096 1445 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 YLR404W FLD1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0151551201462295 0.380475796564117 1446 Seipin protein involved in lipid droplet morphology, number, and size; proposed to be involved in lipid metabolism; related to the human BSCL2 which is associated with lipodystrophy lipid particle organization molecular_function integral to membrane|endoplasmic reticulum|cortical endoplasmic reticulum YIL136W OM45 hom FT MITOCHONDRION 0.0151361787144626 0.381071513035831 1447 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 YLR030W_p YLR030W hom 0.0151306932228376 0.381244141021918 1448 Putative protein of unknown function biological_process molecular_function cellular_component YKL035W UGP1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0151056408219919 0.382033147884071 1449 UDP-glucose pyrophosphorylase (UGPase); catalyses the reversible formation of UDP-Glc from glucose 1-phosphate and UTP, involved in a wide variety of metabolic pathways, expression modulated by Pho85p through Pho4p; UGP1 has a paralog, YHL012W, that arose from the whole genome duplication (1->6)-beta-D-glucan biosynthetic process|UDP-glucose metabolic process|trehalose biosynthetic process|glycogen biosynthetic process UTP:glucose-1-phosphate uridylyltransferase activity plasma membrane|cytoplasm YLR240W VPS34 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.0150208581995656 0.384710731867472 1450 Phosphatidylinositol (PI) 3-kinase that synthesizes PI-3-phosphate; forms membrane-associated signal transduction complex with Vps15p to regulate protein sorting; activated by the GTP-bound form of Gpa1p; a fraction is localized, with Vps15p, to nuclear pores at nucleus-vacuole junctions and may facilitate transcription elongation for genes positioned at the nuclear periphery peroxisome degradation|phosphatidylinositol phosphorylation|protein phosphorylation 1-phosphatidylinositol-3-kinase activity|protein kinase activity endosome|fungal-type vacuole membrane|phosphatidylinositol 3-kinase complex I|phosphatidylinositol 3-kinase complex II|peroxisome|pre-autophagosomal structure YLR387C REH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RIBOSOME 0.0150137524242416 0.385148660095082 1451 Cytoplasmic 60S subunit biogenesis factor, associates with pre-60S particles; similar to Rei1p and shares partially redundant function in cytoplasmic 60S subunit maturation; contains dispersed C2H2 zinc finger domains ribosomal large subunit biogenesis|budding cell bud growth molecular_function cytosolic large ribosomal subunit|preribosome, large subunit precursor|cytoplasm YLR250W SSP120 hom 0.0150132495924819 0.384951584656445 1452 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function cytoplasm YPL112C PEX25 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0149850641093253 0.385844607394173 1453 Peripheral peroxisomal membrane peroxin required for the regulation of peroxisome size and maintenance, recruits GTPase Rho1p to peroxisomes, induced by oleate, interacts with homologous protein Pex27p protein import into peroxisome matrix|peroxisome organization molecular_function peroxisomal membrane YNL075W IMP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0149202816827969 0.387901948560952 1454 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 YGL008C PMA1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.0149133336525521 0.388122998111814 1455 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 YGR133W PEX4 hom FT PROTEIN LOCALIZATION|SIGNALING|PEROXISOME ORGANIZATION 0.0149036336842402 0.388431728037919 1456 Peroxisomal ubiquitin conjugating enzyme required for peroxisomal matrix protein import and peroxisome biogenesis peroxisome organization|protein import into peroxisome matrix, receptor recycling|protein autoubiquitination|protein monoubiquitination|protein polyubiquitination ubiquitin-protein ligase activity peroxisome YKR088C TVP38 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0149034803818028 0.388436608537102 1457 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; required for asymmetric localization of Kar9p during mitosis; GFP-fusion protein localizes to the cytoplasm in a punctate pattern vesicle-mediated transport|mitotic spindle elongation molecular_function integral to membrane|integral to Golgi membrane|cytoplasm YHL015W RPS20 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0148665754729847 0.389612590189832 1458 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 YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.0148556384042709 0.391380818082547 1459 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 YGL038C OCH1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0148355530936296 0.390673561335133 1460 Mannosyltransferase of the cis-Golgi apparatus, initiates the polymannose outer chain elongation of N-linked oligosaccharides of glycoproteins protein N-linked glycosylation alpha-1,6-mannosyltransferase activity|transferase activity, transferring glycosyl groups Golgi cis cisterna YLR018C POM34 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0148136762566985 0.391372740689977 1461 Subunit of the transmembrane ring of the nuclear pore complex (NPC); contributes to nucleocytoplasmic transport, NPC biogenesis and spindle pole body duplication nuclear pore organization|protein import into nucleus|spindle pole body duplication associated with nuclear envelope structural constituent of nuclear pore nuclear pore transmembrane ring|integral to membrane|integral to nuclear outer membrane|nuclear pore YGR280C PXR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0148064833542687 0.39153206207868 1462 Essential protein involved in rRNA and snoRNA maturation; competes with TLC1 RNA for binding to Est2p, suggesting a role in negative regulation of telomerase; human homolog inhibits telomerase; contains a G-patch RNA interacting domain box C/D snoRNA 3'-end processing|negative regulation of telomere maintenance via telomerase telomerase inhibitor activity nucleoplasm|nucleolus YOR254C SEC63 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0147755471439011 0.392522464442495 1463 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|cytosol to ER transport|SRP-dependent cotranslational protein targeting to membrane|posttranslational protein targeting to membrane protein transporter activity mitochondrion|integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YLR360W VPS38 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.014764437183757 0.392878512682828 1464 Part of a Vps34p phosphatidylinositol 3-kinase complex that functions in carboxypeptidase Y (CPY) sorting; binds Vps30p and Vps34p to promote production of phosphatidylinositol 3-phosphate (PtdIns3P) which stimulates kinase activity; required for overflow degradation of misfolded proteins when ERAD is saturated ER-associated protein catabolic process|late endosome to vacuole transport molecular_function phosphatidylinositol 3-kinase complex II YIL120W QDR1 hom FT PLASMA MEMBRANE 0.01475953087509 0.393035810658099 1465 Multidrug transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; required for resistance to quinidine, ketoconazole, fluconazole, and barban; QDR1 has a paralog, AQR1, that arose from the whole genome duplication drug transmembrane transport drug transmembrane transporter activity integral to membrane|plasma membrane YFL034C-B MOB2 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.014755698888602 0.393158692013548 1466 Activator of Cbk1p kinase; component of the RAM signaling network that regulates cellular polarity and morphogenesis; activation of Cbk1p facilitates the Ace2p-dependent daughter cell-specific transcription of genes involved in cell separation; similar to Mob1p positive regulation of protein phosphorylation|establishment or maintenance of cell polarity|Unknown|budding cell apical bud growth protein kinase activator activity nucleus|cellular bud|cellular bud neck|mating projection tip|cellular bud tip YLL050C COF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.014744527420524 0.393587711643714 1467 Cofilin, involved in pH-dependent actin filament depolarization; binds both actin monomers and filaments and severs filaments; involved in the selective sorting, export of the secretory cargo from the late golgi; genetically interacts with pmr1; thought to be regulated by phosphorylation at SER4; ubiquitous and essential in eukaryotes actin filament depolymerization|actin filament severing actin filament binding plasma membrane|actin cortical patch YCL058C FYV5 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0147391258741445 0.393761052542117 1468 Protein involved in regulation of the mating pathway; binds with Matalpha2p to promoters of haploid-specific genes; required for survival upon exposure to K1 killer toxin; involved in ion homeostasis pheromone-dependent signal transduction involved in conjugation with cellular fusion|cellular ion homeostasis molecular_function integral to membrane YPL208W RKM1 hom FT NUCLEUS 0.0147381755316974 0.393791554737906 1469 SET-domain lysine-N-methyltransferase, catalyzes the formation of dimethyllysine residues on the large ribsomal subunit proteins L23a (Rpl23Ap and Rpl23Bp) and L18 (Rps18Ap and Rps18Bp) peptidyl-lysine dimethylation protein-lysine N-methyltransferase activity nucleus|cytoplasm YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.014725206920858 0.394137315142229 1470 Small subunit of the clathrin-associated adaptor complex AP-3; involved in vacuolar protein sorting; related to the sigma subunit of the mammalian clathrin AP-3 complex; suppressor of loss of casein kinase 1 function; protein abundance increases in response to DNA replication stress Golgi to vacuole transport|vesicle-mediated transport molecular_function AP-3 adaptor complex YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.014723706902177 0.394185495423745 1471 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 YJL190C RPS22A hom FT TRANSLATION|RIBOSOME 0.0147107426871107 0.394602051693863 1472 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 YOL028C YAP7 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.014670984954859 0.395881175493006 1473 Putative basic leucine zipper (bZIP) transcription factor; YAP7 has a paralog, YAP5, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding nucleus YNL002C RLP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.0146645784395141 0.396299207583324 1474 Nucleolar protein with similarity to large ribosomal subunit L7 proteins; constituent of 66S pre-ribosomal particles; plays an essential role in processing of precursors to the large ribosomal subunit RNAs ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|exonucleolytic trimming to generate mature 5'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA binding nucleolus|preribosome, large subunit precursor YER016W BIM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0146582675308686 0.396290860487412 1475 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 YOR097C_p YOR097C hom 0.0146434553749141 0.396838862392508 1476 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 YDR029W_d YDR029W hom 0.0146119706094461 0.399551654625478 1477 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL135C FPR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0146018447129419 0.398322999570892 1478 Peptidyl-prolyl cis-trans isomerase (PPIase), binds to the drugs FK506 and rapamycin; also binds to the nonhistone chromatin binding protein Hmo1p and may regulate its assembly or function protein folding|chromatin organization|homoserine metabolic process peptidyl-prolyl cis-trans isomerase activity|macrolide binding mitochondrion|nucleus|cytoplasm YBR157C ICS2 hom 0.0145816496583316 0.398764473733007 1479 Protein of unknown function; null mutation does not confer any obvious defects in growth, spore germination, viability, or carbohydrate utilization biological_process molecular_function cellular_component YPL102C_d YPL102C hom 0.0145808952277551 0.398788876681976 1480 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation enhances replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene ELP4 Unknown Unknown Unknown YKR049C FMP46 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0145621317113353 0.399466495501904 1481 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 YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0145610828295094 0.399430053777185 1482 Alpha' catalytic subunit of casein kinase 2 (CK2); CK2 is a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases; protein abundance increases in response to DNA replication stress; regulates Fkh1p-mediated donor preference during mating-type switching regulation of transcription from RNA polymerase I promoter|chronological cell aging|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase activity protein kinase CK2 complex|UTP-C complex YGL257C MNT2 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0145510731775059 0.399754225894685 1483 Mannosyltransferase involved in adding the 4th and 5th mannose residues of O-linked glycans protein O-linked glycosylation alpha-1,3-mannosyltransferase activity cellular_component YOL158C ENB1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0145421956917593 0.400041864021543 1484 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 YGL233W SEC15 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0145341541627748 0.400302523762951 1485 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 YGL002W ERP6 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0145320970947342 0.400721194145891 1486 Member of the p24 family involved in ER to Golgi transport; similar to Emp24p and Erv25p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; ERP6 has a paralog, ERP1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function mitochondrion|integral to membrane YER024W YAT2 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM 0.0145301038549923 0.400433849885353 1487 Carnitine acetyltransferase; has similarity to Yat1p, which is a carnitine acetyltransferase associated with the mitochondrial outer membrane carnitine metabolic process|alcohol metabolic process carnitine O-acetyltransferase activity cytosol|cytoplasm YGL251C HFM1 hom FT CELL CYCLE|NUCLEUS 0.014513821560214 0.400962043836224 1488 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 YNL014W HEF3 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0145090998293332 0.401115293911759 1489 Translational elongation factor EF-3; member of the ABC superfamily; stimulates EF-1 alpha-dependent binding of aminoacyl-tRNA by the ribosome; normally expressed in zinc deficient cells; HEF3 has a paralog, YEF3, that arose from the whole genome duplication translational elongation ATPase activity|translation elongation factor activity cytosolic ribosome YPL229W_p YPL229W hom 0.0144893189683752 0.401757690195505 1490 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; not an essential gene; YPL229W has a paralog, YMR181C, that arose from the whole genome duplication biological_process molecular_function cytoplasm YDL092W SRP14 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0144495275495812 0.40305181000868 1491 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 YDR013W PSF1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0143753689877907 0.405470290036192 1492 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 YER093C-A AIM11 hom 0.0143728430701668 0.40555281832633 1493 Protein of unknown function; null mutant is viable but shows increased loss of mitochondrial genome and synthetic interaction with prohibitin (phb1); contains an intron; YER093C-A has a paralog, YBL059W, that arose from the whole genome duplication biological_process molecular_function cellular_component YHR059W FYV4 hom FT MITOCHONDRION 0.0143719553194148 0.405581825831676 1494 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function mitochondrion YGR087C PDC6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0143601333614947 0.405968229729822 1495 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 YDR020C_p DAS2 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0143545894926046 0.406149508248685 1496 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; weak similarity with uridine kinases and with phosphoribokinases biological_process molecular_function nucleus|cytoplasm YML074C FPR3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.0143473885667762 0.406455130923885 1497 Nucleolar peptidyl-prolyl cis-trans isomerase (PPIase); FK506 binding protein; phosphorylated by casein kinase II (Cka1p-Cka2p-Ckb1p-Ckb2p) and dephosphorylated by Ptp1p meiotic recombination checkpoint peptidyl-prolyl cis-trans isomerase activity|macrolide binding nucleolus YJL112W MDV1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0143231691806697 0.407177830925121 1498 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 YEL054C RPL12A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0143039800254791 0.407806615458757 1499 Ribosomal 60S subunit protein L12A; rpl12a rpl12b double mutant exhibits slow growth and slow translation; homologous to mammalian ribosomal protein L12 and bacterial L11; RPL12A has a paralog, RPL12B, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YIL061C SNP1 het FT RNA PROCESSING|NUCLEUS 0.0142709795444678 0.4088893171023 1500 Component of U1 snRNP required for mRNA splicing via spliceosome; substrate of the arginine methyltransferase Hmt1p; may interact with poly(A) polymerase to regulate polyadenylation; homolog of human U1 70K protein; protein abundance increases in response to DNA replication stress mRNA splicing, via spliceosome mRNA binding|U1 snRNA binding commitment complex|U1 snRNP|U2-type prespliceosome YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.014231016298032 0.410202744649623 1501 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 YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0142260640795189 0.410645382716864 1502 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 YPR187W RPO26 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.014194445986877 0.411406853678678 1503 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 YFL017W-A SMX2 het FT RNA PROCESSING|NUCLEUS 0.0141855813731871 0.4116990441473 1504 Core Sm protein Sm G; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Sme1p, and Smx3p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm G mRNA splicing, via spliceosome molecular_function U1 snRNP|U2-type prespliceosome|U4/U6 x U5 tri-snRNP complex|U5 snRNP YHR132W-A IGO2 hom FT NUCLEUS 0.0141743144527679 0.412070595669516 1505 Protein required for initiation of G0 program; prevents degradation of nutrient-regulated mRNAs via the 5'-3' mRNA decay pathway; phosphorylated by Rim15p; GFP protein localizes to the cytoplasm and nucleus; similar to Igo1p mRNA stabilization molecular_function nucleus|cytoplasm YOR226C ISU2 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0141548224115648 0.412713857857198 1506 Protein required for synthesis of iron-sulfur proteins; localized to the mitochondrial matrix; performs a scaffolding function in mitochondria during Fe/S cluster assembly; involved in Fe-S cluster assembly for both mitochondrial and cytosolic proteins; isu1 isu2 double mutant is inviable; protein abundance increases in response to DNA replication stress; evolutionarily conserved cellular iron ion homeostasis|iron-sulfur cluster assembly|tRNA wobble uridine modification molecular_function mitochondrial matrix YML025C YML6 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0141270372675729 0.413701570856839 1507 Mitochondrial ribosomal protein of the large subunit, has similarity to E. coli L4 ribosomal protein and human mitoribosomal MRP-L4 protein; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHR007C ERG11 het FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0141058798508727 0.414331644156711 1508 Lanosterol 14-alpha-demethylase; catalyzes the C-14 demethylation of lanosterol to form 4,4''-dimethyl cholesta-8,14,24-triene-3-beta-ol in the ergosterol biosynthesis pathway; member of the cytochrome P450 family; associated and coordinately regulated with the P450 reductase Ncp1p ergosterol biosynthetic process sterol 14-demethylase activity endoplasmic reticulum YLR047C FRE8 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0141012133197091 0.414486090925469 1509 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 YNL062C GCD10 het FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0140708303652733 0.415980393719168 1510 Subunit of tRNA (1-methyladenosine) methyltransferase with Gcd14p, required for the modification of the adenine at position 58 in tRNAs, especially tRNAi-Met; first identified as a negative regulator of GCN4 expression tRNA methylation tRNA (adenine-N1-)-methyltransferase activity tRNA (m1A) methyltransferase complex|nucleus YBR256C RIB5 het FT OXIDATION-REDUCTION PROCESS 0.0140626824460132 0.415762635606218 1511 Riboflavin synthase; catalyzes the last step of the riboflavin biosynthesis pathway riboflavin biosynthetic process riboflavin synthase activity cellular_component YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.0140493362243229 0.416832467559436 1512 Cystathionine beta-synthase, catalyzes synthesis of cystathionine from serine and homocysteine, the first committed step in cysteine biosynthesis; responsible for hydrogen sulfide generation; advances passage through START by promoting cell growth which requires catalytic activity, and reducing critical cell size independent of catalytic activity; mutations in human ortholog cause homocystinuria cysteine biosynthetic process from serine|hydrogen sulfide biosynthetic process|cysteine biosynthetic process via cystathionine|transsulfuration|traversing start control point of mitotic cell cycle cystathionine beta-synthase activity mitochondrion|cytoplasm YDR034C LYS14 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0140491072153413 0.416282552213548 1513 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 YGR030C POP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0140402569456064 0.416506669365105 1514 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 YBR281C DUG2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS 0.0140318907405858 0.416784444495542 1515 Component of glutamine amidotransferase (GATase II); forms a complex with Dug3p to degrade glutathione (GSH) and other peptides containing a gamma-glu-X bond in an alternative pathway to GSH degradation by gamma-glutamyl transpeptidase (Ecm38p) glutathione catabolic process peptidase activity|gamma-glutamyltransferase activity|omega peptidase activity nucleus|cytoplasm YMR306C-A_d YMR306C-A hom 0.0140269094196503 0.417019460019665 1516 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL210W UBA1 het FT NUCLEUS 0.0139975573573792 0.418203724314925 1517 Ubiquitin activating enzyme (E1); involved in ubiquitin-mediated protein degradation and essential for viability; protein abundance increases in response to DNA replication stress protein ubiquitination ubiquitin activating enzyme activity nucleus|cytoplasm YPL265W DIP5 hom FT PLASMA MEMBRANE 0.0139895358576396 0.418192388434436 1518 Dicarboxylic amino acid permease; mediates high-affinity and high-capacity transport of L-glutamate and L-aspartate; also a transporter for Gln, Asn, Ser, Ala, and Gly; relocalizes from plasma membrane to vacuole upon DNA replication stress amino acid transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YFL008W SMC1 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0139889708933012 0.419116147386885 1519 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 YKL095W YJU2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0139739911468311 0.418709820866439 1520 Essential protein required for pre-mRNA splicing; associates transiently with the spliceosomal NTC (nineteen complex) and acts after Prp2p to promote the first catalytic reaction of splicing generation of catalytic spliceosome for first transesterification step first spliceosomal transesterification activity nucleus|U2-type catalytic step 1 spliceosome YIR020W-A_d YIR020W-A hom 0.0139710168783413 0.418808867412508 1521 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YMR204C INP1 hom FT PEROXISOME ORGANIZATION 0.013957258374948 0.41933667500953 1522 Peripheral membrane protein of peroxisomes involved in peroxisomal inheritance; recruitment to peroxisomes is mediated by interaction with Pex3p at the peroxisomal membrane peroxisome inheritance molecular_function peroxisome|extrinsic to intraperoxisomal membrane YPL085W SEC16 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0139411003972082 0.419805886639042 1523 COPII vesicle coat protein required for ER transport vesicle budding; Sec16p is bound to the periphery of ER membranes and may act to stabilize initial COPII complexes; interacts with Sec23p, Sec24p and Sec31p COPII vesicle coating protein anchor ER to Golgi transport vesicle membrane YGL120C PRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0139397541347638 0.41985078595872 1524 RNA helicase in the DEAH-box family, functions in both RNA polymerase I and polymerase II transcript metabolism, involved in release of the lariat-intron from the spliceosome maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|spliceosomal complex disassembly|ribosomal large subunit biogenesis|maturation of SSU-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)|maturation of SSU-rRNA|rRNA processing ATP-dependent RNA helicase activity mitochondrion|post-mRNA release spliceosomal complex|90S preribosome YKL135C APL2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.0139273423924933 0.420264863962818 1525 Beta-adaptin subunit of the clathrin-associated protein (AP-1) complex; binds clathrin; involved in clathrin-dependent Golgi protein sorting; protein abundance increases in response to DNA replication stress Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0139214154802308 0.420462680957622 1526 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 YCR066W RAD18 hom FF|FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0139146577665818 0.420757673691489 1527 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 YDR392W SPT3 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0138996527144551 0.421189505055718 1528 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 YMR012W CLU1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION 0.0138994774152851 0.421195362617131 1529 eIF3 component of unknown function; deletion causes defects in mitochondrial organization but not in growth or translation initiation, can rescue cytokinesis and mitochondrial organization defects of the Dictyostelium cluA- mutant translational initiation|mitochondrion organization molecular_function eukaryotic translation initiation factor 3 complex|cytoplasm YFL041W-A_p YFL041W-A hom 0.0138928755867838 0.421415995223921 1530 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YFR003C YPI1 het FT CELL CYCLE|LIPID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0138721532650683 0.422108973695535 1531 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 YLR059C REX2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0138504377341042 0.422835882154844 1532 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 YJL210W PEX2 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0138459848406825 0.422985029365177 1533 RING-finger peroxin and E3 ubiquitin ligase, peroxisomal membrane protein with a C-terminal zinc-binding RING domain, forms translocation subcomplex with Pex10p and Pex12p which functions in peroxisomal matrix protein import protein import into peroxisome matrix ubiquitin-protein ligase activity|protein binding peroxisomal membrane YLR433C CNA1 hom FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0138301539348108 0.424833804573174 1534 Calcineurin A; one isoform (the other is CMP2) 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|fungal-type cell wall organization|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity calcineurin complex|cytoplasm YOR233W KIN4 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0138216342198349 0.424147427367183 1535 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 YIL047C SYG1 hom FT SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.0138048027232173 0.424365860229179 1536 Plasma membrane protein of unknown function; truncation and overexpression suppresses lethality of G-alpha protein deficiency signal transduction molecular_function mitochondrion|integral to membrane|plasma membrane YLR215C CDC123 het FT CELL CYCLE|TRANSLATION|CELL DIVISION 0.0137926745236318 0.424842180848492 1537 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 YDR172W SUP35 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM 0.0137892397313215 0.4248883702749 1538 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 YGR277C CAB4 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0137871772496288 0.425026796139364 1539 Probable pantetheine-phosphate adenylyltransferase (PPAT), which catalyzes the fourth step in the biosynthesis of coenzyme A from pantothenate; null mutant lethality is complemented by E. coli coaD (encoding PPAT); widely conserved coenzyme A biosynthetic process pantetheine-phosphate adenylyltransferase activity nucleus|cytoplasm YMR193C-A_d YMR193C-A hom 0.0137592936150641 0.425894833939993 1540 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0137357735281055 0.426686298291409 1541 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 YPL179W PPQ1 hom FT TRANSLATION 0.0137323275472735 0.426802329457695 1542 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YOR177C MPC54 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0137270255915608 0.426980889885693 1543 Component of the meiotic outer plaque, a membrane-organizing center which is assembled on the cytoplasmic face of the spindle pole body during meiosis II and triggers the formation of the prospore membrane; potential Cdc28p substrate ascospore wall assembly|vesicle docking structural molecule activity spindle pole body YJR145C RPS4A hom FT TRANSLATION|RIBOSOME 0.0137065546224339 0.427877784414333 1544 Protein component of the small (40S) ribosomal subunit; mutation affects 20S pre-rRNA processing; homologous to mammalian ribosomal protein S4, no bacterial homolog; RPS4A has a paralog, RPS4B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit|cytoplasm|90S preribosome YLL054C_p YLL054C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0136928818141486 0.428131833555443 1545 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 YLL001W DNM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0136215579133719 0.430541886507087 1546 Dynamin-related GTPase required for mitochondrial fission and morphology; assembles on the cytoplasmic face of mitochondrial tubules at sites at which division will occur; also participates in endocytosis and regulating peroxisome abundance mitochondrion inheritance|peroxisome fission|mitochondrial fission|chronological cell aging|peroxisome organization|mitochondrion organization|protein homooligomerization protein homodimerization activity|GTPase activity|identical protein binding mitochondrial outer membrane|mitochondrion|peroxisome YKL181W PRS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.013621160842016 0.430555325640617 1547 5-phospho-ribosyl-1(alpha)-pyrophosphate synthetase, synthesizes PRPP, which is required for nucleotide, histidine, and tryptophan biosynthesis; one of five related enzymes, which are active as heteromultimeric complexes fungal-type cell wall organization|5-phosphoribose 1-diphosphate biosynthetic process ribose phosphate diphosphokinase activity cytoplasm YCL038C ATG22 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0136198672463554 0.430599109899214 1548 Vacuolar integral membrane protein required for efflux of amino acids during autophagic body breakdown in the vacuole; null mutation causes a gradual loss of viability during starvation amino acid export from vacuole molecular_function integral to fungal-type vacuolar membrane|integral to membrane YNR030W ALG12 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0136172120532913 0.431447083457371 1549 Alpha-1,6-mannosyltransferase localized to the ER; responsible for the addition of the alpha-1,6 mannose to dolichol-linked Man7GlcNAc2, acts in the dolichol pathway for N-glycosylation dolichol-linked oligosaccharide biosynthetic process|protein glycosylation alpha-1,6-mannosyltransferase activity integral to membrane|endoplasmic reticulum YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0136111551539181 0.430894054854502 1550 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 YLR023C IZH3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0135772207701002 0.432319136757988 1551 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family, expression induced by zinc deficiency; deletion reduces sensitivity to elevated zinc and shortens lag phase, overexpression reduces Zap1p activity cellular zinc ion homeostasis metal ion binding integral to membrane|endoplasmic reticulum|membrane YDR521W_d YDR521W hom 0.0135570427994807 0.432934835626247 1552 Dubious ORF that overlaps YDR520C; mutant increases expression of PIS1 and RPL3 in glycerol Unknown Unknown Unknown YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.0135362574467408 0.433434519452226 1553 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 YLR351C NIT3 hom FT MITOCHONDRION 0.0135249244881947 0.433819676229872 1554 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 YHR182W YHR182W hom FT SIGNALING 0.0135210753291977 0.433950536973263 1555 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 YAL016C-B_d YAL016C-B hom 0.013502943718929 0.434567268128289 1556 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL016W_p YJL016W hom 0.01349774854186 0.43474407082938 1557 Putative protein of unknown function; GFP-fusion protein localizes to the cytoplasm; conserved in closely related Saccharomyces species biological_process molecular_function cytoplasm YOL119C MCH4 hom 0.0134910187500676 0.434973161377628 1558 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 YPL044C_d YPL044C het 0.0134339466100234 0.436987240534089 1559 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NOP4/YPL043W Unknown Unknown Unknown YPL227C ALG5 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0134330930203528 0.436947903770262 1560 UDP-glucose:dolichyl-phosphate glucosyltransferase, involved in asparagine-linked glycosylation in the endoplasmic reticulum protein N-linked glycosylation dolichyl-phosphate beta-glucosyltransferase activity endoplasmic reticulum membrane YKL093W MBR1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0134285032871265 0.437104592412581 1561 Protein involved in mitochondrial functions and stress response; overexpression suppresses growth defects of hap2, hap3, and hap4 mutants aerobic respiration molecular_function cellular_component YOL021C DIS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0134209275555423 0.437431738145566 1562 Exosome core complex catalytic subunit; possesses both endonuclease and 3'-5' exonuclease activity; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase R and to human DIS3; protein abundance increases in response to DNA replication stress nuclear mRNA surveillance|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent rRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ncRNA 3'-end processing 3'-5'-exoribonuclease activity|endoribonuclease activity|tRNA binding mitochondrion|nucleolus|nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YHR184W SSP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0134126420737399 0.437714757124787 1563 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 YNL070W TOM7 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0134096115860369 0.437749875502283 1564 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex protein import into mitochondrial matrix|protein import into mitochondrial outer membrane protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YOL068C HST1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0133990067655518 0.438112343872463 1565 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 YGR276C RNH70 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0133984366751132 0.43833708890272 1566 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 YMR271C URA10 hom FT NUCLEOTIDE METABOLISM 0.0133947756664533 0.438325403627807 1567 Minor orotate phosphoribosyltransferase (OPRTase) isozyme; catalyzes the fifth enzymatic step in the de novo biosynthesis of pyrimidines, converting orotate into orotidine-5'-phosphate; URA10 has a paralog, URA5, that arose from the whole genome duplication 'de novo' pyrimidine nucleobase biosynthetic process|pyrimidine ribonucleoside biosynthetic process orotate phosphoribosyltransferase activity cytoplasm YDR381W YRA1 het FT RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS 0.013380528338823 0.438744340863551 1568 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 YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0133704646110334 0.439088759439854 1569 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0133458281027463 0.440410968074538 1570 Alpha-tubulin folding protein, similar to mammalian cofactor B; Alf1p-GFP localizes to cytoplasmic microtubules; required for the folding of alpha-tubulin and may play an additional role in microtubule maintenance protein folding|post-chaperonin tubulin folding pathway microtubule binding|alpha-tubulin binding nucleus|cytoplasm YKR097W PCK1 hom FT CARBOHYDRATE METABOLISM 0.0133456091688326 0.439940070866662 1571 Phosphoenolpyruvate carboxykinase, key enzyme in gluconeogenesis, catalyzes early reaction in carbohydrate biosynthesis, glucose represses transcription and accelerates mRNA degradation, regulated by Mcm1p and Cat8p, located in the cytosol gluconeogenesis phosphoenolpyruvate carboxykinase (ATP) activity cytosol YPL008W CHL1 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS 0.0133349320273609 0.440374330227316 1572 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 YAL037C-A_p YAL037C-A hom 0.0133304747305763 0.440458896356688 1573 Putative protein of unknown function biological_process molecular_function cellular_component YOR293W RPS10A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.0133167844606716 0.441338162279577 1574 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S10, no bacterial homolog; RPS10A has a paralog, RPS10B, that arose from the whole genome duplication cytoplasmic translation|rRNA export from nucleus structural constituent of ribosome cytosolic small ribosomal subunit YIL140W AXL2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0133138322039516 0.441029825450575 1575 Integral plasma membrane protein required for axial budding in haploid cells, localizes to the incipient bud site and bud neck; glycosylated by Pmt4p; potential Cdc28p substrate axial cellular bud site selection|cellular bud site selection molecular_function integral to plasma membrane|cellular bud neck|septin ring YLL004W ORC3 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.0132943647315762 0.441698203127469 1576 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette chromatin binding|DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YLR430W SEN1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0132762836087525 0.442319502112209 1577 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 YHL001W RPL14B hom FT TRANSLATION|RIBOSOME 0.0132695286364865 0.442824379024756 1578 Ribosomal 60S subunit protein L14B; homologous to mammalian ribosomal protein L14, no bacterial homolog; RPL14B has a paralog, RPL14A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOR324C FRT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0132563172424398 0.443006161648519 1579 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 YPR012W_d YPR012W hom 0.0132413610678254 0.443657081850457 1580 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 YDR124W_p YDR124W hom 0.0132295002006962 0.444337920797136 1581 Putative protein of unknown function; non-essential gene; expression is strongly induced by alpha factor biological_process molecular_function cellular_component YOR179C SYC1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0131986993751556 0.4449910981529 1582 Subunit of the APT subcomplex of cleavage and polyadenylation factor; may have a role in 3' end formation of both polyadenylated and non-polyadenylated RNAs; SYC1 has a paralog, YSH1, that arose from the whole genome duplication termination of RNA polymerase II transcription, exosome-dependent|termination of RNA polymerase II transcription, poly(A)-coupled RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YLR254C NDL1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0131672967945983 0.446075048420018 1583 Homolog of nuclear distribution factor NudE, NUDEL; interacts with Pac1p and regulates dynein targeting to microtubule plus ends nuclear migration along microtubule microtubule plus-end binding cytoplasmic microtubule|nucleus|cytoplasm YLR022C SDO1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0131590063239189 0.446361468406437 1584 Essential protein involved in ribosome maturation; with Ria1p, promotes release of Tif6p from 60S ribosomal subunits in the cytoplasm so that they can assemble with 40S subunits to generate mature ribosomes; ortholog of the human protein (SBDS) responsible for autosomal recessive Shwachman-Bodian-Diamond Syndrome; highly conserved across archaea and eukaryotes mature ribosome assembly molecular_function nucleus|preribosome, large subunit precursor|polysome|cytoplasm YML069W POB3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0131031773921723 0.448292974812577 1585 Subunit of the heterodimeric FACT complex (Spt16p-Pob3p); FACT associates with chromatin via interaction with Nhp6Ap and Nhp6Bp, and reorganizes nucleosomes to facilitate access to DNA by RNA and DNA polymerases; protein abundance increases in response to DNA replication stress DNA replication-independent nucleosome organization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|regulation of transcription by chromatin organization|DNA-dependent DNA replication chromatin binding|nucleosome binding|histone binding nuclear chromatin|FACT complex|replication fork protection complex|alpha DNA polymerase:primase complex YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0130969991032409 0.448574778417056 1586 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 YIL119C RPI1 hom FT SIGNALING|NUCLEUS 0.0130828026054885 0.448999058697961 1587 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 YOR173W DCS2 hom 0.0130275593345171 0.450916672743885 1588 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 YGR130C YGR130C hom 0.0130165379444559 0.451502602160435 1589 Component of the eisosome with unknown function; GFP-fusion protein localizes to the cytoplasm; specifically phosphorylated in vitro by mammalian diphosphoinositol pentakisphosphate (IP7) biological_process molecular_function eisosome|membrane raft|cytoplasm YDR407C TRS120 het FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.0130140913340537 0.451384877937543 1590 One of 10 subunits of the transport protein particle (TRAPP) complex of the cis-Golgi which mediates vesicle docking and fusion; involved in endoplasmic reticulum (ER) to Golgi membrane traffic regulation of Rab GTPase activity|early endosome to Golgi transport|intra-Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity trans-Golgi network|TRAPP complex|early endosome YBR259W YBR259W hom 0.0130080936838501 0.451593470306005 1591 Protein of unknown function; YBR259W is not an essential gene; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cellular_component YDR083W RRP8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0129988287153255 0.451915803877296 1592 Nucleolar S-adenosylmethionine-dependent rRNA methyltransferase; methylates adenine (m1A) of the large subunit (LSU) rRNA at position 645; involved in pre-rRNA cleavage at site A2; mutation is synthetically lethal with a gar1 mutation; deletion disrupts telomere maintenance by influencing the expression of neighboring gene STN1 rRNA processing methyltransferase activity nucleolus YOR270C VPH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0129983590267142 0.451999691073193 1593 Subunit a of vacuolar-ATPase V0 domain; one of two isoforms (Vph1p and Stv1p); Vph1p is located in V-ATPase complexes of the vacuole while Stv1p is located in V-ATPase complexes of the Golgi and endosomes; relative distribution to the vacuolar membrane decreases upon DNA replication stress polyphosphate metabolic process|proton transport|protein complex assembly|vacuolar acidification proton-transporting ATPase activity, rotational mechanism vacuolar proton-transporting V-type ATPase, V0 domain|fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YPL143W RPL33A het FT TRANSLATION|RIBOSOME 0.0129722231757773 0.453517696524017 1594 Ribosomal 60S subunit protein L33A; N-terminally acetylated; rpl33a null mutant exhibits slow growth while rpl33a rpl33b double null mutant is inviable; homologous to mammalian ribosomal protein L35A, no bacterial homolog; RPL33A has a paralog, RPL33B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL237W SUI3 het FT TRANSLATION|RIBOSOME 0.0129709105412052 0.452887878944002 1595 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0129655474779728 0.453277202189597 1596 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 YOR109W INP53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0129380645159348 0.454033045041093 1597 Polyphosphatidylinositol phosphatase, dephosphorylates multiple phosphatidylinositols; involved in trans Golgi network-to-early endosome pathway; hyperosmotic stress causes translocation to actin patches; contains Sac1 and 5-ptase domains phosphatidylinositol dephosphorylation phosphatidylinositol-3,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity|phosphatidylinositol-3-phosphatase activity|phosphatidylinositol-4-phosphate phosphatase activity membrane|actin cortical patch|cytoplasm YDR185C UPS3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0129272182914891 0.454411553305329 1598 Mitochondrial protein of unknown function; similar to Ups1p and Ups2p which are involved in regulation of mitochondrial cardiolipin and phosphatidylethanolamine levels; null is viable but interacts synthetically with ups1 and ups2 mutations mitochondrion morphogenesis molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial intermembrane space YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0129254700766116 0.454539955647185 1599 cis-Golgi t-SNARE syntaxin required for vesicular transport between the ER and the Golgi complex, binds at least 9 SNARE proteins ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|cis-Golgi network YIL170W HXT12 hom 0.012905881944986 0.455156661230653 1600 Possible pseudogene in strain S288C; YIL170W/HXT12 and the adjacent ORF, YIL171W, together encode a non-functional member of the hexose transporter family hexose transport|biological_process hexose transmembrane transporter activity|molecular_function integral to membrane YFL042C_p YFL042C hom 0.0129036824436253 0.455300838158415 1601 Putative protein of unknown function; YFL042C is not an essential gene biological_process molecular_function cellular_component YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0128972740644527 0.455457460209646 1602 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 YOL106W_d YOL106W hom 0.012865550130803 0.456768767701542 1603 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR007W NSE1 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0128549700784924 0.457004594374104 1604 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair DNA repair|postreplication repair molecular_function Smc5-Smc6 complex|nucleus YCR081W SRB8 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0128324899874236 0.457926429119851 1605 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 YGR212W SLI1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0128240025408551 0.458022427780231 1606 N-acetyltransferase, confers resistance to the sphingolipid biosynthesis inhibitor myriocin (ISP-1) by converting it into N-acetyl-myriocin, co-operates with Ypk1p in mediating resistance to myriocin response to drug N-acetyltransferase activity nuclear envelope|plasma membrane YDL209C CWC2 het FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0128231911097061 0.458790266116616 1607 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; binds directly to U6 snRNA; similar to S. pombe Cwf2 mRNA cis splicing, via spliceosome|mRNA splicing, via spliceosome|spliceosomal snRNP assembly pre-mRNA binding|first spliceosomal transesterification activity|U6 snRNA binding|second spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome|U2-type catalytic step 2 spliceosome YMR028W TAP42 het FT SIGNALING 0.0128231029775467 0.458053968451121 1608 Essential protein involved in the TOR signaling pathway; physically associates with the protein phosphatase 2A and the SIT4 protein phosphatase catalytic subunits TOR signaling cascade|positive regulation of transcription from RNA polymerase I promoter molecular_function cytosol|extrinsic to membrane YML052W SUR7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|MITOCHONDRION|PLASMA MEMBRANE 0.012811565209606 0.458458615984564 1609 Plasma membrane protein that localizes to furrow-like invaginations (MCC patches); component of eisosomes; associated with endocytosis, along with Pil1p and Lsp1p; sporulation and plasma membrane sphingolipid content are altered in mutants endocytosis|ascospore formation molecular_function cell cortex|eisosome|mitochondrion|membrane raft|integral to membrane|plasma membrane|actin cortical patch YAL008W FUN14 hom FT MITOCHONDRION 0.0127996634922566 0.458876237646095 1610 Mitochondrial protein of unknown function biological_process molecular_function mitochondrial outer membrane|mitochondrion YPL254W HFI1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0127966212575263 0.458983021397564 1611 Adaptor protein required for structural integrity of the SAGA complex, a histone acetyltransferase-coactivator complex that is involved in global regulation of gene expression through acetylation and transcription functions histone acetylation|chromatin modification|transcription from RNA polymerase II promoter transcription coactivator activity|transcription cofactor activity SLIK (SAGA-like) complex|Ada2/Gcn5/Ada3 transcription activator complex|SAGA complex YDR130C FIN1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0127866441424016 0.459333320096989 1612 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 YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0127826570947186 0.459473348063448 1613 Protein involved in N-glycosylation; deletion mutation confers sensitivity to exidative stress and shows synthetic lethality with mutations in the spindle checkpoint genes BUB3 and MAD1; YNL080C is not an essential gene cellular response to oxidative stress|protein N-linked glycosylation molecular_function integral to membrane|endoplasmic reticulum membrane YLR066W SPC3 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.012781411393299 0.459517102886973 1614 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 YJR021C REC107 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0127804685271691 0.459550222278265 1615 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 YPR062W FCY1 hom FT NUCLEUS 0.0127802696318793 0.459557208902999 1616 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 YKR055W RHO4 hom FT SIGNALING|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.012754505600578 0.460462728380422 1617 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 YLR183C TOS4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0127516196334697 0.460564222555349 1618 Putative transcription factor, contains Forkhead Associated domain; found associated with chromatin; target of SBF transcription factor; expression is periodic and peaks in G1; relative distribution to the nucleus increases upon DNA replication stress; TOS4 has a paralog, PLM2, that arose from the whole genome duplication response to DNA damage stimulus chromatin binding nuclear chromatin|Rpd3L-Expanded complex|mitochondrion|nucleus|cytoplasm YKL156W RPS27A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0127319563720043 0.461322998424709 1619 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 YJR135C MCM22 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0127259660647908 0.461466960991067 1620 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 YOR045W TOM6 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0127227744679034 0.461579341022596 1621 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; promotes assembly and stability of the TOM complex mitochondrial outer membrane translocase complex assembly|protein import into mitochondrial matrix protein channel activity mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YLL049W LDB18 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0126958979701796 0.46252630121215 1622 Component of the dynactin complex, which is required for dynein activity; null mutant exhibits defects in nuclear migration and spindle orientation and has reduced affinity for alcian blue dye; has homology to mammalian dynactin subunit p24 establishment of mitotic spindle orientation molecular_function dynactin complex|cell cortex|spindle pole body|astral microtubule YJL067W_d YJL067W hom 0.0126931542716114 0.462890439382208 1623 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL160W YGP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS 0.0126866716717412 0.462851628027958 1624 Cell wall-related secretory glycoprotein; induced by nutrient deprivation-associated growth arrest and upon entry into stationary phase; may be involved in adaptation prior to stationary phase entry; has similarity to Sps100p cell wall assembly molecular_function extracellular region YER167W BCK2 hom FT CELL CYCLE|NUCLEUS 0.0126797273194874 0.463163371601003 1625 Protein rich in serine and threonine residues involved in protein kinase C signaling pathway, which controls cell integrity; overproduction suppresses pkc1 mutations regulation of cell cycle|positive regulation of gene expression|G1/S transition of mitotic cell cycle molecular_function nucleus|cytoplasm YPL259C APM1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.012671943696851 0.463371212638205 1626 Mu1-like medium subunit of the clathrin-associated protein complex (AP-1); binds clathrin; involved in clathrin-dependent Golgi protein sorting Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YHR021C RPS27B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0126626344670405 0.46369979817083 1627 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S27, no bacterial homolog; RPS27B has a paralog, RPS27A, 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)|endonucleolytic cleavage of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit YGL084C GUP1 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0126611812743919 0.463751102848066 1628 Plasma membrane protein involved in remodeling GPI anchors; member of the MBOAT family of putative membrane-bound O-acyltransferases; proposed to be involved in glycerol transport GPI anchor biosynthetic process|glycerol transport|glycerol catabolic process O-acyltransferase activity integral to membrane|endoplasmic reticulum|plasma membrane|membrane YDL127W PCL2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0126471307913287 0.464247315314236 1629 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 YCL036W GFD2 hom 0.0126433627294883 0.464380439905192 1630 Protein of unknown function; identified as a high-copy suppressor of a dbp5 mutation; GFD2 has a paralog, YDR514C, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL122C NAB2 het FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS 0.0126402508008149 0.464490399499991 1631 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 YLR249W YEF3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0126372959592096 0.464594821845859 1632 Gamma subunit of translational elongation factor eEF1B; stimulates the binding of aminoacyl-tRNA (AA-tRNA) to ribosomes by releasing eEF1A (Tef1p/Tef2p) from the ribosomal complex; contains two ABC cassettes; binds and hydrolyzes ATP; YEF3 has a paralog, HEF3, that arose from the whole genome duplication translational elongation|translational termination ATPase activity|translation elongation factor activity cytosolic ribosome|ribosome YOR251C TUM1 hom FT RNA PROCESSING|MITOCHONDRION 0.0126219893931693 0.465202610301855 1633 Rhodanese domain sulfur transferase, accepts persulfite from Nfs1p and transfers it to Uba4p in the pathway for 2-thiolation of the wobble uridine base of tRNAs; also stimulates sulfur transfer by Nfs1p; may be mitochondrially localized tRNA wobble position uridine thiolation|tRNA wobble uridine modification thiosulfate sulfurtransferase activity cytoplasm YJL008C CCT8 het 0.0126157068298845 0.465358164861862 1634 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex|cytoplasm YPL255W BBP1 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0126101607169252 0.465554375365804 1635 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 YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.0126036945400491 0.465783193916224 1636 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and vacuole; YOL019W has a paralog, DCV1, that arose from the whole genome duplication biological_process molecular_function integral to membrane|plasma membrane|fungal-type vacuole YBL070C_d YBL070C hom 0.012603176373146 0.465801532986595 1637 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR236C FMN1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0126021335766768 0.46630500021572 1638 Riboflavin kinase, produces riboflavin monophosphate (FMN); FMN is a necessary cofactor for many enzymes; predominantly localizes to the microsomal fraction and also found in the mitochondrial inner membrane FMN biosynthetic process riboflavin kinase activity|FMN adenylyltransferase activity intracellular membrane-bounded organelle|mitochondrial inner membrane YLR264C-A_p YLR264C-A hom 0.0125880374047855 0.466337511427067 1639 Putative protein of unknown function biological_process molecular_function cellular_component YDR260C SWM1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0125823207030098 0.46653999390822 1640 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 YIL053W RHR2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0125500744692784 0.467683050989299 1641 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 YOR255W OSW1 hom FT CELL WALL ORG/BIOGENESIS 0.0125393550773952 0.468063372795922 1642 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 YER088C DOT6 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0125160200215384 0.468891887532398 1643 Protein involved in rRNA and ribosome biogenesis; binds polymerase A and C motif; subunit of the RPD3L histone deacetylase complex; has chromatin specific SANT domain; involved in telomeric gene silencing and filamentation; DOT6 has a paralog, TOD6, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress chromatin silencing at rDNA|filamentous growth|regulation of transcription from RNA polymerase II promoter|unidimensional cell growth|chromatin silencing at telomere sequence-specific DNA binding Rpd3L-Expanded complex|nucleus|Rpd3L complex|cytoplasm YLR012C_p YLR012C hom 0.012495093831233 0.469967402740254 1644 Putative protein of unknown function; YLR012C is not an essential gene biological_process molecular_function cellular_component YGL223C COG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0124709676484607 0.470958020731826 1645 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments retrograde transport, vesicle recycling within Golgi|intra-Golgi vesicle-mediated transport|CVT pathway molecular_function Golgi transport complex YJL091C GWT1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0124617754161717 0.471484186067229 1646 Protein involved in the inositol acylation of glucosaminyl phosphatidylinositol (GlcN-PI) to form glucosaminyl(acyl)phosphatidylinositol (GlcN(acyl)PI), an intermediate in the biosynthesis of glycosylphosphatidylinositol (GPI) anchors GPI anchor biosynthetic process glucosaminyl-phosphotidylinositol O-acyltransferase activity integral to membrane|nuclear outer membrane-endoplasmic reticulum membrane network YKR011C YKR011C hom FT NUCLEUS 0.0124547692212479 0.47107046016315 1647 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 YGL056C SDS23 hom FT CELL DIVISION|NUCLEUS 0.0124529575098842 0.47120121434003 1648 One of two S. cerevisiae homologs (Sds23p and Sds24p) of the S. pombe Sds23 protein, which is implicated in APC/cyclosome regulation; involved in cell separation during budding; SDS23 has a paralog, SDS24, that arose from the whole genome duplication cytokinetic cell separation molecular_function nucleus|cytoplasm YIL028W_d YIL028W hom 0.0124128485489578 0.472564709219339 1649 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL147W LSM7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0124013926396372 0.472973504878745 1650 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 YFL019C_d YFL019C hom 0.0123795131778909 0.473754797593058 1651 Dubious open reading frame unlikely to encode a protein; YFL019C is not an essential gene Unknown Unknown Unknown YNL173C MDG1 hom FT SIGNALING|PLASMA MEMBRANE 0.0123732227052415 0.473979554995825 1652 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 YBL062W_d YBL062W hom 0.012361072382898 0.474413849528788 1653 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR087W RFC5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0123313813044534 0.475476030060863 1654 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 YOL099C_d YOL099C hom 0.0123080404559592 0.476311949526332 1655 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene PKH2/YOL100W; may interact with ribosomes Unknown Unknown Unknown YGL103W RPL28 het FT TRANSLATION|NUCLEUS|RIBOSOME 0.0123045926751108 0.476435495112822 1656 Ribosomal 60S subunit protein L28; homologous to mammalian ribosomal protein L27A and bacterial L15; may have peptidyl transferase activity; can mutate to cycloheximide resistance cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit|nucleus YKL154W SRP102 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0123035528956187 0.476472757353788 1657 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 YGR142W BTN2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0122597362332431 0.478439027262145 1658 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 YGR275W RTT102 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0122480168327643 0.478465302370332 1659 Component of both the SWI/SNF and RSC chromatin remodeling complexes; suggested role in chromosome maintenance; possible weak regulator of Ty1 transposition; protein abundance increases in response to DNA replication stress chromosome segregation|nucleosome disassembly|chromatin remodeling|transcription elongation from RNA polymerase II promoter molecular_function RSC complex|SWI/SNF complex|nucleus YDR164C SEC1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0122237937151902 0.479335812288557 1660 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 YLR051C FCF2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0121952107814192 0.480429664708322 1661 Essential nucleolar protein involved in the early steps of 35S rRNA processing; interacts with Faf1p; member of a transcriptionally co-regulated set of genes called the RRB regulon endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus YER174C GRX4 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0121893454199297 0.480575272579674 1662 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 YDL187C_d YDL187C hom 0.0121783415697626 0.480971562022467 1663 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL199C_p YPL199C hom 0.0121694269286552 0.481292741682604 1664 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cytoplasm YBR134W_d YBR134W hom 0.0121561090013024 0.481772781718399 1665 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR080W DIA2 hom FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|CHROMOSOME|UBIQUITIN LIGASE COMPLEX 0.0121513985646592 0.481942630064022 1666 Origin-binding F-box protein; forms an SCF ubiquitin ligase complex with Skp1p and Cdc53p; plays a role in DNA replication; plays a role in transcription; required for correct assembly of RSC complex, correct RSC-mediated transcription regulation, and correct nucleosome positioning; involved in invasive and pseudohyphal growth; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of DNA replication|invasive growth in response to glucose limitation|protein ubiquitination ubiquitin-protein ligase activity|DNA replication origin binding SCF ubiquitin ligase complex|nucleus|nuclear replication fork YGR225W AMA1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0121422643688161 0.482468353916089 1667 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 YGR126W_p YGR126W hom FT NUCLEUS 0.0121417309107844 0.482291327080726 1668 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YLR058C SHM2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|SITE OF POLARIZED GROWTH 0.0121082863576995 0.483629322999538 1669 Cytosolic serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; major isoform involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis one-carbon metabolic process glycine hydroxymethyltransferase activity plasma membrane|mating projection tip|cytoplasm YGL112C TAF6 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.0121075677475694 0.483524635875996 1670 Subunit (60 kDa) of TFIID and SAGA complexes, involved in transcription initiation of RNA polymerase II and in chromatin modification, similar to histone H4 histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II activating transcription factor binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YLL048C YBT1 hom FT NUCLEOTIDE METABOLISM 0.0120972179876989 0.483963890991113 1671 Transporter of the ATP-binding cassette (ABC) family; involved in bile acid transport; negative regulator of vacuole fusion; regulates the release of lumenal Ca2+ stores; similar to mammalian bile transporters bile acid and bile salt transport bile acid-exporting ATPase activity integral to membrane|fungal-type vacuole YGR034W RPL26B hom FT TRANSLATION|RIBOSOME 0.0120604078790177 0.485229939972501 1672 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 YDR080W VPS41 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0120582689539144 0.485307360742433 1673 Vacuolar membrane protein that is a subunit of the homotypic vacuole fusion and vacuole protein sorting (HOPS) complex; essential for membrane docking and fusion at the Golgi-to-endosome and endosome-to-vacuole stages of protein transport regulation of SNARE complex assembly|regulation of vacuole fusion, non-autophagic|piecemeal microautophagy of nucleus|vacuole organization|vesicle-mediated transport|protein transport|vacuole fusion, non-autophagic|vacuolar protein processing Rab guanyl-nucleotide exchange factor activity|phosphatidylinositol binding endosome|fungal-type vacuole membrane|HOPS complex YPR005C HAL1 hom FT TRANSCRIPTION FROM RNA POL II 0.012056966450238 0.485354509584508 1674 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 YDL125C HNT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0120397228594932 0.485978937425969 1675 Adenosine 5'-monophosphoramidase; interacts physically and genetically with Kin28p, a CDK and TFIIK subunit, and genetically with CAK1; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins and similar to Hint; protein abundance increases in response to DNA replication stress nucleotide metabolic process hydrolase activity|nucleotide binding nucleus|cytoplasm YPL225W YPL225W hom 0.0120350741271698 0.486147352416168 1676 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cytoplasm YNL072W RNH201 hom FT NUCLEUS 0.0120299357363781 0.486333543531888 1677 Ribonuclease H2 catalytic subunit, removes RNA primers during Okazaki fragment synthesis and errant ribonucleotides misincorporated during DNA replication; homolog of RNAse HI; related to human AGS4 which causes Aicardi-Goutieres syndrome DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus YOR025W HST3 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.012024796735825 0.486519795280583 1678 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 YLR063W_p YLR063W hom 0.0120095707580397 0.487071853459593 1679 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 YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0120031933940211 0.487303182148091 1680 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 YBL049W MOH1 hom 0.0119980827066684 0.487488606956735 1681 Protein of unknown function, has homology to kinase Snf7p; not required for growth on nonfermentable carbon sources; essential for survival in stationary phase biological_process molecular_function cellular_component YOR359W VTS1 hom FT PROTEIN LOCALIZATION|RNA PROCESSING|NUCLEUS 0.0119941494134709 0.48769633888302 1682 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 YOR044W IRC23 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0119924964196879 0.487691330906674 1683 Putative protein of unknown function; green fluorescent protein (GFP)-fusion localizes to the ER; null mutant displays increased levels of spontaneous Rad52p foci; IRC23 has a paralog, BSC2, that arose from the whole genome duplication biological_process molecular_function endoplasmic reticulum YML020W_p YML020W hom 0.0119594439062144 0.488891722395778 1684 Putative protein of unknown function biological_process molecular_function cellular_component YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.011929290065083 0.489988227273174 1685 Protein involved in localization of Cdc24p to the site of bud growth; may act as a membrane anchor; localizes to the bud neck and bud tip; potentially phosphorylated by Cdc28p budding cell bud growth molecular_function cellular bud neck|cellular bud tip YHR092C HXT4 hom FT PLASMA MEMBRANE 0.0119205507172499 0.490306269206203 1686 High-affinity glucose transporter; member of the major facilitator superfamily, expression is induced by low levels of glucose and repressed by high levels of glucose; HXT4 has a paralog, HXT7, that arose from the whole genome duplication hexose transport pentose transmembrane transporter activity|mannose transmembrane transporter activity|glucose transmembrane transporter activity|fructose transmembrane transporter activity integral to membrane|plasma membrane YGL080W FMP37 hom FT MITOCHONDRION 0.0119065007332673 0.490817808067096 1687 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; null mutant displays slow growth that is complemented by expression of human or mouse ortholog; mutation in human ortholog is associated with lactic acidosis and hyperpyruvatemia mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|integral to mitochondrial inner membrane YDR207C UME6 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME 0.0118884239080527 0.491670519630966 1688 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 YPL138C SPP1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0118743895967507 0.491988001928931 1689 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 YBR093C PHO5 hom FT RESPONSE TO NUTRIENT LEVELS 0.01184493345482 0.493062756870911 1690 Repressible acid phosphatase (1 of 3) that also mediates extracellular nucleotide-derived phosphate hydrolysis; secretory pathway derived cell surface glycoprotein; induced by phosphate starvation and coordinately regulated by PHO4 and PHO2 cellular response to phosphate starvation|phosphate-containing compound metabolic process|regulation of cell size nucleoside-triphosphate diphosphatase activity|nucleoside-triphosphatase activity|acid phosphatase activity fungal-type cell wall|cell wall-bounded periplasmic space YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.0118416823281885 0.493246020954922 1691 Protein involved in cellular response to oxidative stress; required for oxidation of specific cysteine residues of transcription factor Yap1p, resulting in nuclear localization of Yap1p in response to stress; YBP1 has a paralog, YBP2, that arose from the whole genome duplication cellular response to oxidative stress molecular_function cytoplasm YJL126W NIT2 hom 0.0117993557154411 0.494728208988408 1692 Nit protein, one of two proteins in S. cerevisiae with similarity to the Nit domain of NitFhit from fly and worm and to the mouse and human Nit protein which interacts with the Fhit tumor suppressor; nitrilase superfamily member biological_process hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cellular_component YLR427W MAG2 hom 0.0117971506865314 0.494808858906051 1693 Cytoplasmic protein of unknown function; induced in response to mycotoxin patulin; ubiquitinated protein similar to the human ring finger motif protein RNF10; predicted to be involved in repair of alkylated DNA due to interaction with MAG1 biological_process molecular_function cytoplasm YIL087C AIM19 hom FT MITOCHONDRION 0.0117813754830198 0.495386048834211 1694 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 YCL004W PGS1 het FT LIPID METABOLISM|MITOCHONDRION 0.0117639397198089 0.49602441393457 1695 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 YMR140W SIP5 hom FT RESPONSE TO NUTRIENT LEVELS 0.0117393856130424 0.496924142087024 1696 Protein of unknown function; interacts with both the Reg1p/Glc7p phosphatase and the Snf1p kinase; forms cytoplasmic foci upon DNA replication stress cellular response to glucose starvation molecular_function cytoplasm YER173W RAD24 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0117334617200329 0.497141339463244 1697 Checkpoint protein, involved in the activation of the DNA damage and meiotic pachytene checkpoints; subunit of a clamp loader that loads Rad17p-Mec3p-Ddc1p onto DNA; homolog of human and S. pombe Rad17 protein reciprocal meiotic recombination|DNA damage checkpoint|nucleotide-excision repair DNA clamp loader activity Rad17 RFC-like complex|nucleus YLR384C IKI3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0117252984808346 0.497440724460013 1698 Subunit of Elongator complex, which is required for modification of wobble nucleosides in tRNA; maintains structural integrity of Elongator; homolog of human IKAP, mutations in which cause familial dysautonomia (FD) regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification molecular_function Elongator holoenzyme complex|nucleus|cytoplasm YPR195C_d YPR195C hom 0.0117248936676344 0.497455573391921 1699 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 0.0117162996617554 0.497770865336661 1700 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 YGR066C_p YGR066C hom 0.0117084641452167 0.498058422893343 1701 Putative protein of unknown function biological_process molecular_function cellular_component YPL167C REV3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0116752728697361 0.499277496817626 1702 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 YJR068W RFC2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0116669251850823 0.499776539618587 1703 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|cell cycle checkpoint|leading strand elongation DNA clamp loader activity|purine nucleotide binding Elg1 RFC-like complex|DNA replication factor C complex|Rad17 RFC-like complex|Ctf18 RFC-like complex YLR408C_p BLS1 hom 0.0116588454265931 0.499945468228354 1704 Putative protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; green fluorescent protein (GFP)-fusion protein localizes to the endosome; YLR408C is not an essential gene biological_process molecular_function endosome|BLOC-1 complex YKR035C_d OPI8 hom 0.0116326486392801 0.501165230196983 1705 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 YOL121C RPS19A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RNA LOCALIZATION|RIBOSOME 0.011618559195901 0.501364179531834 1706 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 YNL103W MET4 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0116183399636361 0.501372254756627 1707 Leucine-zipper transcriptional activator, responsible for the regulation of the sulfur amino acid pathway, requires different combinations of the auxiliary factors Cbf1p, Met28p, Met31p and Met32p response to cadmium ion|sulfur amino acid metabolic process|response to arsenic-containing substance|positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity nucleus YBL050W SEC17 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION 0.0116169269493516 0.50142430352854 1708 Peripheral membrane protein required for vesicular transport between ER and Golgi, the 'priming' step in homotypic vacuole fusion, and autophagy; stimulates the ATPase activity of Sec18p; has similarity to mammalian alpha-SNAP autophagy|SNARE complex disassembly|vesicle fusion with Golgi apparatus|vacuole fusion, non-autophagic ATPase activator activity|soluble NSF attachment protein activity SNARE complex|cytosol|extrinsic to membrane YLR438C-A LSM3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0116063606587314 0.501813606410267 1709 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; protein increases in abundance and relocalizes from nucleus to cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome RNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|U4/U6 x U5 tri-snRNP complex YGR271C-A EFG1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0116009982603541 0.502011238991462 1710 Essential protein required for maturation of 18S rRNA; null mutant is sensitive to hydroxyurea and is delayed in recovering from alpha-factor arrest; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus G1 phase of mitotic cell cycle|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus YOL076W MDM20 hom FF|FT MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION 0.0115859020446648 0.502887006819023 1711 Non-catalytic subunit of the NatB N-terminal acetyltransferase, which catalyzes N-acetylation of proteins with specific N-terminal sequences; involved in mitochondrial inheritance and actin assembly mitochondrion inheritance|N-terminal peptidyl-methionine acetylation|cytoskeleton organization peptide alpha-N-acetyltransferase activity NatB complex YPL023C MET12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0115765351677763 0.502913354630814 1712 Protein with methylenetetrahydrofolate reductase (MTHFR) activity in vitro; null mutant has no phenotype and is prototrophic for methionine; MET13 encodes major isozyme of MTHFR biological_process methylenetetrahydrofolate reductase (NADPH) activity cellular_component YDR478W SNM1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0115717993216462 0.503088095409001 1713 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 YHR114W BZZ1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0115664416972629 0.503285816884825 1714 SH3 domain protein implicated in the regulation of actin polymerization, able to recruit actin polymerization machinery through its SH3 domains, colocalizes with cortical actin patches and Las17p, interacts with type I myosins response to salt stress|actin filament organization|endocytosis molecular_function mating projection tip|cytoplasm|actin cortical patch YGL078C DBP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0115599375750074 0.503717129437529 1715 RNA-Dependent ATPase, member of DExD/H-box family; involved in cleavage of site A3 within the ITS1 spacer during rRNA processing; not essential for growth, but deletion causes severe slow-growth phenotype endonucleolytic cleavage in ITS1 upstream of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) RNA-dependent ATPase activity nucleolus|preribosome, large subunit precursor YDR489W SLD5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0115553529553148 0.503695173780684 1716 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 YPR147C_p YPR147C hom 0.011540087575312 0.50425900457299 1717 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 YHR113W APE4 hom FT PROTEOLYSIS 0.0115352465687404 0.504437877884548 1718 Cytoplasmic aspartyl aminopeptidase that may also function in the vacuole; CVT pathway cargo protein; cleaves unblocked N-terminal acidic amino acids from peptide substrates; forms a 12-subunit homo-oligomer; M18 metalloprotease family proteolysis aminopeptidase activity fungal-type vacuole lumen|ribosome|cytoplasm YCR091W KIN82 hom FT MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION 0.0114890191291797 0.506147646968279 1719 Putative serine/threonine protein kinase implicated in the regulation of phospholipid asymmetry through the activation of phospholipid translocases (flippases) Lem3p-Dnf1p/Dnf2p; similar to Fpk1p phospholipid translocation|protein phosphorylation|response to pheromone protein kinase activity cellular_component YIL057C RGI2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0114813937541037 0.506429971759732 1720 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 YLR255C_d YLR255C hom 0.0114763678845916 0.506616096714203 1721 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YMR283C RIT1 hom FT RNA PROCESSING 0.0114742652779907 0.506947915307384 1722 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 YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0114731924230274 0.506733713328918 1723 Integral ER membrane protein, regulates phospholipid metabolism; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PI4P levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; interacts with FFAT motif of Opi1p; involved in telomeric silencing; null shows inositol auxotrophy above 34 deg C; VAP homolog; SCS2 has a paralog, SCS22, that arose from the whole genome duplication endoplasmic reticulum inheritance|regulation of intracellular lipid transport|negative regulation of transcription factor import into nucleus|phospholipid biosynthetic process|chromatin silencing at telomere phosphatidylinositol binding|FFAT motif binding nuclear membrane|integral to endoplasmic reticulum membrane|nuclear envelope|endoplasmic reticulum|cellular bud tip YDL105W NSE4 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0114646186610667 0.507305172179415 1724 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair DNA repair molecular_function Smc5-Smc6 complex|nucleus YDR444W_p YDR444W hom FT LIPID METABOLISM 0.011452146966103 0.507513583081434 1725 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YMR302C YME2 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0114456377204232 0.508071936591882 1726 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 YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0114275467182909 0.508425978588575 1727 RNA binding protein that associates with polysomes; may be involved in regulating mRNA translation; involved in the copper-dependent mineralization of copper sulfide complexes on cell surface in cells cultured in copper salts; SLF1 has a paralog, SRO9, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cellular copper ion homeostasis|regulation of translation RNA binding polysome|cytoplasm YML096W_p YML096W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0113994518107656 0.509658774126752 1728 Putative protein of unknown function with similarity to asparagine synthetases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YML096W is not an essential gene and partially overlaps the verified gene RAD10 biological_process molecular_function cytoplasm YOR040W GLO4 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0113816537166081 0.510130393599086 1729 Mitochondrial glyoxalase II, catalyzes the hydrolysis of S-D-lactoylglutathione into glutathione and D-lactate cellular carbohydrate metabolic process|methylglyoxal catabolic process to D-lactate hydroxyacylglutathione hydrolase activity mitochondrion|mitochondrial matrix YIR018W YAP5 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0113605030565042 0.510916910091428 1730 Basic leucine zipper (bZIP) iron-sensing transcription factor; YAP5 has a paralog, YAP7, that arose from the whole genome duplication negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to iron|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin|nucleus YOR168W GLN4 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0113525356643014 0.511213352707706 1731 Glutamine tRNA synthetase, monomeric class I tRNA synthetase that catalyzes the specific glutaminylation of tRNA(Glu); N-terminal domain proposed to be involved in enzyme-tRNA interactions glutaminyl-tRNA aminoacylation glutamine-tRNA ligase activity cytosol|mitochondrion YBL084C CDC27 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0113487536080811 0.51154336049113 1732 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YBR064W_d YBR064W hom 0.0113056507285085 0.512959616889268 1733 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YBR063C Unknown Unknown Unknown YJL059W YHC3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.0112855228408387 0.513710246881925 1734 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 YKR010C TOF2 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|MITOCHONDRION 0.0112659007777843 0.514442562782903 1735 Protein required for rDNA silencing and mitotic rDNA condensation; stimulates Cdc14p phosphatase activity and biphasic release to promote rDNA repeat segregation; required for condensin recruitment to the replication fork barrier site; TOF2 has a paralog, NET1, that arose from the whole genome duplication nucleolus organization|rDNA condensation|chromatin silencing at rDNA|protein localization to nucleolar rDNA repeats phosphatase activator activity mitochondrion|nucleolus YDL045C FAD1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0112587018314641 0.514711370939086 1736 Flavin adenine dinucleotide (FAD) synthetase, performs the second step in synthesis of FAD from riboflavin FAD biosynthetic process FMN adenylyltransferase activity cytoplasm YOR320C GNT1 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0112432703619258 0.515287826661009 1737 N-acetylglucosaminyltransferase capable of modification of N-linked glycans in the Golgi apparatus protein N-linked glycosylation acetylglucosaminyltransferase activity Golgi medial cisterna YDR187C_d YDR187C het FF 0.0112416905089796 0.515346862319234 1738 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 YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0112301671323308 0.515777571913745 1739 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 YNL063W MTQ1 hom FT TRANSLATION|MITOCHONDRION 0.011225922028235 0.515936288340138 1740 S-adenosylmethionine-dependent methyltransferase; methylates translational release factor Mrf1p; similar to E.coli PrmC; is not an essential gene translational readthrough S-adenosylmethionine-dependent methyltransferase activity mitochondrion YBL074C AAR2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0112130629666293 0.516417218868762 1741 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 YPR025C CCL1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.011193288106717 0.517157254143581 1742 Cyclin associated with protein kinase Kin28p, which is the TFIIH-associated carboxy-terminal domain (CTD) kinase involved in transcription initiation at RNA polymerase II promoters phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|cyclin-dependent protein kinase regulator activity mitochondrion|holo TFIIH complex|TFIIK complex YMR304C-A_d YMR304C-A hom 0.0111907440758145 0.517252499335862 1743 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SCW10 Unknown Unknown Unknown YIL134C-A_p YIL134C-A hom 0.0111757874407167 0.517812639724285 1744 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YGR108W CLB1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0111738363257076 0.517885733981548 1745 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 YDL156W CMR1 hom FT NUCLEUS|CHROMOSOME 0.0111351827548687 0.51933490446074 1746 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 YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0111154773099797 0.520074490488985 1747 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 YGR249W MGA1 hom FT NUCLEUS 0.0111059024904536 0.520434049095735 1748 Protein similar to heat shock transcription factor; multicopy suppressor of pseudohyphal growth defects of ammonium permease mutants filamentous growth sequence-specific DNA binding|DNA binding|sequence-specific DNA binding transcription factor activity nucleus YJL070C_p YJL070C hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0110962830477163 0.521044518992268 1749 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; may regulate purine nucleotide homeostasis as overexpression in an AMD1 strain grown in adenine results in greatly reduced GDP and GTP intracellular levels; not an essential gene; YJL070C has a paralog, YBR284W, that arose from the whole genome duplication biological_process AMP deaminase activity|molecular_function mitochondrion|cytoplasm YBR218C PYC2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.01107250545546 0.521689193455928 1750 Pyruvate carboxylase isoform; cytoplasmic enzyme that converts pyruvate to oxaloacetate; differentially regulated than isoform Pyc1p; mutations in the human homolog are associated with lactic acidosis; PYC2 has a paralog, PYC1, that arose from the whole genome duplication NADPH regeneration|gluconeogenesis pyruvate carboxylase activity cytosol YMR032W HOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0110307382059725 0.523261099046162 1751 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 YPL177C CUP9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0110297215469615 0.523299391157952 1752 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 YER101C AST2 hom FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS 0.0110184394244701 0.523724424881554 1753 Lipid raft associated protein; overexpression restores Pma1p localization to lipid rafts which is required for targeting of Pma1p to the plasma membrane; sometimes classified in the medium-chain dehydrogenase/reductases (MDRs) superfamily; AST2 has a paralog, AST1, that arose from the whole genome duplication protein targeting to membrane molecular_function cytoplasm YPL028W ERG10 het FT LIPID METABOLISM 0.0110158101225783 0.523823504534588 1754 Acetyl-CoA C-acetyltransferase (acetoacetyl-CoA thiolase), cytosolic enzyme that transfers an acetyl group from one acetyl-CoA molecule to another, forming acetoacetyl-CoA; involved in the first step in mevalonate biosynthesis ergosterol biosynthetic process acetyl-CoA C-acetyltransferase activity cytosol YGL130W CEG1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0110112087957557 0.523996918870985 1755 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 YDR011W SNQ2 hom FF|FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0109962030008701 0.524562660074891 1756 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 YOR127W RGA1 hom FT SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0109810485494273 0.525134323085797 1757 GTPase-activating protein for polarity-establishment protein Cdc42p; implicated in control of septin organization, pheromone response, and haploid invasive growth; relocalizes from bud neck to cytoplasm upon DNA replication stress budding cell isotropic bud growth|pheromone-dependent signal transduction involved in conjugation with cellular fusion|pseudohyphal growth|actin filament organization|establishment of cell polarity|small GTPase mediated signal transduction|invasive growth in response to glucose limitation|budding cell apical bud growth Rho GTPase activator activity cellular bud neck split septin rings YLR336C SGD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0109782143613055 0.525241270965091 1758 Essential nuclear protein, required for biogenesis of the small ribosomal subunit; has a possible role in the osmoregulatory glycerol response; putative homolog of human NOM1 which is implicated in acute myeloid leukemia ribosomal small subunit biogenesis|hyperosmotic response molecular_function nucleolus|nucleus|FAl1-SGD1 complex YDL160C DHH1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION 0.0109763081891389 0.525375063926126 1759 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 YCR105W ADH7 hom FT OXIDATION-REDUCTION PROCESS 0.0109611513590645 0.525885377441756 1760 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 YEL018W EAF5 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0109496895995729 0.526503612696167 1761 Esa1p-associated factor, non-essential subunit of the NuA4 acetyltransferase complex DNA repair molecular_function nucleus|NuA4 histone acetyltransferase complex YBR113W_d YBR113W hom 0.0109416136988452 0.526623394439291 1762 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 YDL214C PRR2 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0108999928564383 0.528628809031967 1763 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 YGR059W SPR3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0108801926923561 0.528946954395781 1764 Sporulation-specific homolog of the yeast CDC3/10/11/12 family of bud neck microfilament genes; septin protein involved in sporulation; regulated by ABFI ascospore formation structural molecule activity septin complex|ascospore wall|prospore membrane YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.010842297191338 0.53038313999935 1765 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 YLR348C DIC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0108298092023354 0.531225196265017 1766 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 YFL029C CAK1 het FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0108181827538683 0.531298072255905 1767 Cyclin-dependent kinase-activating kinase required for passage through the cell cycle, phosphorylates and activates Cdc28p; nucleotide-binding pocket differs significantly from those of most other protein kinases G2/M transition of mitotic cell cycle|meiosis|G1 phase of mitotic cell cycle|protein phosphorylation cyclin-dependent protein kinase activating kinase activity cytoplasm YKL030W_d YKL030W hom 0.0107970201559141 0.532101666559855 1768 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 YIL139C REV7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.010795295042706 0.532167200335658 1769 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 YLR329W REC102 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.010777252720123 0.533281347760642 1770 Protein involved in early stages of meiotic recombination; required for chromosome synapsis; forms a complex with Rec104p and Spo11p necessary during the initiation of recombination meiotic DNA double-strand break formation|reciprocal meiotic recombination molecular_function condensed nuclear chromosome|nucleus YFL049W SWP82 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0107447413517491 0.534150515880429 1771 Member of the SWI/SNF chromatin remodeling complex; has an as yet unidentified role in the complex; has identifiable counterparts in closely related yeast species; abundantly expressed in many growth conditions; paralog of Npl6p; relocates to the cytosol under hypoxic conditions positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YPR022C_p YPR022C hom FT NUCLEUS 0.0107373428361133 0.534371065965823 1772 Putative transcription factor, as suggested by computational analysis; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus and is induced in response to the DNA-damaging agent MMS biological_process sequence-specific DNA binding nucleus|cytoplasm YAL034C-B_d YAL034C-B het 0.0107349727188421 0.534461297117871 1773 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER176W ECM32 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.010719423090348 0.535053467198213 1774 DNA dependent ATPase/DNA helicase belonging to the Dna2p- and Nam7p-like family of helicases that is involved in modulating translation termination; interacts with the translation termination factors, localized to polysomes regulation of translational termination RNA helicase activity|DNA helicase activity polysome YER183C FAU1 hom FT COFACTOR METABOLISM|MITOCHONDRION 0.0106769159883572 0.536734760031666 1775 5,10-methenyltetrahydrofolate synthetase, involved in folic acid biosynthesis folic acid-containing compound biosynthetic process 5-formyltetrahydrofolate cyclo-ligase activity mitochondrion YLL052C AQY2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.010669655676928 0.536950959194532 1776 Water channel that mediates the transport of water across cell membranes, only expressed in proliferating cells, controlled by osmotic signals, may be involved in freeze tolerance; disrupted by a stop codon in many S. cerevisiae strains water transport water channel activity plasma membrane|endoplasmic reticulum membrane YIR028W DAL4 hom 0.0106594098014067 0.537342025061334 1777 Allantoin permease; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process|allantoin transport allantoin uptake transmembrane transporter activity integral to membrane|membrane YLR185W RPL37A hom FT TRANSLATION|RIBOSOME 0.0106577428476391 0.537405663089523 1778 Ribosomal 60S subunit protein L37A; homologous to mammalian ribosomal protein L37, no bacterial homolog; RPL37A has a paralog, RPL37B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPL015C HST2 hom FT GENE SILENCING|NUCLEUS 0.0106413262202747 0.538032590317722 1779 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 YMR179W SPT21 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0106306800850181 0.538439346847394 1780 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 YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0106296817786722 0.538477497009605 1781 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 YPL218W SAR1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0106276400576528 0.538555525363462 1782 GTPase, GTP-binding protein of the ARF family, component of COPII coat of vesicles; required for transport vesicle formation during ER to Golgi protein transport regulation of COPII vesicle coating GTPase activity COPII vesicle coat YPR023C EAF3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0105902236333964 0.539986470003486 1783 Esa1p-associated factor, nonessential component of the NuA4 acetyltransferase complex, homologous to Drosophila dosage compensation protein MSL3; plays a role in regulating Ty1 transposition DNA repair|histone acetylation|regulation of DNA-dependent DNA replication initiation|negative regulation of antisense RNA transcription|regulation of transcription from RNA polymerase II promoter|negative regulation of transcription, DNA-dependent|transcription elongation from RNA polymerase II promoter|histone deacetylation histone acetyltransferase activity Rpd3S complex|histone acetyltransferase complex|Rpd3L complex|NuA4 histone acetyltransferase complex YDL126C CDC48 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION|SITE OF POLARIZED GROWTH|UBIQUITI 0.0105847821971575 0.540315741442981 1784 AAA ATPase involved in multiple processes; subunit of polyubiquitin-selective segregase complex involved in ERAD, cell wall integrity during heat stress, mitotic spindle disassembly; subunit of complex involved in mitochondria-associated degradation; role in mobilizing membrane bound transcription factors by regulated ubiquitin/proteasome-dependent processing; roles in macroautophagy, PMN, RAD, ribophagy, and homotypic ER membrane fusion; functional ortholog of human p97/VCP proteasomal ubiquitin-dependent protein catabolic process|mitotic spindle disassembly|ER-associated protein catabolic process|mitochondria-associated protein catabolic process|macroautophagy|sister chromatid biorientation|ER-associated misfolded protein catabolic process|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process|retrograde protein transport, ER to cytosol|piecemeal microautophagy of nucleus|endoplasmic reticulum membrane fusion|ribophagy|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process ubiquitin binding|ATPase activity mitochondrion|Cdc48p-Npl4p-Ufd1p AAA ATPase complex|Cdc48p-Npl4p-Vms1p AAA ATPase complex|cytosol|Doa10p ubiquitin ligase complex|nucleus|endoplasmic reticulum membrane|mating projection tip YNL214W PEX17 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0105764485905533 0.54051375793822 1785 Peroxisomal membrane peroxin and subunit of the docking complex that facilitates the import of peroxisomal matrix proteins; required for peroxisome biogenesis protein import into peroxisome matrix, docking protein binding peroxisomal membrane YDR424C DYN2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0105617278813473 0.541077528859111 1786 Cytoplasmic light chain dynein, microtubule motor protein; proposed to be involved in the assembly of the nuclear pore complex microtubule-based process|actin filament-based process|nuclear pore complex assembly molecular_function cytoplasmic dynein complex|cytoplasmic microtubule|peroxisome|nuclear pore YOR024W_d YOR024W hom 0.010525645393609 0.542460649904877 1787 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR219W MSC3 hom FT CELL CYCLE|PLASMA MEMBRANE 0.0105187096660619 0.542726713307548 1788 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery; msc3 mutants are defective in directing meiotic recombination events to homologous chromatids; potential Cdc28p substrate; protein abundance increases in response to DNA replication stress reciprocal meiotic recombination molecular_function cellular_component YNL286W CUS2 hom FT RNA PROCESSING|NUCLEUS 0.0105062260303283 0.543567256104903 1789 Protein that binds to U2 snRNA and Prp11p, may be involved in U2 snRNA folding; contains two RNA recognition motifs (RRMs) mRNA splicing, via spliceosome RNA binding U2 snRNP YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0105030974862011 0.54404914432894 1790 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 YBL018C POP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0104909020485442 0.544095035566188 1791 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 YNL132W KRE33 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0104882216314811 0.543897043701078 1792 Essential protein, required for biogenesis of the small ribosomal subunit; heterozygous mutant shows haploinsufficiency in K1 killer toxin resistance ribosomal small subunit biogenesis molecular_function nucleolus|90S preribosome YGL215W CLG1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS 0.0104758198034069 0.544433573341504 1793 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 YLR459W GAB1 het FT CELL CYCLE|LIPID METABOLISM|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0104732459291987 0.544472368381981 1794 GPI transamidase subunit, involved in attachment of glycosylphosphatidylinositol (GPI) anchors to proteins; may have a role in recognition of the attachment signal or of the lipid portion of GPI attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|GPI-anchor transamidase complex YKR079C TRZ1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0104716466132156 0.544834412166466 1795 tRNA 3'-end processing endonuclease tRNase Z; also localized to mitochondria and interacts genetically with Rex2 exonuclease; homolog of the human candidate prostate cancer susceptibility gene ELAC2 tRNA 3'-trailer cleavage, endonucleolytic 3'-tRNA processing endoribonuclease activity mitochondrion|nucleus|cytoplasm YNL319W_d YNL319W hom 0.0104543853595117 0.545197368655978 1796 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HXT14 Unknown Unknown Unknown YHR032W ERC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0104323747117913 0.546044063156274 1797 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 YGR005C TFG2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0104273730973676 0.546236553549409 1798 TFIIF (Transcription Factor II) middle subunit; involved in both transcription initiation and elongation of RNA polymerase II; homologous to human RAP30 transcriptional start site selection at RNA polymerase II promoter|transcription initiation from RNA polymerase II promoter|promoter clearance from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|transcription elongation from RNA polymerase II promoter core RNA polymerase II binding transcription factor activity|core RNA polymerase II recruiting transcription factor activity transcription factor TFIIF complex YDL016C_d YDL016C het 0.0104252404005765 0.546318641997298 1799 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 YHR115C DMA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0103955669669544 0.547461419176987 1800 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 YNR063W_p YNR063W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0103759872907297 0.548216114293017 1801 Putative zinc-cluster protein of unknown function biological_process sequence-specific DNA binding cellular_component YJL211C_d YJL211C hom 0.0103701365044336 0.548800239440177 1802 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL210W/PEX2 Unknown Unknown Unknown YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0103661587700452 0.548595146443279 1803 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 YDL231C BRE4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0103554019882748 0.549010124711624 1804 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 YBL056W PTC3 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0103508606814765 0.549185367037623 1805 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p (see also Ptc2p) to limit maximal kinase activity induced by osmotic stress; dephosphorylates T169 phosphorylated Cdc28p (see also Ptc2p); role in DNA damage checkpoint inactivation; PTC3 has a paralog, PTC2, that arose from the whole genome duplication inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation protein serine/threonine phosphatase activity nucleus|cytoplasm YBR227C MCX1 hom FT MITOCHONDRION 0.0103364121209939 0.549743099059061 1806 Mitochondrial matrix protein; putative ATP-binding chaperone with non-proteolytic function; similar to bacterial ClpX proteins protein refolding molecular_function mitochondrion|mitochondrial matrix YFL028C CAF16 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0103312525343265 0.549942332975316 1807 Part of evolutionarily-conserved CCR4-NOT regulatory complex; contains single ABC-type ATPase domain but no transmembrane domain; interacts with several subunits of Mediator regulation of transcription from RNA polymerase II promoter ATPase activity CCR4-NOT complex|cytoplasm YAL042C-A_d YAL042C-A hom 0.0103303262042179 0.549978106344772 1808 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 YKR003W OSH6 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0103238500908604 0.550228235366203 1809 Member of an oxysterol-binding protein family; overlapping, redundant functions in sterol metabolism and which collectively perform a function essential for viability; GFP-fusion protein localizes to the cell periphery; overexpression extends lifespan by promoting vacuolar fusion sterol homeostasis|maintenance of cell polarity|endocytosis|sterol transport|exocytosis|sterol metabolic process phosphatidic acid binding|lipid binding|phosphatidylinositol-3,4-bisphosphate binding|oxysterol binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-5-phosphate binding|phosphatidylinositol-4-phosphate binding cortical endoplasmic reticulum|extrinsic to membrane|cytoplasm YAR050W FLO1 hom FT PLASMA MEMBRANE 0.0103086489530805 0.550815573722751 1810 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 YPR041W TIF5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0102876694426901 0.551626681701863 1811 Translation initiation factor eIF5; functions both as a GTPase-activating protein to mediate hydrolysis of ribosome-bound GTP and as a GDP dissociation inhibitor to prevent recycling of eIF2 mature ribosome assembly|negative regulation of translational initiation|regulation of translational initiation translation initiation factor binding|GDP-dissociation inhibitor activity|GTPase activator activity|translation initiation factor activity cytosolic small ribosomal subunit|multi-eIF complex YOR139C_d YOR139C hom 0.0102826321723517 0.55182151950478 1812 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SFL1/YOR140W Unknown Unknown Unknown YDL059C RAD59 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0102751616958856 0.552288675795668 1813 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 YEL013W VAC8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0102679647890747 0.552389035149776 1814 Phosphorylated and palmitoylated vacuolar membrane protein that interacts with Atg13p, required for the cytoplasm-to-vacuole targeting (Cvt) pathway; interacts with Nvj1p to form nucleus-vacuole junctions piecemeal microautophagy of nucleus|vacuole inheritance|CVT vesicle assembly|vacuole fusion, non-autophagic|macroautophagy|nucleus-vacuole junction assembly protein anchor fungal-type vacuole membrane|nucleus-vacuole junction|Myo2p-Vac17p-Vac8p transport complex YPR007C REC8 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0102600128997074 0.552696832146841 1815 Meiosis-specific component of sister chromatid cohesion complex; maintains cohesion between sister chromatids during meiosis I; maintains cohesion between centromeres of sister chromatids until meiosis II; homolog of S. pombe Rec8p synaptonemal complex assembly|protein localization to chromosome, centromeric region|reciprocal meiotic recombination|meiotic sister chromatid cohesion molecular_function condensed nuclear chromosome|condensed nuclear chromosome, centromeric region YDL102W POL3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0102475624057455 0.553178927300158 1816 Catalytic subunit of DNA polymerase delta; required for chromosomal DNA replication during mitosis and meiosis, intragenic recombination, repair of double strand DNA breaks, and DNA replication during nucleotide excision repair (NER) lagging strand elongation|RNA-dependent DNA replication|base-excision repair|postreplication repair|DNA replication, removal of RNA primer|nucleotide-excision repair|mismatch repair|maintenance of fidelity involved in DNA-dependent DNA replication|DNA replication|leading strand elongation single-stranded DNA specific 3'-5' exodeoxyribonuclease activity|DNA-directed DNA polymerase activity delta DNA polymerase complex|replication fork YDL087C LUC7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0102127002582754 0.554529918433607 1817 Essential protein associated with the U1 snRNP complex; splicing factor involved in recognition of 5' splice site; contains two zinc finger motifs; N-terminal zinc finger binds pre-mRNA mRNA splice site selection mRNA binding U1 snRNP|U2-type prespliceosome YPR135W CTF4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0102039306614648 0.554870014909935 1818 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 YER038C KRE29 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0101963014732731 0.555165967718552 1819 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 YDL143W CCT4 het FF 0.0101906409695777 0.555385600780716 1820 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex YJL212C OPT1 hom FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0101690222573949 0.556224818075806 1821 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 YAL031C GIP4 hom FT CHROMOSOME SEGREGATION 0.0101316219806119 0.557678118686867 1822 Cytoplasmic Glc7-interacting protein whose overexpression relocalizes Glc7p from the nucleus and prevents chromosome segregation; potential Cdc28p substrate chromosome segregation|regulation of phosphoprotein phosphatase activity protein phosphatase 1 binding|protein phosphatase type 1 regulator activity cytoplasm YHR012W VPS29 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0101174295686265 0.558230090703165 1823 Endosomal protein that is a subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde transport; forms a subcomplex with Vps35p and Vps26p that selects cargo proteins for endosome-to-Golgi retrieval retrograde transport, endosome to Golgi protein transporter activity endosome|retromer complex, inner shell|retromer complex YGR232W NAS6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0101061925532074 0.559313986432206 1824 Proteasome-interacting protein involved in the assembly of the base subcomplex of the 19S proteasomal regulatory particle (RP); ortholog of human oncoprotein gankyrin, which interacts with the Rb tumor suppressor and CDK4/6 proteolysis|proteasome regulatory particle assembly molecular_function cytosol|nucleus|proteasome regulatory particle YGL088W_d YGL088W hom 0.0101007419412076 0.558879446199688 1825 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps snR10, a snoRNA required for preRNA processing Unknown Unknown Unknown YOR213C SAS5 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0100937822054676 0.559150374481807 1826 Subunit of the SAS complex (Sas2p, Sas4p, Sas5p), which acetylates free histones and nucleosomes and regulates transcriptional silencing; stimulates Sas2p HAT activity chromatin silencing at telomere acetyltransferase activity|histone acetyltransferase activity nuclear chromatin|SAS acetyltransferase complex|nuclear chromosome, telomeric region YJL037W IRC18 hom 0.0100787546575441 0.559735583476446 1827 Putative protein of unknown function; expression induced in respiratory-deficient cells and in carbon-limited chemostat cultures; similar to adjacent ORF, YJL038C; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YLR050C_p YLR050C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0100737860091594 0.559929139936141 1828 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 YJL127C SPT10 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0100434572415682 0.561111316725176 1829 Putative histone acetylase with a role in transcriptional silencing, sequence-specific activator of histone genes, binds specifically and cooperatively to pairs of UAS elements in core histone promoters, functions at or near the TATA box DNA repair|negative regulation of transcription from RNA polymerase II promoter|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette histone acetyltransferase activity|sequence-specific DNA binding nucleus YDL195W SEC31 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0100209617796805 0.561988940340762 1830 Component of the Sec13p-Sec31p complex of the COPII vesicle coat, required for vesicle formation in ER to Golgi transport; mutant has increased aneuploidy tolerance COPII-coated vesicle budding structural molecule activity COPII vesicle coat|mating projection tip YKR100C SKG1 hom FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.010006477126525 0.562612731990567 1831 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 YBR252W DUT1 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00999963539361011 0.562996559249725 1832 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 YOR207C RET1 het FF|FT NUCLEUS 0.00999173389422675 0.563130207847051 1833 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 YDL207W GLE1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|NUCLEAR PORE 0.00997818305654116 0.563659709151267 1834 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 YPL216W_p YPL216W hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00997390631630708 0.563826873284018 1835 Putative protein of unknown function; YPL216W is not an essential gene biological_process molecular_function cellular_component YIL011W TIR3 hom 0.00997238482141607 0.564061024673688 1836 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 YDL058W USO1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|CYTOSKELETON 0.00996858183338113 0.564326132993997 1837 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 YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.00994448590936423 0.565035574327635 1838 Component of the RSC chromatin remodeling complex; interacts with Rsc3p, Rsc30p, Npl6p, and Htl1p to form a module important for a broad range of RSC functions ATP-dependent chromatin remodeling|cell wall mannoprotein biosynthetic process|nucleosome disassembly|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YDR313C PIB1 hom 0.00994228805462523 0.565121566449781 1839 RING-type ubiquitin ligase of the endosomal and vacuolar membranes, binds phosphatidylinositol(3)-phosphate; contains a FYVE finger domain protein ubiquitination ubiquitin-protein ligase activity|phosphatidylinositol-3-phosphate binding fungal-type vacuole membrane|late endosome YNL212W VID27 hom 0.00991085801809188 0.566293996277673 1840 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 YER013W PRP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00989940444569304 0.566800665409871 1841 DEAH-box RNA-dependent ATPase/ATP-dependent RNA helicase, associates with lariat intermediates before the second catalytic step of splicing; mediates ATP-dependent mRNA release from the spliceosome and unwinds RNA duplexes spliceosomal complex disassembly|generation of catalytic spliceosome for second transesterification step second spliceosomal transesterification activity|ATP-dependent RNA helicase activity U2-type post-spliceosomal complex|U2-type catalytic step 2 spliceosome YMR315W YMR315W hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00987814744410426 0.567576020037896 1842 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 YIL043C CBR1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00987266622109998 0.567790981116046 1843 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 YLR406C-A_p YLR406C-A hom 0.00984025715817636 0.56906278606376 1844 Putative protein of unknown function biological_process molecular_function cellular_component YGR279C SCW4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00981538885273377 0.570097191613452 1845 Cell wall protein with similarity to glucanases; scw4 scw10 double mutants exhibit defects in mating conjugation with cellular fusion glucosidase activity extracellular region|fungal-type cell wall YIL124W AYR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00981214887656056 0.570224501565158 1846 NADPH-dependent 1-acyl dihydroxyacetone phosphate reductase found in lipid particles, ER, and mitochondrial outer membrane; involved in phosphatidic acid biosynthesis; required for spore germination; capable of metabolizing steroid hormones phosphatidic acid biosynthetic process acylglycerone-phosphate reductase activity mitochondrial outer membrane|mitochondrion|integral to membrane|endoplasmic reticulum|lipid particle|cytoplasm YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00980655273361343 0.570386864800167 1847 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 YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00978068350956241 0.571404132000869 1848 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 YMR018W_p YMR018W hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.00973904359519255 0.573043366803336 1849 Putative protein of unknown function with similarity to human PEX5Rp (peroxin protein 5 related protein); transcription increases during colony development similar to genes involved in peroxisome biogenesis; YMR018W is not an essential gene biological_process molecular_function cellular_component YDR505C PSP1 hom FT MITOCHONDRION 0.00972246167832824 0.574154874267101 1850 Asn and gln rich protein of unknown function; high-copy suppressor of POL1 (DNA polymerase alpha) and partial suppressor of CDC2 (polymerase delta) and CDC6 (pre-RC loading factor) mutations; overexpression results in growth inhibition; PSP1 has a paralog, YLR177W, that arose from the whole genome duplication biological_process molecular_function mitochondrion|cytoplasm YMR075W RCO1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.00971697140982842 0.573913183949395 1851 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 YDR234W LYS4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00970688183768056 0.57431100029218 1852 Homoaconitase, catalyzes the conversion of homocitrate to homoisocitrate, which is a step in the lysine biosynthesis pathway lysine biosynthetic process via aminoadipic acid homoaconitate hydratase activity mitochondrion YGL211W NCS6 hom FT RNA PROCESSING|MITOCHONDRION 0.00970536330034947 0.574370885183672 1853 Protein required for thiolation of the uridine at the wobble position of Gln, Lys, and Glu tRNAs; has a role in urmylation and in invasive and pseudohyphal growth; inhibits replication of Brome mosaic virus in S. cerevisiae tRNA wobble position uridine thiolation|protein urmylation|tRNA wobble uridine modification tRNA binding cytosol|mitochondrion YHR153C SPO16 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00967106517253599 0.577496987794124 1854 Meiosis-specific protein involved in synaptonemal complex assembly; implicated in regulation of crossover formation; required for sporulation synaptonemal complex assembly|ascospore formation|regulation of reciprocal meiotic recombination molecular_function condensed nuclear chromosome YIR035C_p YIR035C hom FT OXIDATION-REDUCTION PROCESS 0.00966249919041468 0.576233466974086 1855 Putative cytoplasmic short-chain dehydrogenase/reductase biological_process molecular_function integral to membrane|cytoplasm YIL102C_p YIL102C hom 0.00965763614030941 0.576254552835399 1856 Putative protein of unknown function biological_process molecular_function cellular_component YIR030C DCG1 hom 0.00965350168485796 0.576417866138927 1857 Protein of unknown function, expression is sensitive to nitrogen catabolite repression and regulated by Dal80p; contains transmembrane domain nitrogen compound metabolic process molecular_function cellular_component YPR097W YPR097W hom FT MITOCHONDRION 0.00964636609855767 0.576699777112561 1858 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 YGR095C RRP46 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00963964059248158 0.576965546207175 1859 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) YJL141C YAK1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.00963735851961142 0.577055739062813 1860 Serine-threonine protein kinase; component of a glucose-sensing system that inhibits growth in response to glucose availability; upon nutrient deprivation Yak1p phosphorylates Pop2p to regulate mRNA deadenylation, the co-repressor Crf1p to inhibit transcription of ribosomal genes, and the stress-responsive transcription factors Hsf1p and Msn2p; nuclear localization negatively regulated by the Ras/PKA signaling pathway in the presence of glucose protein phosphorylation protein serine/threonine kinase activity|protein tyrosine kinase activity|protein kinase activity nucleus|cytoplasm YER187W_p YER187W hom 0.0096254484293664 0.577526561409238 1861 Putative protein of unknown function; induced in respiratory-deficient cells biological_process molecular_function cellular_component YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.00961689028118316 0.577864988433533 1862 Protein involved in the regulation of cell wall synthesis; proposed to be involved in coordinating cell cycle progression with cell wall integrity regulation of mitotic cell cycle|regulation of fungal-type cell wall biogenesis molecular_function incipient cellular bud site|cellular bud neck|mating projection tip YPL198W RPL7B hom FT TRANSLATION|NUCLEUS|RIBOSOME 0.00958970975022207 0.578940444908242 1863 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 YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0095642484256433 0.580118505526077 1864 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 YAL001C TFC3 het FF|FT PROTEIN LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00955599649651132 0.580275686752333 1865 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 YGL070C RPB9 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|RNA POL II, HOLOENZYME 0.00951055048469547 0.582585529519709 1866 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 YIR011C STS1 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS 0.00949375615423208 0.582857142544819 1867 Protein required for localizing proteasomes to the nucleus; interacts with the karyopherin Srp1p; involved in ubiquitin-mediated protein degradation proteasome localization|chromosome segregation|nucleus-associated proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus YHR088W RPF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00948957298961237 0.583023215419922 1868 Nucleolar protein involved in the assembly and export of the large ribosomal subunit; constituent of 66S pre-ribosomal particles; contains a sigma(70)-like motif, which is thought to bind RNA maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit assembly|ribosomal large subunit export from nucleus|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA primary transcript binding nucleolus|preribosome, large subunit precursor YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00947519406313812 0.583481792968046 1869 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 YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00947464988384579 0.583503413042404 1870 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 YGR081C SLX9 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0094691715096798 0.583889686671768 1871 Protein required for pre-rRNA processing; associated with the 90S pre-ribosome and 43S small ribosomal subunit precursor; interacts with U3 snoRNA; deletion mutant has synthetic fitness defect with an sgs1 deletion mutant maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function preribosome, small subunit precursor|nucleolus|nucleus|90S preribosome YIL074C SER33 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00946270066201433 0.583978245941831 1872 3-phosphoglycerate dehydrogenase; catalyzes the first step in serine and glycine biosynthesis; SER33 has a paralog, SER3, that arose from the whole genome duplication serine family amino acid biosynthetic process phosphoglycerate dehydrogenase activity cytoplasm YER110C KAP123 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00946148903964031 0.584307295710572 1873 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 YKR036C CAF4 hom FT TRANSCRIPTION FROM RNA POL II|MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|NUCLEUS|MITOCHONDRION 0.00943793251552707 0.584963043863738 1874 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 YFR009W GCN20 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.00943716470332969 0.585273971126459 1875 Positive regulator of the Gcn2p kinase activity, forms a complex with Gcn1p; proposed to stimulate Gcn2p activation by an uncharged tRNA regulation of translational elongation ATPase activity cytosol|cytosolic ribosome YNL182C IPI3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00943233953706534 0.585185531135914 1876 Component of the Rix1 complex (Rix1p-Ipi1p-Ipi3p) and pre-replicative complexes (pre-RCs); required for processing of ITS2 sequences from 35S pre-rRNA; component of the pre-60S ribosomal particle with the dynein-related AAA-type ATPase Mdn1p; required for pre-RC formation and maintenance during DNA replication licensing; highly conserved protein which contains several WD40 motifs; IPI3 is an essential gene ribosomal large subunit assembly|rRNA processing molecular_function nucleoplasm|nucleus YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0094068836109198 0.586254586620123 1877 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 YNR072W HXT17 hom FT PLASMA MEMBRANE 0.00937235348931712 0.587909095509594 1878 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 YPR169W JIP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0093661766134952 0.587820452700482 1879 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 YHL025W SNF6 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|NUCLEUS|RSC COMPLEX 0.00935099752266322 0.588425728708695 1880 Subunit of the SWI/SNF chromatin remodeling complex; involved in transcriptional regulation; functions interdependently in transcriptional activation with Snf2p and Snf5p; relocates to the cytosol under hypoxic conditions sucrose catabolic process|nucleotide-excision repair|chromatin remodeling|positive regulation of transcription from RNA polymerase II promoter molecular_function SWI/SNF complex|nucleus YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00933712934016937 0.588978982865566 1881 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; both NUP1 and NUP60 are homologous to human NUP153 double-strand break repair|poly(A)+ mRNA export from nucleus|protein export from nucleus|regulation of protein desumoylation|intracellular mRNA localization|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|telomere tethering at nuclear periphery|mRNA export from nucleus in response to heat stress|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery|NLS-bearing substrate import into nucleus|chromosome organization|nucleocytoplasmic transport|chromatin silencing at silent mating-type cassette nucleocytoplasmic transporter activity|phospholipid binding|structural constituent of nuclear pore nuclear pore central transport channel|nuclear pore nuclear basket|integral to membrane|nuclear pore YDR264C AKR1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00932942023818316 0.589787448765726 1882 Palmitoyl transferase involved in protein palmitoylation; acts as a negative regulator of pheromone response pathway; required for endocytosis of pheromone receptors; involved in cell shape control; contains ankyrin repeats; AKR1 has a paralog, AKR2, that arose from the whole genome duplication protein targeting to membrane|regulation of endocytosis|regulation of pheromone-dependent signal transduction involved in conjugation with cellular fusion|protein palmitoylation palmitoyltransferase activity integral to membrane|Golgi apparatus|membrane YNL121C TOM70 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00932353574218864 0.589521515587766 1883 Component of the TOM (translocase of outer membrane) complex; involved in the recognition and initial import steps for all mitochondrially directed proteins; acts as a receptor for incoming precursor proteins; TOM70 has a paralog, TOM71, that arose from the whole genome duplication protein import into mitochondrial matrix|protein import into mitochondrial inner membrane mitochondrion targeting sequence binding|protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane|mitochondrial outer membrane translocase complex YIR017C MET28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00932107371422379 0.589619801968666 1884 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 YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0093207564455105 0.589632468171567 1885 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 YMR122C_d YMR122C hom 0.00931415427175417 0.589896072788056 1886 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL177W_d YGL177W hom 0.00929281618307455 0.590748408414297 1887 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR075C OPY2 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.00927846707131329 0.591321892341093 1888 Integral membrane protein that acts as a membrane anchor for Ste50p; involved in the signaling branch of the high-osmolarity glycerol (HOG) pathway and as a regulator of the filamentous growth pathway; overproduction blocks cell cycle arrest in the presence of mating pheromone; relocalizes from vacuole to plasma membrane upon DNA replication stress cell cycle arrest in response to pheromone|osmosensory signaling pathway molecular_function integral to membrane|plasma membrane|fungal-type vacuole|cytoplasm YBR168W PEX32 hom FT PEROXISOME ORGANIZATION 0.00926722190069874 0.592491749137715 1889 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YCR090C_p YCR090C hom FT NUCLEUS 0.00921061742772587 0.59431265939667 1890 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YCR090C is not an essential gene biological_process molecular_function nucleus|cytoplasm YDR373W FRQ1 het FT SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.00919298196382579 0.594743722009372 1891 N-myristoylated calcium-binding protein that may have a role in intracellular signaling through its regulation of the phosphatidylinositol 4-kinase Pik1p; member of the recoverin/frequenin branch of the EF-hand superfamily regulation of signal transduction enzyme activator activity|calcium ion binding Golgi membrane YGR281W YOR1 hom FT NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.00918953633104344 0.594881834446381 1892 Plasma membrane ATP-binding cassette (ABC) transporter, multidrug transporter mediates export of many different organic anions including oligomycin; similar to human cystic fibrosis transmembrane receptor (CFTR) transport|response to drug xenobiotic-transporting ATPase activity integral to membrane|plasma membrane YGR197C SNG1 hom FT PLASMA MEMBRANE 0.00917104834658375 0.595623144338191 1893 Protein involved in resistance to nitrosoguanidine (MNNG) and 6-azauracil (6-AU); expression is regulated by transcription factors involved in multidrug resistance nucleobase-containing compound transport molecular_function integral to membrane|plasma membrane YER085C_p YER085C hom 0.00914865804356272 0.596576320060939 1894 Putative protein of unknown function biological_process molecular_function cellular_component YNL230C ELA1 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00912444480942562 0.597493665371764 1895 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 YFL011W HXT10 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00911120100818541 0.598025716948908 1896 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 YGR144W THI4 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS 0.00910215385661087 0.59838929745503 1897 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 YPR134W MSS18 hom FT RNA PROCESSING|MITOCHONDRION 0.0090958139729772 0.598698743015315 1898 Nuclear encoded protein needed for efficient splicing of mitochondrial COX1 aI5beta intron; mss18 mutations block cleavage of 5' exon - intron junction; phenotype of intronless strain suggests additional functions Group I intron splicing molecular_function mitochondrion YDR306C_p YDR306C hom FT PROTEOLYSIS 0.00906746993288295 0.599784078427863 1899 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 YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.00906557374104129 0.599860374367272 1900 F-box protein involved in recycling plasma membrane proteins internalized by endocytosis; localized to sites of polarized growth early endosome to Golgi transport|endocytosis SNARE binding endosome|Golgi apparatus|site of polarized growth YGL203C KEX1 hom FT PROTEOLYSIS|GOLGI APPARATUS 0.00905674008267544 0.600215866861839 1901 Protease involved in the processing of killer toxin and alpha factor precursor; cleaves Lys and Arg residues from the C-terminus of peptides and proteins protein processing serine-type carboxypeptidase activity trans-Golgi network YLR452C SST2 hom FT SIGNALING|PLASMA MEMBRANE 0.00901267471241589 0.601990608214702 1902 GTPase-activating protein for Gpa1p, regulates desensitization to alpha factor pheromone; also required to prevent receptor-independent signaling of the mating pathway; member of the RGS (regulator of G-protein signaling) family adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|signal transduction GTPase activator activity plasma membrane YEL035C_p UTR5 het 0.00900422287430182 0.602765193873214 1903 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 YPL101W ELP4 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00899469944127299 0.60271524417275 1904 Subunit of hexameric RecA-like ATPase Elp456 Elongator subcomplex; which is required for modification of wobble nucleosides in tRNA; required for Elongator structural integrity regulation of transcription from RNA polymerase II promoter|tRNA wobble uridine modification ATPase activity|tRNA binding Elongator holoenzyme complex|cytoplasm YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00899187477520841 0.602829150434791 1905 Phosphatidyl Glycerol phospholipase C; regulates the phosphatidylglycerol (PG) content via a phospholipase C-type degradation mechanism; contains glycerophosphodiester phosphodiesterase motifs glycerophospholipid catabolic process|phosphatidylglycerol catabolic process phosphatidylglycerol phospholipase C activity mitochondrion|lipid particle YPL183C RTT10 hom FT VESICLE-MEDIATED TRANSPORT 0.00899123011179543 0.603017618337744 1906 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 YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00899108963976298 0.602860813187322 1907 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 YOR183W_p FYV12 hom 0.00896453093746423 0.603932306514497 1908 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cellular_component YDR267C CIA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|COFACTOR METABOLISM|NUCLEUS 0.00894785037978119 0.604821592531195 1909 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia2p and Met18p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; contains WD40 repeats; ortholog of human Ciao1 protein iron-sulfur cluster assembly|ribosomal large subunit export from nucleus|tRNA wobble uridine modification molecular_function cytosol|nucleus|cytoplasm YPL260W YPL260W hom FT NUCLEUS 0.00894024401901836 0.604966815881452 1910 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 YBR138C_p YBR138C hom 0.00889663481228683 0.606675409937766 1911 Cytoplasmic protein of unknown function, potentially phosphorylated by Cdc28p; YBR138C is not an essential gene biological_process molecular_function cytoplasm YGR269W_d YGR269W hom 0.00884786132043134 0.608649359225928 1912 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF HUA1/YGR268C Unknown Unknown Unknown YMR009W ADI1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0088476095340563 0.608659556877993 1913 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 YKR104W YKR104W hom FT NUCLEOTIDE METABOLISM 0.00882758490060204 0.609470822072972 1914 Putative transporter of the multidrug resistance-associated protein (MRP) subfamily; contains a stop codon in S288C; adjacent ORFs YKR103W and YKR104W are merged in different strain backgrounds transport ATPase activity, coupled to transmembrane movement of substances integral to membrane|membrane YGR009C SEC9 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.00882730739558438 0.609482068108855 1915 t-SNARE protein important for fusion of secretory vesicles with the plasma membrane; similar to but not functionally redundant with Spo20p; SNAP-25 homolog Golgi to plasma membrane transport|vesicle fusion SNAP receptor activity SNARE complex|extrinsic to plasma membrane YJL069C UTP18 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00880221760620921 0.610499225729299 1916 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 YCR002C CDC10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00878436638465598 0.611223384814037 1917 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 YDL066W IDP1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00878326798456615 0.611267955330486 1918 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 YOL060C MAM3 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS 0.00878265154508981 0.611292969638738 1919 Protein required for normal mitochondrial morphology, has similarity to hemolysins cellular manganese ion homeostasis|mitochondrion organization molecular_function fungal-type vacuole membrane|integral to membrane YEL009C GCN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00873980309532307 0.613032813267055 1920 Basic leucine zipper (bZIP) transcriptional activator of amino acid biosynthetic genes in response to amino acid starvation; expression is tightly regulated at both the transcriptional and translational levels nitrogen catabolite activation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription initiation from RNA polymerase II promoter|negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter in response to nutrient levels chromatin binding|TFIID-class binding transcription factor activity|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding transcription factor activity nucleus YOR103C OST2 het FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00868673239960391 0.615190751391342 1921 Epsilon subunit of the oligosaccharyltransferase complex of the ER lumen, which catalyzes asparagine-linked glycosylation of newly synthesized proteins protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity oligosaccharyltransferase complex|integral to membrane YNL120C_d YNL120C hom 0.00868504298842561 0.615259500323964 1922 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; deletion enhances replication of Brome mosaic virus in S. cerevisiae, but likely due to effects on the overlapping gene Unknown Unknown Unknown YER158C_p YER158C hom 0.00868358087489567 0.615319002327181 1923 Protein of unknown function; potentially phosphorylated by Cdc28p; YER158C has a paralog, AFR1, that arose from the whole genome duplication biological_process molecular_function cellular_component YIR012W SQT1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RIBOSOME 0.00867394278916233 0.615711296011257 1924 Protein involved in 60S ribosomal subunit assembly or modification; contains multiple WD repeats; interacts with Qsr1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress ribosomal large subunit assembly molecular_function cytosol|cytosolic ribosome|cytoplasm YOL111C MDY2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|NUCLEUS 0.00867325190816325 0.615739420777456 1925 Protein with a role in insertion of tail-anchored proteins into the ER membrane; forms a complex with Get4p; required for efficient mating; involved in shmoo formation and nuclear migration in the pre-zygote; associates with ribosomes protein insertion into ER membrane|cell morphogenesis involved in conjugation with cellular fusion|posttranslational protein targeting to membrane molecular_function ribosome|TRC complex|nucleus|cytoplasm YCL026C-B HBN1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS 0.00866986929291866 0.615877130293255 1926 Protein of unknown function; similar to bacterial nitroreductases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; protein becomes insoluble upon intracellular iron depletion; protein abundance increases in response to DNA replication stress biological_process NAD(P)H nitroreductase activity nucleus|cytoplasm YGL155W CDC43 het FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PROTEIN PRENYLATION 0.00866835562165138 0.615938757683012 1927 Beta subunit of geranylgeranyltransferase type I, catalyzes geranylgeranylation to the cysteine residue in proteins containing a C-terminal CaaX sequence ending in Leu or Phe; has substrates important for morphogenesis cellular calcium ion homeostasis|protein geranylgeranylation|establishment of cell polarity|small GTPase mediated signal transduction protein geranylgeranyltransferase activity|CAAX-protein geranylgeranyltransferase activity CAAX-protein geranylgeranyltransferase complex|intracellular YGR058W PEF1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|SITE OF POLARIZED GROWTH 0.00866385782350425 0.616121896345917 1928 Penta-EF-hand protein required for polar bud growth and cell wall abscission; binds calcium and zinc with different affinity; localizes to bud site in G1, bud neck in G2; binds to Sec31p and modulates COPII coat assembly bipolar cellular bud site selection|regulation of COPII vesicle coating|axial cellular bud site selection zinc ion binding|calcium ion binding cytosol|site of polarized growth|nucleus|cellular bud neck|cytoplasm YPR196W_p YPR196W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00861886978287368 0.61795500550869 1929 Putative maltose-responsive transcription factor regulation of transcription, DNA-dependent sequence-specific DNA binding cellular_component YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00859616335504272 0.618881119588101 1930 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 YDR438W THI74 hom FT MITOCHONDRION 0.00859203465809498 0.619049579456775 1931 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 YGL044C RNA15 het FT RNA PROCESSING|NUCLEUS 0.00857921978234552 0.619572581796582 1932 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; interacts with the A-rich polyadenylation signal in complex with Rna14p and Hrp1p; mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay; required for gene looping mRNA cleavage|mRNA polyadenylation mRNA binding|protein heterodimerization activity mRNA cleavage factor complex YLR275W SMD2 het FT RNA PROCESSING|NUCLEUS 0.00853921299844897 0.621675928892465 1933 Core Sm protein Sm D2; part of heteroheptameric complex (with Smb1p, Smd1p, Smd3p, Sme1p, Smx3p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm D2 mRNA splicing, via spliceosome molecular_function U1 snRNP|U4/U6 x U5 tri-snRNP complex|U2-type prespliceosome|U5 snRNP YFL022C FRS2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00850721576589823 0.622514792174609 1934 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 YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.00848930424263828 0.623299508001532 1935 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 YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00848300526232897 0.623505434329089 1936 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 YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.00847405487233303 0.623871837750522 1937 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 YOL088C MPD2 hom FT ENDOPLASMIC RETICULUM 0.00846069999585472 0.624418721224022 1938 Member of the protein disulfide isomerase (PDI) family, exhibits chaperone activity; overexpression suppresses the lethality of a pdi1 deletion but does not complement all Pdi1p functions; undergoes oxidation by Ero1p protein folding protein disulfide isomerase activity|protein disulfide oxidoreductase activity endoplasmic reticulum YCL031C RRP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00845760528291558 0.624545479548992 1939 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 YPL235W RVB2 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00844986960391987 0.625276222157585 1940 ATP-dependent DNA helicase, also known as reptin; member of the AAA+ and RuvB protein families, similar to Rvb1p; conserved component of multiple complexes including the INO80 complex, the Swr1 complex, and the R2TP complex (Rvb1-Rvb2-Tah1-Pih1); involved in multiple processes such as chromatin remodeling, box C/D snoRNP assembly, and RNA polymerase II assembly regulation of transcription from RNA polymerase II promoter|rRNA processing|chromatin remodeling|box C/D snoRNP assembly|histone exchange ATP-dependent 5'-3' DNA helicase activity|ATP-dependent 3'-5' DNA helicase activity nuclear telomeric heterochromatin|ASTRA complex|R2TP complex|Swr1 complex|nucleus|Ino80 complex YHR110W ERP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00844285097258873 0.625149963411854 1941 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 YJL011C RPC17 het FT NUCLEUS 0.00841723799580118 0.62619992514969 1942 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 YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00841609150706913 0.626246941300616 1943 Splicing factor that reanneals U4 and U6 snRNPs during spliceosome recycling assembly of spliceosomal tri-snRNP|spliceosomal complex assembly U6 snRNA binding|snRNA binding U6 snRNP YPR009W SUT2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00841354044700671 0.626557729689892 1944 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 YKL148C SDH1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00838241759616885 0.627628545306952 1945 Flavoprotein subunit of succinate dehydrogenase; couples the oxidation of succinate to the transfer of electrons to ubiquinone as part of the TCA cycle and the mitochondrial respiratory chain; FAD binding to Sdh1p is required for the assembly of the succinate dehydrogenase subunits cellular respiration|mitochondrial electron transport, succinate to ubiquinone|tricarboxylic acid cycle succinate dehydrogenase (ubiquinone) activity|flavin adenine dinucleotide binding mitochondrial respiratory chain complex II|mitochondrion|mitochondrial membrane YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00837527260818212 0.627973212777586 1946 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 YER005W YND1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.00834227294742882 0.629277342855287 1947 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 YIL150C MCM10 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00832042420298833 0.630175479284998 1948 Essential chromatin-associated protein involved in the initiation of DNA replication; required for the association of the MCM2-7 complex with replication origins S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|double-strand break repair via break-induced replication|DNA replication initiation|chromatin silencing at telomere|chromatin silencing at silent mating-type cassette double-stranded DNA binding|protein binding|DNA replication origin binding|single-stranded DNA binding replication fork protection complex|replication fork|nucleus YGR014W MSB2 hom FT SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00831845655554202 0.630256390226478 1949 Mucin family member involved in signaling; functions in the Cdc42p- and MAP kinase-dependent filamentous growth signaling pathway; is processed into secreted and cell-associated forms by the aspartyl protease, Yps1p; also functions as an osmosensor in parallel to the Sho1p-mediated pathway; potential Cdc28p substrate signal transduction involved in filamentous growth|osmosensory signaling pathway via Sho1 osmosensor|establishment of cell polarity|hyperosmotic response|response to osmotic stress osmosensor activity site of polarized growth|integral to plasma membrane YOR318C_d YOR318C hom 0.00830550759908803 0.630839990117017 1950 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 YIL044C AGE2 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS 0.00829569793409708 0.631243534962554 1951 ADP-ribosylation factor (ARF) GTPase activating protein (GAP) effector, involved in Trans-Golgi-Network (TGN) transport; contains C2C2H2 cysteine/histidine motif ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport ARF GTPase activator activity clathrin-coated vesicle YOR034C-A_p YOR034C-A hom 0.00827008415823288 0.632297738897413 1952 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YPL188W POS5 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00826235856632591 0.63256503769979 1953 Mitochondrial NADH kinase, phosphorylates NADH; also phosphorylates NAD(+) with lower specificity; required for the response to oxidative stress cellular response to oxidative stress|NADP biosynthetic process NADH kinase activity mitochondrion|mitochondrial matrix YFR021W ATG18 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.00825991299546925 0.6326657639981 1954 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 YBR102C EXO84 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|SITE OF POLARIZED GROWTH 0.00825024109286899 0.633064189627116 1955 Exocyst subunit with dual roles in exocytosis and spliceosome assembly; subunit of the the exocyst complex which mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane (PM) prior to SNARE-mediated fusion; required for exocyst assembly and targeting the complex to specific sites on the bud tip PM; associates the U1 snRNP; role in pre-mRNA splicing and prespliceosome formation; possible Cdc28 substrate spliceosomal complex assembly|Golgi to plasma membrane transport|exocyst localization|exocytosis|exocyst assembly molecular_function incipient cellular bud site|mating projection tip|cellular bud neck|cellular bud tip|exocyst YDL022W GPD1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00823983037045284 0.633696059215294 1956 NAD-dependent glycerol-3-phosphate dehydrogenase; key enzyme of glycerol synthesis, essential for growth under osmotic stress; expression regulated by high-osmolarity glycerol response pathway; homolog of Gpd2p; protein abundance increases in response to DNA replication stress; constitutively inactivated via phosphorylation by the protein kinases YPK1 and YPK2, dephosphorylation increases catalytic activity NADH oxidation|intracellular accumulation of glycerol glycerol-3-phosphate dehydrogenase [NAD+] activity cytosol|peroxisome|nucleus YDR214W AHA1 hom FT NUCLEOTIDE METABOLISM 0.00822678546581388 0.634182832923192 1957 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 YLR061W RPL22A hom FT TRANSLATION|RIBOSOME 0.00818881664172532 0.635798913636465 1958 Ribosomal 60S subunit protein L22A; required for the oxidative stress response in yeast; homologous to mammalian ribosomal protein L22, no bacterial homolog; RPL22A has a paralog, RPL22B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YKL153W_d YKL153W het 0.00816012816176516 0.636781415956924 1959 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; transcription of both YLK153W and the overlapping essential gene GPM1 is reduced in the gcr1 null mutant Unknown Unknown Unknown YDL080C THI3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00815235719460236 0.637303622654045 1960 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 YDL011C_d YDL011C hom 0.00813522616115238 0.638262468239115 1961 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 YDR319C_p YFT2 hom 0.00812346276073303 0.638296517753751 1962 Protein required for normal ER membrane biosynthesis; member of the highly conserved FIT family of proteins involved in triglyceride droplet biosynthesis and homologous to human FIT2; interacts with Sst2p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function integral to membrane YNL283C WSC2 hom FF|FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00811997873368815 0.638440564766648 1963 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 YGR235C MOS2 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00810844923015088 0.639067615657599 1964 Mitochondrial inner membrane protein; non-essential component of the mitochondrial inner membrane organizing system (MINOS, MitOS, or MICOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YDR394W RPT3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.00809632787361323 0.639418769366243 1965 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 YER048C CAJ1 hom FT NUCLEUS 0.00808155382995148 0.640030145298891 1966 Nuclear type II J heat shock protein of the E. coli dnaJ family, contains a leucine zipper-like motif, binds to non-native substrates for presentation to Ssa3p, may function during protein translocation, assembly and disassembly protein folding chaperone binding nucleus YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00803943185020042 0.641774567420069 1967 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 YPL202C AFT2 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00803921862825263 0.641833147899083 1968 Iron-regulated transcriptional activator; activates genes involved in intracellular iron use and required for iron homeostasis and resistance to oxidative stress; AFT2 has a paralog, AFT1, that arose from the whole genome duplication cellular response to oxidative stress|cellular iron ion homeostasis|positive regulation of transcription from RNA polymerase II promoter in response to iron ion starvation|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription mitochondrion|nucleus YBR086C IST2 hom FT PLASMA MEMBRANE 0.00800999076737327 0.642995003299097 1969 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localizes to the mother cell in small-budded cells and to the bud in medium- and large-budded cells; mRNA is transported to the bud tip by an actomyosin-driven process response to osmotic stress lipid binding integral to membrane|cellular bud membrane|plasma membrane YBR285W_p YBR285W hom 0.0079927560738344 0.643709889029884 1970 Putative protein of unknown function; YBR285W is not an essential gene biological_process molecular_function cellular_component YHR198C AIM18 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00796770809964777 0.644749453033748 1971 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; null mutant displays elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00795593883681875 0.645287491496404 1972 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 YPL039W_p YPL039W hom 0.00793846066314895 0.645964185999864 1973 Putative protein of unknown function; YPL039W is not an essential gene biological_process molecular_function cellular_component YIL048W NEO1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00793830063864657 0.645970834893308 1974 Putative aminophospholipid translocase (flippase) involved in endocytosis and vacuolar biogenesis; localizes to endosomes and the Golgi aparatus retrograde vesicle-mediated transport, Golgi to ER|vacuole organization|endocytosis phospholipid-translocating ATPase activity|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism endosome|COPI-coated vesicle|integral to membrane|Golgi apparatus|Golgi membrane YLR060W FRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00792602589293788 0.646480925238692 1975 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 YHR080C YHR080C hom FT MITOCHONDRION 0.00789066707341383 0.648000246869105 1976 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YHR080C has a paralog, YSP2, that arose from the whole genome duplication biological_process molecular_function mitochondrion|ribosome YLR262C YPT6 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|GOLGI APPARATUS|PLASMA MEMBRANE 0.00788974022769125 0.64852944017318 1977 Rab family GTPase, Ras-like GTP binding protein involved in the secretory pathway, required for fusion of endosome-derived vesicles with the late Golgi, maturation of the vacuolar carboxypeptidase Y; has similarity to the human GTPase, Rab6 intracellular protein transport|retrograde transport, endosome to Golgi GTPase activity Golgi apparatus YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.00788754448168714 0.648081137847005 1978 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 YDR058C TGL2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00788300142921138 0.648270163803037 1979 Triacylglycerol lipase that is localized to the mitochondria; has lipolytic activity towards triacylglycerols and diacylglycerols when expressed in E. coli triglyceride catabolic process triglyceride lipase activity mitochondrion YOR386W PHR1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00785551185942924 0.649414424550252 1980 DNA photolyase involved in photoreactivation, repairs pyrimidine dimers in the presence of visible light; induced by DNA damage; regulated by transcriptional repressor Rph1p photoreactive repair mRNA binding|deoxyribodipyrimidine photo-lyase activity mitochondrion|nucleus YOR206W NOC2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.007803846353843 0.651810294902026 1981 Protein that forms a nucleolar complex with Mak21p that binds to 90S and 66S pre-ribosomes, as well as a nuclear complex with Noc3p that binds to 66S pre-ribosomes; both complexes mediate intranuclear transport of ribosomal precursors ribosomal subunit export from nucleus|ribosome assembly molecular_function mitochondrion|nucleus|Noc2p-Noc3p complex|Noc1p-Noc2p complex YDR288W NSE3 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00780360573183989 0.651966249205134 1982 Component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; protein abundance increases in response to DNA replication stress DNA repair DNA binding Smc5-Smc6 complex|nucleus|cytoplasm YBL106C SRO77 hom FF|FT VESICLE-MEDIATED TRANSPORT|PLASMA MEMBRANE 0.00778366454194466 0.652408989816343 1983 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 YPR014C_d YPR014C hom 0.00776790890143091 0.653066429669745 1984 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 YPL043W NOP4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00776709319413535 0.653100474245695 1985 Nucleolar protein, essential for processing and maturation of 27S pre-rRNA and large ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; contains four RNA recognition motifs (RRMs) rRNA processing RNA binding nucleolus YLR412C-A_p YLR412C-A hom 0.0077582179419408 0.653470940774811 1986 Putative protein of unknown function biological_process molecular_function cellular_component YLR010C TEN1 het FT NUCLEUS|CHROMOSOME 0.00771907820976406 0.655105710337159 1987 Protein that regulates telomeric length; protects telomeric ends in a complex with Cdc13p and Stn1p negative regulation of telomere maintenance|telomere capping|telomere maintenance via telomerase single-stranded telomeric DNA binding nuclear telomere cap complex YGL033W HOP2 hom FF|FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00771763098047453 0.655166189267572 1988 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 YIL142W CCT2 het 0.00769267203366209 0.656209565633811 1989 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 YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.00768944413773406 0.656344552652553 1990 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 YHR029C YHI9 hom FT SIGNALING 0.00768835334992002 0.656726460007643 1991 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 YIL141W_d YIL141W hom 0.00768171542048719 0.656667804581793 1992 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL026C TRP5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00763977441702394 0.658423096910338 1993 Tryptophan synthase, catalyzes the last step of tryptophan biosynthesis; regulated by the general control system of amino acid biosynthesis tryptophan biosynthetic process tryptophan synthase activity nucleus|cytoplasm YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.00762764953103631 0.658978603077559 1994 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 YKL191W DPH2 hom 0.00762004214344955 0.659249573475792 1995 Protein required, along with Dph1p, Kti11p, Jjj3p, and Dph5p, for synthesis of diphthamide, which is a modified histidine residue of translation elongation factor 2 (Eft1p or Eft2p); may act in a complex with Dph1p and Kti11p peptidyl-diphthamide biosynthetic process from peptidyl-histidine molecular_function cytoplasm YGR115C_d YGR115C het FF 0.00760863745922209 0.659870312650989 1996 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 YMR281W GPI12 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00755959098457318 0.662021044835841 1997 ER membrane protein involved in the second step of glycosylphosphatidylinositol (GPI) anchor assembly, the de-N-acetylation of the N-acetylglucosaminylphosphatidylinositol intermediate; functional homolog of human PIG-Lp GPI anchor biosynthetic process N-acetylglucosaminylphosphatidylinositol deacetylase activity integral to membrane|endoplasmic reticulum membrane YBL071C-B_p YBL071C-B hom 0.00753497640846592 0.662864503834721 1998 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.00753142136770213 0.66296652892049 1999 Transcription factor (bHLH) involved in interorganelle communication between mitochondria, peroxisomes, and nucleus cellular response to oleic acid|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus|cytoplasm YOR146W_d YOR146W het 0.00751854195248982 0.663648914820926 2000 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 YLR431C ATG23 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00751358842708969 0.66371548999378 2001 Peripheral membrane protein required for the cytoplasm-to-vacuole targeting (Cvt) pathway and efficient macroautophagy; cycles between the phagophore assembly site (PAS) and non-PAS locations; forms a complex with Atg9p and Atg27p protein localization to pre-autophagosomal structure|positive regulation of macroautophagy|CVT pathway molecular_function pre-autophagosomal structure|extrinsic to membrane YOR192C THI72 hom 0.00750807429733702 0.664135615393629 2002 Transporter of thiamine or related compound; shares sequence similarity with Thi7p thiamine transport transporter activity integral to membrane|membrane YDL019C OSH2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00746703800338978 0.665672130768407 2003 Member of an oxysterol-binding protein family with seven members in S. cerevisiae; family members have overlapping, redundant functions in sterol metabolism and collectively perform a function essential for viability endocytosis|maintenance of cell polarity|sterol transport|exocytosis lipid binding|oxysterol binding|sterol transporter activity|1-phosphatidylinositol binding endoplasmic reticulum|plasma membrane|cortical endoplasmic reticulum|cellular bud neck YJR064W CCT5 het 0.007459327486278 0.666137039417505 2004 Subunit of the cytosolic chaperonin Cct ring complex, related to Tcp1p, required for the assembly of actin and tubulins in vivo protein folding unfolded protein binding chaperonin-containing T-complex YEL006W YEA6 hom FT MITOCHONDRION 0.0073834771455174 0.669190127153576 2005 Putative mitochondrial NAD+ transporter, member of the mitochondrial carrier subfamily (see also YIA6); has putative human ortholog transport|NAD transmembrane transport transporter activity|NAD transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YPL244C HUT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00731812012003276 0.672085211302535 2006 Protein with a role in UDP-galactose transport to the Golgi lumen, has similarity to human UDP-galactose transporter UGTrel1, exhibits a genetic interaction with S. cerevisiae ERO1 UDP-galactose transport|UDP-glucose transport UDP-galactose transmembrane transporter activity integral to membrane YGR073C_d YGR073C het 0.00731112526580899 0.672242091337302 2007 Dubious open reading frame unlikely to encode a functional protein, extensively overlaps essential SMD1 gene encoding a U6 snRNP protein Unknown Unknown Unknown YIL014W MNT3 hom FT CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00726123275857525 0.674349822314267 2008 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 YBR048W RPS11B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00725154302792353 0.674759466283092 2009 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S11 and bacterial S17; RPS11B has a paralog, RPS11A, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit assembly structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YMR232W FUS2 hom FT SIGNALING|NUCLEUS|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.00723597808394049 0.675417692984959 2010 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 YNL321W VNX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0072279095499397 0.675759001328192 2011 Calcium/H+ antiporter localized to the endoplasmic reticulum membrane; member of the calcium exchanger (CAX) family; potential Cdc28p substrate potassium ion transport|sodium ion transport|hydrogen transport potassium:hydrogen antiporter activity|sodium:hydrogen antiporter activity|calcium:hydrogen antiporter activity fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum membrane|fungal-type vacuole YLL010C PSR1 hom FT PLASMA MEMBRANE 0.00719982669226227 0.676947457916137 2012 Plasma membrane associated protein phosphatase involved in the general stress response; required along with binding partner Whi2p for full activation of STRE-mediated gene expression, possibly through dephosphorylation of Msn2p response to stress phosphoprotein phosphatase activity plasma membrane YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.00717162005119297 0.678141962881698 2013 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 YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00716869144572032 0.678266030925062 2014 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 YBR074W_p YBR074W hom FT PROTEOLYSIS 0.00715674446001864 0.678817535618813 2015 Putative metalloprotease biological_process molecular_function cellular_component YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0071425436525509 0.679374147492549 2016 ATP binding cassette protein that cosediments with polysomes and is required for biogenesis of the small ribosomal subunit; Asn/Gln-rich rich region supports [NU+] prion formation and susceptibility to [PSI+] prion induction ribosomal small subunit biogenesis|poly(A)+ mRNA export from nucleus ATPase activity|ATP binding mitochondrion|polysome|cytoplasm YHL007C STE20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.00712028956642994 0.680317798676193 2017 Cdc42p-activated signal transducing kinase of the PAK (p21-activated kinase) family; involved in pheromone response, pseudohyphal/invasive growth, vacuole inheritance, down-regulation of sterol uptake; GBB motif binds Ste4p negative regulation of gene expression|osmosensory signaling pathway via Sho1 osmosensor|activation of MAPKKK activity|vacuole inheritance|protein phosphorylation|cellular bud site selection|cellular response to heat|regulation of exit from mitosis|pheromone-dependent signal transduction involved in conjugation with cellular fusion|signal transduction involved in filamentous growth|pseudohyphal growth|sterol import|stress granule assembly|invasive growth in response to glucose limitation|positive regulation of apoptotic process histone serine kinase activity|MAP kinase kinase kinase kinase activity|protein kinase activity incipient cellular bud site|plasma membrane|nucleus|mating projection tip YLL044W_d YLL044W hom 0.00708702047402683 0.681729457935669 2018 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 YKR066C CCP1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00708414239392238 0.681851631784582 2019 Mitochondrial cytochrome-c peroxidase; degrades reactive oxygen species in mitochondria, involved in the response to oxidative stress cellular response to oxidative stress cytochrome-c peroxidase activity mitochondrion|mitochondrial intermembrane space YJL062W LAS21 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00707351216485298 0.682302954851991 2020 Integral plasma membrane protein involved in the synthesis of the glycosylphosphatidylinositol (GPI) core structure; mutations affect cell wall integrity GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity integral to endoplasmic reticulum membrane|integral to membrane|integral to plasma membrane YDR353W TRR1 het FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0070661836329452 0.682614165347385 2021 Cytoplasmic thioredoxin reductase; key regulatory enzyme that determines the redox state of the thioredoxin system, which acts as a disulfide reductase system and protects cells against both oxidative and reductive stress; protein abundance increases in response to DNA replication stress; TRR1 has a paralog, TRR2, that arose from the whole genome duplication cellular response to oxidative stress|cell redox homeostasis ferrous iron binding|thioredoxin-disulfide reductase activity cytosol YJL130C URA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00705951883086769 0.682897236999221 2022 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 YBR247C ENP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00698023569880354 0.686268009751466 2023 Protein associated with U3 and U14 snoRNAs, required for pre-rRNA processing and 40S ribosomal subunit synthesis; localized in the nucleus and concentrated in the nucleolus endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing snoRNA binding preribosome, small subunit precursor|nucleolus|nucleus|cytoplasm|90S preribosome YPR170C_d YPR170C hom 0.00696746674479661 0.686811475828185 2024 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the dubious ORFs YPR169W-A and YPR170W-B Unknown Unknown Unknown YHR022C-A_p YHR022C-A hom 0.00691394180359452 0.689091337042255 2025 Putative protein of unknown function; identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.00689162918499061 0.690525716312442 2026 Phosphatidylinositol 4-kinase; catalyzes first step in the biosynthesis of phosphatidylinositol-4,5-biphosphate; may control cytokinesis through the actin cytoskeleton phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity trans-Golgi network|nucleus YNL112W DBP2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.00689161042136126 0.690262864445554 2027 ATP-dependent RNA helicase of the DEAD-box protein family; has a strong preference for dsRNA; involved mRNA decay and rRNA processing; may be involved in suppression of transcription from cryptic initiation sites nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|rRNA processing RNA helicase activity mitochondrion|nucleus|cytoplasm YCR092C MSH3 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00686586451035192 0.691141568646404 2028 Mismatch repair protein, forms dimers with Msh2p that mediate repair of insertion or deletion mutations and removal of nonhomologous DNA ends, contains a PCNA (Pol30p) binding motif required for genome stability mismatch repair|mitotic recombination|meiotic mismatch repair|removal of nonhomologous ends|DNA recombination DNA insertion or deletion binding|mismatched DNA binding|double-strand/single-strand DNA junction binding|loop DNA binding|Y-form DNA binding MutSbeta complex|nucleus|cytoplasm YGL118C_d YGL118C hom 0.0068419396496697 0.692162677516127 2029 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 0.00682247412958097 0.692993875467228 2030 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 YJL085W EXO70 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00680974370193462 0.693754977530323 2031 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 YKL009W MRT4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00678392244241198 0.694684468112067 2032 Protein involved in mRNA turnover and ribosome assembly, localizes to the nucleolus nuclear-transcribed mRNA catabolic process|ribosomal large subunit assembly|ribosomal large subunit biogenesis|rRNA processing LSU rRNA binding nucleoplasm|nucleolus|nucleus|preribosome, large subunit precursor YER148W SPT15 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00677040519714387 0.695262319601832 2033 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 YMR318C ADH6 hom FT OXIDATION-REDUCTION PROCESS 0.00676329469263866 0.695523164925455 2034 NADPH-dependent medium chain alcohol dehydrogenase; has broad substrate specificity; member of the cinnamyl family of alcohol dehydrogenases; may be involved in fusel alcohol synthesis or in aldehyde tolerance; protein abundance increases in response to DNA replication stress cellular aldehyde metabolic process|furaldehyde metabolic process|alcohol metabolic process hydroxymethylfurfural reductase (NADH) activity|hydroxymethylfurfural reductase (NADPH) activity|alcohol dehydrogenase (NADP+) activity cellular_component YBL095W_p YBL095W hom FT MITOCHONDRION 0.0067622576439704 0.69556751799352 2035 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 YGR064W_d YGR064W hom FF 0.00674386181912303 0.696354453657879 2036 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SPT4/YGR063C Unknown Unknown Unknown YPL269W KAR9 hom FT NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00674363009225012 0.696493653923316 2037 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 YGL169W SUA5 het FT RNA PROCESSING|TRANSLATION|NUCLEUS|CHROMOSOME 0.00671793793009554 0.697678795044826 2038 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 YGR146C ECL1 hom 0.00671706687979922 0.697501270755558 2039 Protein of unknown function; mitochondrial-dependent role in the extension of chronological lifespan; overexpression increases oxygen consumption and respiratory activity while deletion results in reduced oxygen consumption under conditions of caloric restriction; induced by iron homeostasis transcription factor Aft2p; multicopy suppressor of temperature sensitive hsf1 mutant; induced by treatment with 8-methoxypsoralen and UVA irradiation biological_process molecular_function cellular_component YKL101W HSL1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00669453703324707 0.698466077818319 2040 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 YHR121W LSM12 hom FT NUCLEUS 0.00663781717653526 0.700897175127031 2041 Protein of unknown function that may function in RNA processing; interacts with Pbp1p and Pbp4p and associates with ribosomes; contains an RNA-binding LSM domain and an AD domain; GFP-fusion protein is induced by the DNA-damaging agent MMS; relative distribution to the nucleus increases upon DNA replication stress RNA metabolic process RNA binding ribosome|nucleus|cytoplasmic stress granule|cytoplasm YLR076C_d YLR076C het 0.00661568492701602 0.702440769291064 2042 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPL10 which encodes the ribosomal protein L10 Unknown Unknown Unknown YER087C-B SBH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00660402115076233 0.702347181897553 2043 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 YCL052C PBN1 het FT LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00658777816124407 0.703044467586199 2044 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 YMR241W YHM2 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00657781012454066 0.703472503250986 2045 Carrier protein that exports citrate from and imports oxoglutarate into the mitochondrion, causing net export of NADPH reducing equivalents; also associates with mt nucleoids and has a role in replication and segregation of the mt genome tricarboxylic acid transport|mitochondrial citrate transport|alpha-ketoglutarate transport|mitochondrial genome maintenance tricarboxylate secondary active transmembrane transporter activity|DNA binding mitochondrial nucleoid|mitochondrion|integral to membrane|mitochondrial inner membrane YNL240C NAR1 het FT COFACTOR METABOLISM|NUCLEUS 0.00655803676919658 0.704321865241446 2046 Component of the cytosolic iron-sulfur (FeS) protein assembly machinery, required for maturation of cytosolic and nuclear FeS proteins and for normal resistance to oxidative stress; homologous to human Narf iron-sulfur cluster assembly iron-sulfur cluster binding|ferredoxin hydrogenase activity cytosol|membrane YPL022W RAD1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.00655218817387936 0.704573161622559 2047 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 YJL030W MAD2 hom FT CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|NUCLEAR PORE|KINETOCHORE 0.00653790918025352 0.705186821989677 2048 Component of the spindle-assembly checkpoint complex; delays the onset of anaphase in cells with defects in mitotic spindle assembly; forms a complex with Mad1p; regulates APC/C activity during prometaphase and metaphase of meiosis I chromosome decondensation|mitotic cell cycle spindle assembly checkpoint|mitotic cell cycle G2/M transition decatenation checkpoint molecular_function mitotic checkpoint complex|condensed nuclear chromosome kinetochore|nuclear pore YPL081W RPS9A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.00652516058078792 0.705734873519863 2049 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S9 and bacterial S4; RPS9A has a paralog, RPS9B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|rRNA binding small-subunit processome|cytosolic small ribosomal subunit|90S preribosome|cytoplasm YHR001W-A QCR10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00648297904833816 0.707549308488437 2050 Subunit of the ubiqunol-cytochrome c oxidoreductase complex which includes Cobp, Rip1p, Cyt1p, Cor1p, Qcr2p, Qcr6p, Qcr7p, Qcr8p, Qcr9p, and Qcr10p and comprises part of the mitochondrial respiratory chain mitochondrial electron transport, ubiquinol to cytochrome c|aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|mitochondrial respiratory chain complex III YOR015W_d YOR015W hom 0.00647926005205347 0.70770936063122 2051 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCL045C EMC1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00644101877242543 0.709355874632571 2052 Member of conserved endoplasmic reticulum membrane complex; involved in efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; interacts with Gal80p; homologous to worm H17B01.4/EMC-1, fly CG2943, and human KIAA0090 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|endoplasmic reticulum YJR007W SUI2 het FF|FT TRANSLATION|RIBOSOME 0.00643454786093305 0.709758823765319 2053 Alpha subunit of the translation initiation factor eIF2; eIF2 is involved in identification of the start codon; phosphorylation of Ser51 is required for regulation of translation by inhibiting the exchange of GDP for GTP; protein abundance increases in response to DNA replication stress translational initiation translation initiation factor activity ribosome|multi-eIF complex|eukaryotic translation initiation factor 2 complex|cytoplasm YKL048C ELM1 hom FT CELL CYCLE|CELL DIVISION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00643450242458602 0.709802195388864 2054 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 YPL018W CTF19 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00639942832362827 0.711148131636432 2055 Outer kinetochore protein, needed for accurate chromosome segregation; component of the kinetochore sub-complex COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) that functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-P and fission yeast fta2 attachment of spindle microtubules to kinetochore|chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function COMA complex|condensed nuclear chromosome kinetochore|nucleus YAL020C ATS1 hom FT RNA PROCESSING|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.0063842499349476 0.711802612187946 2056 Protein required, with Elongator complex, Kti11p, and Kti12p, for modification of wobble nucleosides in tRNA; has a potential role in regulatory interactions between microtubules and the cell cycle microtubule-based process|budding cell bud growth|microtubule cytoskeleton organization|tRNA wobble uridine modification molecular_function cytoplasm YOR160W MTR10 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|NUCLEUS 0.00638175954419768 0.711910016225973 2057 Nuclear import receptor; mediates the nuclear localization of proteins involved in mRNA-nucleus export; promotes dissociation of mRNAs from the nucleus-cytoplasm mRNA shuttling protein Npl3p; required for retrograde import of mature tRNAs; relocalizes from cytoplasm to the nuclear periphery upon DNA replication stress RNA localization|tRNA transport|RNA import into nucleus|protein import into nucleus|mRNA-binding (hnRNP) protein import into nucleus nuclear localization sequence binding integral to membrane|nucleus|cytoplasm YBR248C HIS7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.00637867781556068 0.712207308461937 2058 Imidazole glycerol phosphate synthase (glutamine amidotransferase:cyclase), catalyzes the fifth step of histidine biosynthesis and also produces 5-aminoimidazole-4-carboxamide ribotide (AICAR), a purine precursor purine nucleoside monophosphate biosynthetic process|histidine biosynthetic process imidazoleglycerol-phosphate synthase activity intracellular YDR108W TRS85 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|GOLGI APPARATUS 0.00636552933395232 0.71261012260413 2059 Subunit of TRAPPIII (transport protein particle), a multimeric guanine nucleotide-exchange factor for Ypt1p, required for membrane expansion during autophagy and the CVT pathway; directs Ypt1p to the PAS; late post-replication meiotic role meiosis|vesicle organization|piecemeal microautophagy of nucleus|ER to Golgi vesicle-mediated transport|peroxisome degradation|macroautophagy|protein localization to pre-autophagosomal structure|CVT pathway molecular_function TRAPP complex|pre-autophagosomal structure YFR006W_p YFR006W hom 0.00636458742301116 0.712650760315385 2060 Putative X-Pro aminopeptidase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YFR006W is not an essential gene biological_process molecular_function cytoplasm YDL075W RPL31A hom FT TRANSLATION|RIBOSOME 0.00633955062903674 0.713731243824664 2061 Ribosomal 60S subunit protein L31A; associates with karyopherin Sxm1p; loss of both Rpl31p and Rpl39p confers lethality; homologous to mammalian ribosomal protein L31, no bacterial homolog; RPL31A has a paralog, RPL31B, that arose from the whole genome duplication cytoplasmic translation|regulation of translational fidelity structural constituent of ribosome cytosolic large ribosomal subunit YLR460C_p YLR460C hom FT OXIDATION-REDUCTION PROCESS 0.00632982308784816 0.714151198880975 2062 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 YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.00626687319367065 0.716870943948281 2063 Cytoplasmic malate dehydrogenase, one of three isozymes that catalyze interconversion of malate and oxaloacetate; involved in the glyoxylate cycle and gluconeogenesis during growth on two-carbon compounds; interacts with Pck1p and Fbp1 protein import into peroxisome matrix|gluconeogenesis|malate metabolic process L-malate dehydrogenase activity cytosol|cytoplasm YIL092W_p YIL092W hom FT NUCLEUS 0.00625589287472251 0.717345716707622 2064 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to the nucleus biological_process molecular_function nucleus|cytoplasm YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00623541379513508 0.718231493391517 2065 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 YNR052C POP2 hom FF|FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS|SITE OF POLARIZED GROWTH 0.0062004628275217 0.71974409318339 2066 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 YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00619728553676548 0.719881653733997 2067 Type I transmembrane sorting receptor for multiple vacuolar hydrolases; cycles between the late-Golgi and prevacuolar endosome-like compartments vacuolar transport|protein targeting to vacuole signal sequence binding integral to membrane|Golgi apparatus YBR292C_d YBR292C hom 0.00619103976254712 0.720152090456832 2068 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 YOR120W GCY1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00617040835172852 0.721045661653369 2069 Glycerol dehydrogenase;involved in an alternative pathway for glycerol catabolism used under microaerobic conditions; also has mRNA binding activity; member of the aldo-keto reductase (AKR) family; protein abundance increases in response to DNA replication stress; GCY1 has a paralog, YPR1, that arose from the whole genome duplication cellular response to oxidative stress|arabinose catabolic process|D-xylose catabolic process oxidoreductase activity|mRNA binding|alditol:NADP+ 1-oxidoreductase activity|aldo-keto reductase (NADP) activity nucleus|cytoplasm YOR273C TPO4 hom FF|FT PLASMA MEMBRANE 0.00608967311808593 0.724546052321139 2070 Polyamine transporter of the major facilitator superfamily; member of the 12-spanner drug:H(+) antiporter DHA1 family; recognizes spermine, putrescine, and spermidine; localizes to the plasma membrane spermidine transport|spermine transport spermidine transmembrane transporter activity|spermine transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|plasma membrane YGL241W KAP114 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00606288044018296 0.725708964243902 2071 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 YGR124W ASN2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00606106524624157 0.725905685487279 2072 Asparagine synthetase; catalyzes the synthesis of L-asparagine from L-aspartate in the asparagine biosynthetic pathway; ASN2 has a paralog, ASN1, that arose from the whole genome duplication asparagine biosynthetic process asparagine synthase (glutamine-hydrolyzing) activity cytoplasm YCL005W LDB16 hom FT MITOCHONDRION 0.00605218751657027 0.726173257623081 2073 Protein of unknown function; null mutants have decreased net negative cell surface charge; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS; native protein is detected in purified mitochondria biological_process molecular_function mitochondrion|lipid particle YPL267W ACM1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.0060450012561116 0.726485346034407 2074 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 YDR261C EXG2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.00600753528049251 0.728152162928746 2075 Exo-1,3-beta-glucanase, involved in cell wall beta-glucan assembly; may be anchored to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization glucan exo-1,3-beta-glucosidase activity fungal-type cell wall YNL114C_d YNL114C het 0.00600390626346974 0.728270909702564 2076 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 YBL102W SFT2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00596535385574174 0.72994734018291 2077 Non-essential tetra-spanning membrane protein found mostly in the late Golgi, can suppress some sed5 alleles; may be part of the transport machinery, but precise function is unknown; similar to mammalian syntaxin 5 Golgi to endosome transport molecular_function integral to membrane|Golgi membrane YDR045C RPC11 het FT NUCLEUS 0.00596501578069316 0.729962046913235 2078 RNA polymerase III subunit C11; mediates pol III RNA cleavage activity and is important for termination of transcription; homologous to TFIIS termination of RNA polymerase III transcription|tRNA transcription from RNA polymerase III promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex YLR286C CTS1 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.00592667960342063 0.731630366083788 2079 Endochitinase, required for cell separation after mitosis; transcriptional activation during the G1 phase of the cell cycle is mediated by transcription factor Ace2p cytokinesis, completion of separation|chitin catabolic process endochitinase activity nuclear envelope|extracellular region|fungal-type cell wall|endoplasmic reticulum|cellular bud neck YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0058890325963056 0.733269929087909 2080 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 YGL200C EMP24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00584535387618415 0.735364076790487 2081 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 YNL025C SSN8 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00583633656130746 0.735566934209522 2082 Cyclin-like component of the RNA polymerase II holoenzyme, involved in phosphorylation of the RNA polymerase II C-terminal domain; involved in glucose repression and telomere maintenance positive regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription by galactose|positive regulation of transcription from RNA polymerase II promoter cyclin-dependent protein kinase regulator activity mediator complex YNL307C MCK1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION 0.00583228974760799 0.735743431720777 2083 Protein serine/threonine/tyrosine (dual-specificity) kinase; involved in control of chromosome segregation and in regulating entry into meiosis; interacts with Clb2p and Mih1p; inhibits Clb2p-Cdk1 activity; related to mammalian glycogen synthase kinases of the GSK-3 family meiosis|double-strand break repair via nonhomologous end joining|ascospore formation|protein phosphorylation|response to stress|mitotic sister chromatid segregation protein serine/threonine/tyrosine kinase activity|protein serine/threonine kinase activity|protein kinase activity cellular_component YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00581590808514536 0.736458043029603 2084 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 YEL067C_p YEL067C hom FT MITOCHONDRION 0.00577125532207944 0.738407069966077 2085 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 YHL031C GOS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0057333800762902 0.740061587105139 2086 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 YBR022W POA1 hom FT RNA PROCESSING 0.0057254206027766 0.740409436677491 2087 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 YBR191W RPL21A hom FT TRANSLATION|RIBOSOME 0.00572372858024846 0.740483389277975 2088 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 YDR483W KRE2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00569268249644024 0.741877911094856 2089 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 YDL154W MSH5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0056602907706843 0.743257766347842 2090 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 YBR016W YBR016W hom FT PLASMA MEMBRANE 0.00564294237296838 0.744017060243315 2091 Tail-anchored plasma membrane protein with a conserved CYSTM module; predicted to be palmitoylated; has similarity to hydrophilins, which are involved in the adaptive response to hyperosmotic conditions; YBR016W has a paralog, YDL012C, that arose from the whole genome duplication biological_process molecular_function cellular bud membrane|plasma membrane|mating projection membrane YDR526C_d YDR526C het FF 0.00563653450736376 0.744408146363566 2092 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR094W PBY1 hom 0.00562862795608597 0.744643752145858 2093 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 YLR075W RPL10 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00559157533493146 0.746266717405308 2094 Ribosomal 60S subunit protein L10; responsible for joining the 40S and 60S subunits; regulates translation initiation; similar to members of the QM gene family; homologous to mammalian ribosomal protein L10 and bacterial L16; protein abundance increases in response to DNA replication stress; mutations in the human ortholog are associated with development of T-cell acute lymphoblastic leukemia and similar changes in the yeast gene result in ribosome biogenesis defects cytoplasmic translation|translational termination|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YGL252C RTG2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|SIGNALING|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00559141522383256 0.7462737329805 2095 Sensor of mitochondrial dysfunction; regulates the subcellular location of Rtg1p and Rtg3p, transcriptional activators of the retrograde (RTG) and TOR pathways; Rtg2p is inhibited by the phosphorylated form of Mks1p maintenance of DNA trinucleotide repeats|regulation of transcription from RNA polymerase II promoter|Unknown|nitrogen catabolite regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter|mitochondria-nucleus signaling pathway|transcription factor import into nucleus RNA polymerase II transcription factor binding transcription factor activity SLIK (SAGA-like) complex|transcriptionally active chromatin|cytoplasm YCR010C ADY2 hom FT CELL CYCLE|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|PLASMA MEMBRANE 0.00557046944886688 0.747228156431281 2096 Acetate transporter required for normal sporulation; phosphorylated in mitochondria; ADY2 has a paralog, ATO2, that arose from the whole genome duplication nitrogen utilization|ammonium transport|acetate transport|transmembrane transport acetate transmembrane transporter activity|ammonium transmembrane transporter activity mitochondrion|integral to membrane|plasma membrane YLR325C RPL38 hom FT TRANSLATION|RIBOSOME 0.00556220156796394 0.747554136696181 2097 Ribosomal 60S subunit protein L38; homologous to mammalian ribosomal protein L38, no bacterial homolog cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YHL030W ECM29 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00555143532933175 0.748026185409996 2098 Scaffold protein; assists in association of the proteasome core particle with the regulatory particle; degraded by the mature proteasome after assembly; contains HEAT-like repeats; protein increases in abundance and relocalizes from nucleus to cytoplasm upon DNA replication stress proteasome assembly protein complex scaffold proteasome complex|nucleus|cytoplasm YPR137W RRP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00554030403392471 0.748623215199041 2099 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 YOR135C_d IRC14 hom 0.00545881418675095 0.752091068941666 2100 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YOR136W; null mutant displays increased levels of spontaneous Rad52 foci Unknown Unknown Unknown YFL038C YPT1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.00542343672669625 0.753645509757485 2101 Rab family GTPase, involved in the ER-to-Golgi step of the secretory pathway; complex formation with the Rab escort protein Mrs6p is required for prenylation of Ypt1p by protein geranylgeranyltransferase type II (Bet2p-Bet4p) Golgi vesicle budding|Golgi vesicle docking|early endosome to Golgi transport|macroautophagy|endocytic recycling|protein complex assembly|CVT pathway|retrograde vesicle-mediated transport, Golgi to ER|SNARE complex disassembly|ER to Golgi vesicle-mediated transport|COPII-coated vesicle budding SNARE binding|GTPase activity trans-Golgi network|mitochondrion|Golgi stack|endoplasmic reticulum membrane|Golgi membrane|pre-autophagosomal structure YER180C-A SLO1 hom FT PROTEIN LOCALIZATION 0.00541160819928551 0.754165463325816 2102 Protein interacting with Arl3p, which is a GTPase of the Ras superfamily involved in vesicle-tethering at the Golgi; putative ortholog of human SCOCO intracellular protein transport small GTPase regulator activity cytoplasm YOR210W RPB10 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00539981999151242 0.754683755384419 2103 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 YDR525W-A SNA2 hom 0.00534760648293393 0.756980751301349 2104 Protein of unknown function, has similarity to Pmp3p, which is involved in cation transport; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function fungal-type vacuole membrane|integral to membrane|cytoplasm YPL047W SGF11 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00534673636379124 0.757019048149611 2105 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 YML073C RPL6A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00532937338175593 0.757923564595252 2106 Ribosomal 60S subunit protein L6A; N-terminally acetylated; binds 5.8S rRNA; homologous to mammalian ribosomal protein L6, no bacterial homolog; RPL6A has a paralog, RPL6B, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YDR232W HEM1 het FT COFACTOR METABOLISM|MITOCHONDRION 0.00532648343558345 0.757910615432032 2107 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 YMR216C SKY1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.00531144491590566 0.758572844221748 2108 SR protein kinase (SRPK) involved in regulating proteins involved in mRNA metabolism and cation homeostasis; similar to human SRPK1 cellular cation homeostasis|cellular ion homeostasis|response to drug|protein phosphorylation|positive regulation of protein import into nucleus|regulation of cell size|mRNA splice site selection protein serine/threonine kinase activity|protein kinase activity cytoplasm YOL100W PKH2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00526141782450924 0.760777084147284 2109 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 YGL234W ADE5,7 hom FT NUCLEOTIDE METABOLISM 0.00524774858711998 0.761379702041456 2110 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 YPR070W MED1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00522399729369272 0.762427138387858 2111 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 YGL007W_d BRP1 hom FF 0.00521468340504258 0.762838001426185 2112 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YCR102C_p YCR102C hom FT OXIDATION-REDUCTION PROCESS 0.005191337739008 0.764279079461563 2113 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 YDL196W_d YDL196W het FF 0.0051829193566634 0.764342216603825 2114 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; open reading frame is located in promoter region of essential gene SEC31 Unknown Unknown Unknown YPR016C TIF6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.00514719682533427 0.765817021795908 2115 Constituent of 66S pre-ribosomal particles, has similarity to human translation initiation factor 6 (eIF6); may be involved in the biogenesis and or stability of 60S ribosomal subunits ribosomal subunit export from nucleus|maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing ribosomal large subunit binding nucleolus|nucleus|preribosome, large subunit precursor|cytoplasm YMR299C DYN3 hom FT CYTOSKELETON 0.00514048320093366 0.766113567576569 2116 Dynein light intermediate chain (LIC); localizes with dynein, null mutant is defective in nuclear migration nuclear migration along microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YKL115C_d YKL115C hom 0.00512354961562965 0.766861688706114 2117 Dubious open reading frame, unlikely to encode a protein; partially overlaps the verified gene PRR1 Unknown Unknown Unknown YOR290C SNF2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.00508102145870335 0.768741527590826 2118 Catalytic subunit of the SWI/SNF chromatin remodeling complex involved in transcriptional regulation; contains DNA-stimulated ATPase activity; functions interdependently in transcriptional activation with Snf5p and Snf6p cellular alcohol catabolic process|ATP-dependent chromatin remodeling|double-strand break repair|strand invasion|positive regulation of mating type switching|sucrose catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|nucleosome mobilization|chromatin remodeling|DNA-dependent DNA replication|positive regulation of transcription from RNA polymerase II promoter histone acetyl-lysine binding|RNA polymerase II activating transcription factor binding|DNA-dependent ATPase activity|nucleosomal DNA binding SWI/SNF complex|nucleus YCR065W HCM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.00507743993615469 0.768933430188236 2119 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 YMR316W DIA1 hom 0.00507098716536123 0.769185264316921 2120 Protein of unknown function, involved in invasive and pseudohyphal growth; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern pseudohyphal growth|invasive growth in response to glucose limitation molecular_function cytoplasm YNL226W_d YNL226W hom 0.00506290069937386 0.769542919185338 2121 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene JJJ1/YNL227C Unknown Unknown Unknown YCL014W BUD3 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00504343589660394 0.770404025338117 2122 Protein involved in bud-site selection and required for axial budding pattern; localizes with septins to bud neck in mitosis and may constitute an axial landmark for next round of budding cellular bud site selection|axial cellular bud site selection|cytokinesis molecular_function cellular bud neck contractile ring|cellular bud neck YGR287C IMA1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00502529233562018 0.771206935738322 2123 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 YKR078W YKR078W hom 0.00499806746764577 0.772974747715459 2124 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 YJL027C_p YJL027C hom 0.00499457903191044 0.772566655438117 2125 Putative protein of unknown function biological_process molecular_function cellular_component YGR233C PHO81 hom FT LIPID METABOLISM|NUCLEUS 0.00493268613836987 0.77530885544496 2126 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 YOL018C TLG2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.00486383530589547 0.778911291576205 2127 Syntaxin-like t-SNARE that forms a complex with Tlg1p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds Vps45p, which prevents Tlg2p degradation and also facilitates t-SNARE complex formation; homologous to mammalian SNARE protein syntaxin 16 (Sx16) inositolphosphoceramide metabolic process|Golgi to vacuole transport|endocytosis|mannosyl-inositol phosphorylceramide metabolic process|protein exit from endoplasmic reticulum|vesicle fusion|CVT pathway SNAP receptor activity SNARE complex|trans-Golgi network|integral to endosome membrane YOR260W GCD1 het FT TRANSLATION 0.00481717302557805 0.780466151671112 2128 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 YCR020W-B HTL1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.00480428894986327 0.781293475827863 2129 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance regulation of cell cycle|nucleosome disassembly|response to DNA damage stimulus|chromatin remodeling|transcription elongation from RNA polymerase II promoter chromatin binding RSC complex YBL045C COR1 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00479009362558746 0.781637114491297 2130 Core subunit of the ubiquinol-cytochrome c reductase complex (bc1 complex), which is a component of the mitochondrial inner membrane electron transport chain aerobic respiration ubiquinol-cytochrome-c reductase activity mitochondrion|integral to membrane|mitochondrial respiratory chain complex III YDL099W BUG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.00478435627417628 0.781892044056938 2131 Cis-golgi localized protein involved in ER to Golgi transport; forms a complex with the mammalian GRASP65 homolog, Grh1p; mutants are compromised for the fusion of ER-derived vesicles with Golgi membranes protein secretion|ER to Golgi vesicle-mediated transport molecular_function cis-Golgi network|cytoplasm YPR114W_p YPR114W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00474192059173029 0.783778327871033 2132 Putative protein of unknown function biological_process molecular_function integral to membrane|endoplasmic reticulum YGR243W FMP43 hom FT MITOCHONDRION 0.00473981373867855 0.783872011570932 2133 Highly conserved subunit of the mitochondrial pyruvate carrier; a mitochondrial inner membrane complex comprised of Fmp37p/Mpc1p and either Mpc2p or Fmp43p/Mpc3p mediates mitochondrial pyruvate uptake; more highly expressed in glucose-containing minimal medium than in lactate-containing medium; expression regulated by osmotic and alkaline stresses; protein abundance increases in response to DNA replication stress mitochondrial pyruvate transport pyruvate transmembrane transporter activity mitochondrion|mitochondrial membrane YHR189W PTH1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00472719290086853 0.784590308855454 2134 One of two (see also PTH2) mitochondrially-localized peptidyl-tRNA hydrolases; dispensable for respiratory growth on rich medium, but required for respiratory growth on minimal medium mitochondrial translation aminoacyl-tRNA hydrolase activity mitochondrion YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.00471057427269001 0.785172501547108 2135 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 YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.00468131757202057 0.786474358278102 2136 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 YIL005W EPS1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00467645957681432 0.786690585912387 2137 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 YOR137C SIA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00466420112580575 0.787360342111324 2138 Protein of unassigned function involved in activation of the Pma1p plasma membrane H+-ATPase by glucose proton transport molecular_function cellular_component YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.00465920772773416 0.787458592329501 2139 Component of the RSC chromatin remodeling complex; found in close proximity to nucleosomal DNA; displaced from the surface of nucleosomal DNA after chromatin remodeling; acetylated (K25) by Gcn5p, altering replication stress tolerance; contains tandem bromodomains that recognize histone H3 acetylated on K14 (H3K14ac) by Gcn5p G2/M transition of mitotic cell cycle|ATP-dependent chromatin remodeling|nucleosome disassembly|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity RSC complex YDR289C RTT103 hom FT RNA PROCESSING|NUCLEUS|CHROMOSOME 0.00464915380013771 0.787906261787065 2140 Protein that interacts with exonuclease Rat1p and Rai1p and plays a role in transcription termination by RNA polymerase II, has an RPR domain (carboxy-terminal domain interacting domain); also involved in regulation of Ty1 transposition negative regulation of transposition, RNA-mediated|mRNA 3'-end processing RNA polymerase II core binding nuclear chromatin|site of double-strand break YOR134W BAG7 hom FT SIGNALING 0.00461007263825497 0.789647085801244 2141 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 YBR056W YBR056W hom FT CARBOHYDRATE METABOLISM 0.00459197605942348 0.79060639415602 2142 Putative glycoside hydrolase of the mitochondrial intermembrane space biological_process molecular_function cytoplasm YBL097W BRN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00458244880608839 0.790878190573382 2143 Subunit of the condensin complex; required for chromosome condensation and for clustering of tRNA genes at the nucleolus; may influence multiple aspects of chromosome transmission mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation molecular_function nucleus|SMC loading complex|nuclear condensin complex YJR044C VPS55 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT 0.00458014870626575 0.791072204787536 2144 Late endosomal protein involved in late endosome to vacuole trafficking; functional homolog of human obesity receptor gene-related protein (OB-RGRP) late endosome to vacuole transport via multivesicular body sorting pathway molecular_function Vps55/Vps68 complex|late endosome|integral to membrane YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00457679330187872 0.791130302522919 2145 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 YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00455546118372104 0.792081445385851 2146 Component of the Sin3p-Rpd3p histone deacetylase complex, involved in transcriptional repression and activation of diverse processes, including mating-type switching and meiosis; involved in the maintenance of chromosomal integrity positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of transcription during meiosis|regulation of DNA-dependent DNA replication initiation|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|double-strand break repair via nonhomologous end joining|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription involved in G2/M-phase of mitotic cell cycle transcription coactivator activity|transcription corepressor activity Sin3-type complex|Rpd3S complex|Rpd3L-Expanded complex|Rpd3L complex YKR070W_p YKR070W hom FT MITOCHONDRION 0.00454672822601448 0.792561775741378 2147 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 YIR022W SEC11 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00452765158358984 0.793321866490244 2148 18kDa catalytic subunit of the Signal Peptidase Complex (SPC; Spc1p, Spc2p, Spc3p, and Sec11p) which cleaves the signal sequence of proteins targeted to the endoplasmic reticulum signal peptide processing|protein targeting to ER peptidase activity signal peptidase complex|endoplasmic reticulum YNL293W MSB3 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.00444952458830186 0.796839114255171 2149 Rab GTPase-activating protein; regulates endocytosis via activation of Vps21p and Ypt7p; also acts on Ypt52p and Sec4p; also required for proper actin organization; localizes to the plasma membrane and sites of polarized growth, and a portion localizes to endosomes and vacuoles; similar to Msb4p; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|exocytosis Rab GTPase activator activity incipient cellular bud site|polarisome|cellular bud tip YNL246W VPS75 hom FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00443781665510602 0.79733242657016 2150 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 YCR099C_p YCR099C hom 0.00441907593142653 0.798169759555118 2151 Putative protein of unknown function biological_process molecular_function integral to membrane YDR527W RBA50 het FF|FT TRANSCRIPTION FROM RNA POL II 0.00438977710610395 0.799479291882373 2152 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 YPR119W CLB2 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00425589377278211 0.805470426759648 2153 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 YPR106W ISR1 hom FT PROTEIN PHOSPHORYLATION 0.00421895619476245 0.807125370860676 2154 Predicted protein kinase, overexpression causes sensitivity to staurosporine, which is a potent inhibitor of protein kinase C biological_process protein kinase activity cellular_component YNR058W BIO3 hom FT KETONE METABOLISM|COFACTOR METABOLISM 0.00419838980144275 0.808047198240373 2155 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 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 0.00419778063725605 0.8080745062813 2156 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 YMR203W TOM40 het FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00419742578889914 0.808259075493441 2157 Component of the TOM (translocase of outer membrane) complex responsible for recognition and initial import steps for all mitochondrially directed proteins; constitutes the core element of the protein conducting pore protein import into mitochondrial matrix protein channel activity mitochondrial outer membrane|mitochondrion|integral to membrane|mitochondrial outer membrane translocase complex YDR195W REF2 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00417788502636562 0.808966529021192 2158 RNA-binding protein involved in the cleavage step of mRNA 3'-end formation prior to polyadenylation, and in snoRNA maturation; part of holo-CPF subcomplex APT, which associates with 3'-ends of snoRNA- and mRNA-encoding genes mRNA 3'-end processing|termination of RNA polymerase II transcription, poly(A)-coupled|snoRNA 3'-end processing|Unknown chromatin binding|RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YOR114W_p YOR114W hom 0.00415079481805407 0.810181521483769 2159 Putative protein of unknown function; null mutant is viable biological_process molecular_function cellular_component YOL129W VPS68 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|MITOCHONDRION 0.00409560043992219 0.812658394653645 2160 Vacuolar membrane protein of unknown function involved in vacuolar protein sorting; also detected in the mitochondria late endosome to vacuole transport via multivesicular body sorting pathway|protein targeting to vacuole molecular_function Vps55/Vps68 complex|mitochondrion|fungal-type vacuole membrane|integral to membrane YHR146W CRP1 hom FT NUCLEUS 0.0040826284666635 0.813240790899734 2161 Protein that binds to cruciform DNA structures biological_process DNA binding nucleus YDR202C RAV2 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS 0.00406084677805889 0.814218944634867 2162 Subunit of RAVE (Rav1p, Rav2p, Skp1p), a complex that associates with the V1 domain of the vacuolar membrane (H+)-ATPase (V-ATPase) and promotes assembly and reassembly of the holoenzyme vacuolar acidification|regulation of protein complex assembly molecular_function RAVE complex YMR156C TPP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0040080289959369 0.816592040900153 2163 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 YJL165C HAL5 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.0039979184480229 0.817315058588073 2164 Putative protein kinase; overexpression increases sodium and lithium tolerance, whereas gene disruption increases cation and low pH sensitivity and impairs potassium uptake, suggesting a role in regulation of Trk1p and/or Trk2p transporters; HAL5 has a paralog, KKQ8, that arose from the whole genome duplication cellular cation homeostasis|protein phosphorylation|cellular protein localization|protein dephosphorylation protein kinase activity cellular_component YDR248C_p YDR248C hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00399355762744064 0.817242532107805 2165 Putative gluconokinase; sequence similarity to bacterial and human gluconokinase; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; upregulated by deletion of the RNAP-II associated factor, PAF1 biological_process molecular_function cytoplasm YJL004C SYS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00394386077540702 0.819583369357614 2166 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 YPL145C KES1 hom FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00394138107946906 0.819588921128148 2167 One of seven members of the yeast oxysterol binding protein family; involved in negative regulation of Sec14p-dependent Golgi complex secretory functions, peripheral membrane protein that localizes to the Golgi complex; KES1 has a paralog, HES1, that arose from the whole genome duplication post-Golgi vesicle-mediated transport|positive regulation of phosphatase activity|maintenance of cell polarity|endocytosis|exocytosis|sterol transport phosphatidic acid binding|lipid binding|phosphatidylinositol-4,5-bisphosphate binding|oxysterol binding|sterol transporter activity|phosphatidylinositol-4-phosphate binding Golgi membrane|extrinsic to membrane|cytoplasm YOR003W YSP3 hom FT PROTEOLYSIS 0.00392698882729806 0.820236428518861 2168 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YDL147W RPN5 het FT PROTEOLYSIS|NUCLEUS 0.00392266794905321 0.820430848749477 2169 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 YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00389820397249225 0.821531826149617 2170 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 YDR233C RTN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.00384244480028837 0.824042523472841 2171 Reticulon protein; stabilizes membrane curvature; involved in nuclear pore assembly and maintenance of tubular ER morphology; mutant overexpressing RTN1 shows increase in tubular ER; interacts with exocyst subunit Sec6p, Yip3p, and Sbh1p; more abundant than Rtn2p; member of the RTNLA subfamily; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; RTN1 has a paralog, RTN2, that arose from the whole genome duplication endoplasmic reticulum tubular network organization|endoplasmic reticulum organization|endoplasmic reticulum tubular network maintenance|nuclear pore complex assembly molecular_function integral to endoplasmic reticulum membrane|mitochondrion|Golgi apparatus|endoplasmic reticulum|cortical endoplasmic reticulum|endoplasmic reticulum tubular network YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00382193297924344 0.824966574397206 2172 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 YOR256C TRE2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT 0.00378785679016921 0.826502231182587 2173 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 YDR184C ATC1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS 0.00377481543004107 0.827090121062861 2174 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 YER014C-A BUD25 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION 0.00377302127939725 0.827171006948257 2175 Protein involved in bud-site selection; diploid mutants display a random budding pattern instead of the wild-type bipolar pattern cellular bud site selection molecular_function cellular_component YDR452W PPN1 hom FT NUCLEUS 0.00376954683727034 0.827327650804572 2176 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 YPR029C APL4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00376894637174 0.827354723252859 2177 Gamma-adaptin, large subunit of the clathrin-associated protein (AP-1) complex; binds clathrin; involved in vesicle mediated transport Golgi to vacuole transport|vesicle-mediated transport clathrin binding AP-1 adaptor complex YBR196C PGI1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00375084053620785 0.828246924281535 2178 Glycolytic enzyme phosphoglucose isomerase, catalyzes the interconversion of glucose-6-phosphate and fructose-6-phosphate; required for cell cycle progression and completion of the gluconeogenic events of sporulation gluconeogenesis|pentose-phosphate shunt|glycolysis glucose-6-phosphate isomerase activity cytosol|mitochondrion|plasma membrane YAL019W FUN30 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00373222523127404 0.829010712541429 2179 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 a