Strain Gene Zyg FClass FTerms similarity score p-value rank description GOBP GOMF GOCC YMR127C SAS2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 1 0 1 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 YDR181C SAS4 hom FT CHROMATIN ORGANIZATION|PROTEOLYSIS|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.632587658995052 0 2 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 YNR042W_d YNR042W hom 0.407343181201806 2.43472355256791e-134 3 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 YOR254C SEC63 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.402766193306074 4.18668903442107e-131 4 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 YLR201C COQ9 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.395394364630315 5.33425717449692e-126 5 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 YMR110C HFD1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.376080886900803 3.15595433276879e-113 6 Hexadecenal dehydrogenase; involved in the conversion of sphingosine 1-phosphate breakdown product hexadecenal to hexadecenoic acid; located in the mitochondrial outer membrane and also in lipid particles; has similarity to ALDH3A2, a human fatty aldehyde dehydrogenase (FALDH) mutated in Sjogren-Larsson syndrome, a neurocutaneous disorder cellular aldehyde metabolic process 3-chloroallyl aldehyde dehydrogenase activity mitochondrial outer membrane|endosome|mitochondrion|lipid particle|integral to mitochondrial outer membrane YML034C-A_d YML034C-A hom 0.373206758835015 2.1232355376142e-111 7 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR064W_d YPR064W hom 0.358529652618539 2.37563606834378e-102 8 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR204W COQ4 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.347131435288508 1.20506249153434e-95 9 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 0.339313747161632 4.5122620885042e-91 10 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 YBR003W COQ1 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.33297706321974 1.06506693617821e-87 11 Hexaprenyl pyrophosphate synthetase, catalyzes the first step in ubiquinone (coenzyme Q) biosynthesis ubiquinone biosynthetic process trans-hexaprenyltranstransferase activity mitochondrion YNR041C COQ2 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.327702821004743 7.63890108240595e-85 12 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 YGR255C COQ6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.325382284575088 1.32314184078547e-83 13 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 YJL168C SET2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.321924802924008 8.85015039766406e-82 14 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 YPR146C_d YPR146C hom 0.318247772446989 7.27808144461829e-80 15 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL111C CYB5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.312187939890474 1.06342900171464e-76 16 Cytochrome b5, involved in the sterol and lipid biosynthesis pathways; acts as an electron donor to support sterol C5-6 desaturation sterol biosynthetic process electron carrier activity endoplasmic reticulum membrane YDR315C IPK1 hom FT NUCLEUS 0.310592783985206 5.79620488681236e-76 17 Inositol 1,3,4,5,6-pentakisphosphate 2-kinase, nuclear protein required for synthesis of 1,2,3,4,5,6-hexakisphosphate (phytate), which is integral to cell function; has 2 motifs conserved in other fungi; ipk1 gle1 double mutant is inviable nuclear-transcribed mRNA catabolic process, non-stop decay|inositol phosphate biosynthetic process inositol pentakisphosphate 2-kinase activity nucleus YLR378C SEC61 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.309969796183699 1.19007267168695e-75 18 Essential subunit of Sec61 complex (Sec61p, Sbh1p, and Sss1p); forms a channel for SRP-dependent protein import and retrograde transport of misfolded proteins out of the ER; with Sec63 complex allows SRP-independent protein import into ER posttranslational protein targeting to membrane, translocation|retrograde protein transport, ER to cytosol|ER-associated protein catabolic process|SRP-dependent cotranslational protein targeting to membrane, translocation|peptide transport peptide transporter activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity|signal sequence binding integral to membrane|Sec61 translocon complex YPR065W ROX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.306380390156169 7.26035671866015e-74 19 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 YML110C COQ5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.298301111486986 6.14643243073283e-70 20 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 YOR213C SAS5 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.296286256939865 5.60614290787369e-69 21 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 YBR275C RIF1 hom FT CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.294160297631569 5.66611331485835e-68 22 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif2p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance|chromatin silencing at silent mating-type cassette telomeric DNA binding nuclear telomere cap complex YDR537C_d YDR537C hom 0.293810652935944 8.27351473617011e-68 23 Dubious open reading frame unlikely to encode a protein, almost completely overlaps verified ORF PAD1/YDR538W Unknown Unknown Unknown YCL014W BUD3 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.293288475144993 1.45475721052132e-67 24 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 YOL096C COQ3 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.285310985281576 6.97479268982755e-64 25 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 YDL183C YDL183C hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.28238453436321 1.79690129901799e-62 26 Mitochondrial inner-membrane protein thought to be involved in the formation of an active mitochondrial K+/H+ exchanger (KHE) system; non-essential gene potassium ion transport|proton transport molecular_function integral to mitochondrial inner membrane YJL072C PSF2 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.282308822244299 1.64447834345433e-62 27 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 YLR202C_d YLR202C hom 0.282244602963523 2.07573362579367e-62 28 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 YER041W YEN1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.282038410020088 2.08498199924772e-62 29 Holliday junction resolvase; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; homolog of human GEN1 and has similarity to S. cerevisiae endonuclease Rth1p DNA repair|response to DNA damage stimulus single-stranded DNA specific endodeoxyribonuclease activity|crossover junction endodeoxyribonuclease activity nucleus|cytoplasm YML034W SRC1 hom FF|FT CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.28057003811605 1.11224702449362e-61 30 Inner nuclear membrane protein; functions in regulation of subtelomeric genes and is linked to TREX (transcription export) factors; SRC1 produces 2 splice variant proteins with different functions; alternative splicing of SRC1 pre-mRNA is promoted by Hub1p; mutant has aneuploidy tolerance maintenance of rDNA|mitotic sister chromatid segregation molecular_function nuclear envelope YLR359W ADE13 het FT NUCLEOTIDE METABOLISM 0.28035892115402 1.17128748148301e-61 31 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 YER019C-A SBH2 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.279488272663166 3.49796561225627e-61 32 Ssh1p-Sss1p-Sbh2p complex component, involved in protein translocation into the endoplasmic reticulum; homologous to Sbh1p SRP-dependent cotranslational protein targeting to membrane ARF guanyl-nucleotide exchange factor activity Ssh1 translocon complex YOL008W COQ10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.27849087959782 7.8752257838208e-61 33 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 YOR125C CAT5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.276170427244354 8.22922838558467e-60 34 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 YGR035C_p YGR035C hom 0.275161567239185 2.26647859561498e-59 35 Putative protein of unknown function, potential Cdc28p substrate; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance biological_process molecular_function cellular_component YPR024W YME1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.270469333665924 2.77717894775054e-57 36 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 YKL221W MCH2 hom 0.270289578457995 2.84463962308813e-57 37 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 YJL169W_d YJL169W hom 0.265714441344387 2.4301610580916e-55 38 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL168C/SET2 Unknown Unknown Unknown YFR007W YFH7 hom 0.262612070762912 5.44908305956966e-54 39 Putative kinase with similarity to the phosphoribulokinase/uridine kinase/bacterial pantothenate kinase (PRK/URK/PANK) subfamily of P-loop kinases phosphorylation ATPase activity|kinase activity cellular_component YKL222C YKL222C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CYTOSKELETON 0.259983626978978 5.65016693703289e-53 40 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; similar to transcriptional regulators from the zinc cluster (binuclear cluster) family; null mutant is sensitive to caffeine biological_process sequence-specific DNA binding ribosome|nucleus|mitotic spindle YJL193W_p YJL193W hom 0.256064235842838 2.57458086027921e-51 41 Putative protein of unknown function, predicted to encode a triose phosphate transporter subfamily member based on phylogenetic analysis; similar to YOR307C/SLY41; deletion mutant has a respiratory growth defect biological_process molecular_function integral to membrane YJL155C FBP26 hom FT CARBOHYDRATE METABOLISM 0.255186502238851 5.21527716509221e-51 42 Fructose-2,6-bisphosphatase, required for glucose metabolism; protein abundance increases in response to DNA replication stress glucose metabolic process 6-phosphofructo-2-kinase activity|fructose-2,6-bisphosphate 2-phosphatase activity cytosol YPR197C_d YPR197C hom FF 0.252862316185678 4.08466314575846e-50 43 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL090W ICE2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.252793414667462 4.34891575580742e-50 44 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 YJR129C_p YJR129C hom 0.250617007276762 3.1191404031436e-49 45 Putative protein of unknown function; predicted S-adenosylmethionine-dependent methyltransferase of the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process S-adenosylmethionine-dependent methyltransferase activity cytoplasm YDR086C SSS1 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.230586585191265 9.59499756037615e-42 46 Subunit of the Sec61p translocation complex (Sec61p-Sss1p-Sbh1p) that forms a channel for passage of secretory proteins through the endoplasmic reticulum membrane, and of the Ssh1p complex (Ssh1p-Sbh2p-Sss1p); interacts with Ost4p and Wbp1p posttranslational protein targeting to membrane, translocation|SRP-dependent cotranslational protein targeting to membrane, translocation structural molecule activity|P-P-bond-hydrolysis-driven protein transmembrane transporter activity Sec61 translocon complex|Ssh1 translocon complex YDR148C KGD2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.229702602107447 2.20774747232744e-41 47 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 YPR198W SGE1 hom FF|FT PLASMA MEMBRANE 0.226155741188637 4.00619720221162e-40 48 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 YMR067C UBX4 hom FT PROTEOLYSIS|NUCLEUS 0.225527610579535 5.81224084636892e-40 49 UBX domain-containing protein that interacts with Cdc48p; involved in degradation of polyubiquitinated proteins via the ERAD (ER-associated degradation) pathway; modulates the Cdc48p-Nplp-Ufd1p AAA ATPase complex during its role in delivery of misfolded proteins to the proteasome; protein abundance increases in response to DNA replication stress ER-associated protein catabolic process|sporulation resulting in formation of a cellular spore protein complex binding nucleus|cytoplasm|extrinsic to membrane YOL004W SIN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL DIVISION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.22034593680731 3.50758832397225e-38 50 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 YHL027W RIM101 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CELL DIVISION|ION HOMEOSTASIS|NUCLEUS 0.204968260548048 3.75634989434611e-33 51 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 YMR015C ERG5 hom FF|FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.192544325225114 2.17334603143071e-29 52 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 YAL011W SWC3 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.191096029667368 5.76081022340134e-29 53 Protein of unknown function, component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for formation of nuclear-associated array of smooth endoplasmic reticulum known as karmellae endoplasmic reticulum organization|chromatin remodeling|histone exchange molecular_function mitochondrion|Swr1 complex|nucleus YEL031W SPF1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.185496909157821 2.53338141331243e-27 54 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 YCR033W SNT1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.1834161858313 9.52595280748977e-27 55 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 YHR079C IRE1 hom FF|FT RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.180681966864398 5.07279404793453e-26 56 Serine-threonine kinase and endoribonuclease; transmembrane protein that mediates the unfolded protein response (UPR) by regulating Hac1p synthesis through HAC1 mRNA splicing; Kar2p binds inactive Ire1p and releases from it upon ER stress endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|inositol metabolic process|protein phosphorylation unfolded protein binding|protein serine/threonine kinase activity|endoribonuclease activity|protein kinase activity|protein homodimerization activity nucleus YLR021W IRC25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.18060545075179 5.59802746615606e-26 57 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 YOL038W PRE6 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.178798210053909 1.65720976021199e-25 58 Alpha 4 subunit of the 20S proteasome; may replace alpha 3 subunit (Pre9p) under stress conditions to create a more active proteasomal isoform; GFP-fusion protein relocates from cytosol to the mitochondrial surface upon oxidative stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YLR239C LIP2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.176616652114404 6.42289382895959e-25 59 Lipoyl ligase, involved in the modification of mitochondrial enzymes by the attachment of lipoic acid groups protein lipoylation ligase activity mitochondrion YFL016C MDJ1 hom FT PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.174756871251113 2.01065385146197e-24 60 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 YMR154C RIM13 hom FF|FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS 0.170720491488392 2.70084808610241e-23 61 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 YPL124W SPC29 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.168277370658396 9.71236491649166e-23 62 Inner plaque spindle pole body (SPB) component, links the central plaque component Spc42p to the inner plaque component Spc110p; required for SPB duplication microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body YGL096W TOS8 hom FT NUCLEUS|CHROMOSOME 0.16660376602959 2.57953390993046e-22 63 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 YPR107C YTH1 het FF|FT RNA PROCESSING|NUCLEUS 0.166543598469333 2.86792714571177e-22 64 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 YDL074C BRE1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.165658300342289 4.45912433602081e-22 65 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 YLR007W NSE1 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.16471244807235 7.79272304113498e-22 66 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 YJR094C IME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.16427328907837 9.8841438418344e-22 67 Master regulator of meiosis that is active only during meiotic events, activates transcription of early meiotic genes through interaction with Ume6p, degraded by the 26S proteasome following phosphorylation by Ime2p pseudohyphal growth|regulation of transcription from RNA polymerase II promoter|regulation of meiosis protein binding transcription factor activity nucleus YML118W NGL3 hom 0.16349029268357 1.63240286598504e-21 68 3'-5' exonuclease specific for poly-A RNAs; has a domain similar to a magnesium-dependent endonuclease motif in mRNA deadenylase Ccr4p; similar to Ngl1p; NGL3 has a paralog, NGL2, that arose from the whole genome duplication polyadenylation-dependent RNA catabolic process poly(A)-specific ribonuclease activity|endonuclease activity cellular_component YFR050C PRE4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.163274703306026 1.82015805045802e-21 69 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 YOR246C ENV9 hom FF|FT OXIDATION-REDUCTION PROCESS|VACUOLAR PROTEIN PROCESSING 0.162398875867874 3.03018476939703e-21 70 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing and defects in vacuolar morphology; has similarity to oxidoreductases, found in lipid particles; required for replication of Brome mosaic virus in S. cerevisiae, a model system for studying replication of positive-strand RNA viruses in their natural hosts vacuole organization|vacuolar protein processing oxidoreductase activity lipid particle YML014W TRM9 hom FT RNA PROCESSING|NUCLEUS 0.162187711833074 3.23461702353963e-21 71 tRNA methyltransferase; catalyzes modification of wobble bases in tRNA anticodons to 2, 5-methoxycarbonylmethyluridine and 5-methoxycarbonylmethyl-2-thiouridine; may act as part of a complex with Trm112p; deletion mutation increases translational infidelity, including amino acid misincorporation and -1 frameshifting, and also confers resistance to zymocin; null mutant displays activation of stress responses chronological cell aging|tRNA methylation|tRNA wobble uridine modification|response to stress tRNA (uracil) methyltransferase activity nucleus|cytoplasm YLR153C ACS2 het FT CHROMATIN ORGANIZATION|COFACTOR METABOLISM|NUCLEUS 0.160175339245651 1.0004515172585e-20 72 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 YMR314W PRE5 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.159275246217429 1.76077157132562e-20 73 Alpha 6 subunit of the 20S proteasome; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YLR085C ARP6 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.157978594829253 3.41858577240159e-20 74 Actin-related protein that binds nucleosomes; a component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A chromatin remodeling|histone exchange nucleosome binding Swr1 complex|cytoplasm YLR199C PBA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.154716878857211 1.98876951077995e-19 75 Protein involved in 20S proteasome assembly; forms a heterodimer with Add66p that binds to proteasome precursors; similar to human PAC1 constituent of the PAC1-PAC2 complex involved in proteasome assembly proteasome assembly molecular_function cytoplasm YER012W PRE1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.153243257334545 4.37712902476781e-19 76 Beta 4 subunit of the 20S proteasome; localizes to the nucleus throughout the cell cycle proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YLR379W_d YLR379W het 0.153042828438652 4.86998819095818e-19 77 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential ORF SEC61/YLR378C Unknown Unknown Unknown YDL020C RPN4 hom FF|FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.152380467871333 7.88925086377989e-19 78 Transcription factor that stimulates expression of proteasome genes; Rpn4p levels are in turn regulated by the 26S proteasome in a negative feedback control mechanism; RPN4 is transcriptionally regulated by various stress responses; relative distribution to the nucleus increases upon DNA replication stress positive regulation of proteasomal ubiquitin-dependent protein catabolic process|positive regulation of transcription from RNA polymerase II promoter in response to arsenic-containing substance|regulation of DNA repair|negative regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YBR231C SWC5 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.151399461860524 1.16179246032592e-18 79 Component of the SWR1 complex; complex exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; protein abundance increases in response to DNA replication stress chromatin remodeling|histone exchange molecular_function Swr1 complex|nucleus YHR113W APE4 hom FT PROTEOLYSIS 0.151099314275348 1.36032897642992e-18 80 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 YMR263W SAP30 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.148439543460932 5.49073032362037e-18 81 Subunit of a histone deacetylase complex, along with Rpd3p and Sin3p, that is involved in silencing at telomeres, rDNA, and silent mating-type loci; involved in telomere maintenance positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|positive regulation of transcription from RNA polymerase II promoter histone deacetylase activity histone deacetylase complex|Rpd3L-Expanded complex|Rpd3L complex YER094C PUP3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.147475573681371 8.910234270545e-18 82 Beta 3 subunit of the 20S proteasome involved in ubiquitin-dependent catabolism; human homolog is subunit C10 proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process endopeptidase activator activity proteasome storage granule|nucleus|endoplasmic reticulum membrane|proteasome core complex, beta-subunit complex YGL093W SPC105 het FF|FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.145165331941513 2.9451473533526e-17 83 Subunit of a kinetochore-microtubule binding complex with Kre28p that bridges centromeric heterochromatin and kinetochore MAPs and motors; required for sister chromatid bi-orientation and kinetochore binding of SAC components microtubule nucleation|protein localization to kinetochore|sister chromatid biorientation|mitotic cell cycle spindle assembly checkpoint microtubule binding|structural constituent of cytoskeleton mitochondrion|condensed nuclear chromosome kinetochore|spindle pole body YGL240W DOC1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.1446271985059 3.77846182418008e-17 84 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 YML041C VPS71 hom FF|FT PROTEIN LOCALIZATION|CHROMATIN ORGANIZATION|VACUOLAR TRANSPORT|NUCLEUS|CHROMOSOME 0.144461609914033 4.47248975558122e-17 85 Nucleosome-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|protein targeting to vacuole|histone exchange nucleosome binding Swr1 complex|nucleus YDL194W SNF3 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.143411729194792 6.93851328969805e-17 86 Plasma membrane low glucose sensor, regulates glucose transport; contains 12 predicted transmembrane segments and a long C-terminal tail required for induction of hexose transporters; also senses fructose and mannose; SNF3 has a paralog, RGT2, that arose from the whole genome duplication mannose transport|glucose transport|signal transduction|negative regulation of meiosis|detection of glucose|fructose transport glucose transmembrane transporter activity|receptor activity|glucose binding integral to membrane|plasma membrane YPL182C_d YPL182C hom 0.142053429563636 1.36006678186304e-16 87 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 YER066C-A_d YER066C-A hom 0.141451759456224 1.84750167530553e-16 88 Dubious open reading frame unlikely to encode a protein, partially overlaps uncharacterized ORF YER067W Unknown Unknown Unknown YPL166W ATG29 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS 0.140746440032289 2.63612826324183e-16 89 Autophagy-specific protein; required for recruiting other ATG proteins to the pre-autophagosomal structure (PAS); interacts with Atg17p and localizas to the PAS in a manner interdependent with Atg17p and Cis1p; not conserved; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress mitochondrion degradation|piecemeal microautophagy of nucleus|macroautophagy molecular_function pre-autophagosomal structure|cytoplasm YFR008W FAR7 hom FT CELL CYCLE|SIGNALING 0.140310468605926 3.32677043127598e-16 90 Protein involved in recovery from pheromone-induced cell cycle arrest; acts in a Far1p-independent pathway; interacts with Far3p, Far8p, Far9p, Far10p, and Far11p; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YPL153C RAD53 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEOTIDE METABOLISM|PROTEIN PHOSPHORYLATION|NUCLEUS 0.138657799947259 7.11122573465097e-16 91 Protein kinase, required for cell-cycle arrest in response to DNA damage; activated by trans autophosphorylation when interacting with hyperphosphorylated Rad9p; also interacts with ARS1 and plays a role in initiation of DNA replication DNA repair|protein localization|protein phosphorylation|nucleobase-containing compound metabolic process|DNA damage checkpoint|DNA replication initiation|deoxyribonucleoside triphosphate biosynthetic process protein serine/threonine/tyrosine kinase activity|DNA replication origin binding|protein kinase activity nucleus YOR275C RIM20 hom FT ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|NUCLEUS 0.137781085085087 1.08285256672006e-15 92 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 YGL222C EDC1 hom FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.13746455563503 1.25955438705706e-15 93 RNA-binding protein that activates mRNA decapping directly; binds to the mRNA substrate and enhances the activity of the decapping proteins Dcp1p and Dcp2p; has a role in translation during heat stress; protein becomes more abundant and forms cytoplasmic foci in response to DNA replication stress deadenylation-dependent decapping of nuclear-transcribed mRNA|positive regulation of translation in response to stress mRNA binding nucleus|cytoplasm YKR029C SET3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.136903238200122 1.64535044336344e-15 94 Defining member of the SET3 histone deacetylase complex which is a meiosis-specific repressor of sporulation genes; necessary for efficient transcription by RNAPII; one of two yeast proteins that contains both SET and PHD domains; SET3 has a paralog, SET4, that arose from the whole genome duplication negative regulation of meiosis|regulation of transcription, DNA-dependent|histone deacetylation methylated histone residue binding Rpd3L-Expanded complex|Set3 complex YER087C-A_d YER087C-A hom 0.136191152236125 2.30557514978363e-15 95 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; overlaps the uncharacterized gene YER087W, a putative tRNA synthetase Unknown Unknown Unknown YKR096W ESL2 hom FT NUCLEUS 0.134547339315821 5.17838578213985e-15 96 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 YLR015W BRE2 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.133738668407466 7.2697432920041e-15 97 Subunit of COMPASS (Set1C) complex, which methylates Lys4 of histone H3 and functions in silencing at telomeres; has a C-terminal Sdc1 Dpy-30 Interaction (SDI) domain that mediates binding to Sdc1p; similar to trithorax-group protein ASH2L histone H3-K4 methylation|telomere maintenance|histone H3-K4 trimethylation|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YPL139C UME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.132664357490092 1.1943198113925e-14 98 Negative regulator of meiosis, required for repression of a subset of meiotic genes during vegetative growth, binding of histone deacetylase Rpd3p required for activity, contains a NEE box and a WD repeat motif; homologous with Wtm1p, Wtm2p positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|positive regulation of transcription from RNA polymerase II promoter|regulation of meiosis transcription corepressor activity Rpd3S complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YMR268C PRP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.131467540966699 2.06657391862776e-14 99 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 YGR004W PEX31 hom FT PEROXISOME ORGANIZATION 0.13084644872041 2.74142285068194e-14 100 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome size; partially functionally redundant with Pex30p and Pex32p; probably acts at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|integral to peroxisomal membrane YDL002C NHP10 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.130830066224392 2.76188281534824e-14 101 Protein related to mammalian high mobility group proteins; preferentially binds DNA ends, protecting them from exonucleatic cleavage; likely component of the chromatin-remodeling complex INO80 complex; proposed to be involved in DNA repair double-strand break repair|nucleosome mobilization DNA end binding|loop DNA binding nucleus|Ino80 complex YDL099W BUG1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.129829043900981 4.34261983308731e-14 102 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 YDR224C HTB1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.129513872840972 5.00404575134425e-14 103 Histone H2B, core histone protein required for chromatin assembly and chromosome function; nearly identical to HTB2; Rad6p-Bre1p-Lge1p mediated ubiquitination regulates transcriptional activation, meiotic DSB formation and H3 methylation chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter|postreplication repair DNA binding replication fork protection complex|nuclear nucleosome YML081W TDA9 hom FT NUCLEUS 0.129499666961066 5.03608320120746e-14 104 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 YMR022W UBC7 hom FT CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.128852235562378 6.7311048541162e-14 105 Ubiquitin conjugating enzyme, involved in the ER-associated protein degradation pathway; requires Cue1p for recruitment to the ER membrane; proposed to be involved in chromatin assembly fungal-type cell wall organization|chromatin assembly or disassembly|ER-associated protein catabolic process ubiquitin-protein ligase activity endoplasmic reticulum membrane YLR292C SEC72 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.128669309859493 7.30415737708715e-14 106 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity Sec62/Sec63 complex|endoplasmic reticulum membrane YOR362C PRE10 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.127758849317316 1.09504107775392e-13 107 Alpha 7 subunit of the 20S proteasome; protein abundance increases in response to DNA replication stress proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process mRNA binding mitochondrion|proteasome core complex, alpha-subunit complex|nucleus|proteasome storage granule|nuclear outer membrane-endoplasmic reticulum membrane network YNL070W TOM7 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.12707408410076 1.48208773527754e-13 108 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 YFL032W_d YFL032W hom 0.126373601063176 2.01652875518124e-13 109 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene HAC1/YFL031W; YFL032W is not an essential gene Unknown Unknown Unknown YPL138C SPP1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.125342875168358 3.16257390785366e-13 110 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 YEL043W YEL043W hom FT ENDOPLASMIC RETICULUM 0.124244175084411 5.0887171982517e-13 111 Predicted cytoskeleton protein involved in intracellular signalling based on quantitative analysis of protein-protein interaction maps; may interact with ribosomes, based on co-purification studies; contains fibronectin type III domain fold biological_process molecular_function ribosome|endoplasmic reticulum YDL190C UFD2 hom FT PROTEOLYSIS|NUCLEUS 0.12365944328249 6.6993344836703e-13 112 Ubiquitin chain assembly factor (E4) that cooperates with a ubiquitin-activating enzyme (E1), a ubiquitin-conjugating enzyme (E2), and a ubiquitin protein ligase (E3) to conjugate ubiquitin to substrates; also functions as an E3 ER-associated protein catabolic process|protein ubiquitination|ubiquitin-dependent protein catabolic process|response to stress ubiquitin-ubiquitin ligase activity nucleus|cytoplasm YLR253W_p YLR253W hom FT MITOCHONDRION 0.122008493392062 1.32236113000817e-12 113 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; transcription is periodic during the metabolic cycle; YLR253W is not an essential gene biological_process molecular_function mitochondrion YBL041W PRE7 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.121897661722685 1.49571432488207e-12 114 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 YNL094W APP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.121839729331489 1.4202132343267e-12 115 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 YGR089W NNF2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.121381061501866 1.72345362267088e-12 116 Protein that exhibits physical and genetic interactions with Rpb8p, which is a subunit of RNA polymerases I, II, and III; computational analysis of large-scale protein-protein interaction data suggests a role in chromosome segregation biological_process molecular_function integral to membrane YNL231C PDR16 hom FF|FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.120689606665464 2.37411075731734e-12 117 Phosphatidylinositol transfer protein (PITP); controlled by the multiple drug resistance regulator Pdr1p; localizes to lipid particles and microsomes; controls levels of various lipids, may regulate lipid synthesis; homologous to Pdr17p; protein abundance increases in response to DNA replication stress response to drug|sterol biosynthetic process|phospholipid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cell periphery|lipid particle|plasma membrane|cytoplasm YPR130C_d YPR130C hom 0.120281156345735 2.73314976766836e-12 118 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL130C CPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.119876308110104 3.23534283256766e-12 119 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 YPL055C LGE1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.11975715161671 3.39965548817291e-12 120 Protein of unknown function; null mutant forms abnormally large cells, and homozygous diploid null mutant displays delayed premeiotic DNA synthesis and reduced efficiency of meiotic nuclear division histone methylation|protein monoubiquitination|regulation of cell size|histone ubiquitination|premeiotic DNA replication molecular_function nucleus YBR207W FTH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.118807012036271 5.03768660845572e-12 121 Putative high affinity iron transporter; involved in transport of intravacuolar stores of iron; forms complex with Fet5p; expression is regulated by iron; proposed to play indirect role in endocytosis; protein abundance increases in response to DNA replication stress endocytosis|high-affinity iron ion transport iron ion transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YER086W ILV1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.118367328592065 6.03687515797869e-12 122 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 YJR049C UTR1 hom FF|FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|COFACTOR METABOLISM|NUCLEUS 0.118203719649224 6.45623108340316e-12 123 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 YJL074C SMC3 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.118095105539638 6.75024999258777e-12 124 Subunit of the multiprotein cohesin complex required for sister chromatid cohesion in mitotic cells; also required, with Rec8p, for cohesion and recombination during meiosis; phylogenetically conserved SMC chromosomal ATPase family member synaptonemal complex assembly|ascospore formation|reciprocal meiotic recombination|mitotic sister chromatid cohesion|meiotic sister chromatid cohesion ATPase activity nucleus|nuclear mitotic cohesin complex YGL205W POX1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.11793943492342 7.40329490564514e-12 125 Fatty-acyl coenzyme A oxidase, involved in the fatty acid beta-oxidation pathway; localized to the peroxisomal matrix fatty acid beta-oxidation using acyl-CoA oxidase|fatty acid beta-oxidation acyl-CoA oxidase activity peroxisomal matrix YFL013C IES1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.117885167144574 7.7886603848046e-12 126 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization molecular_function nucleus|Ino80 complex YDR485C VPS72 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.116066011496472 1.53959361300283e-11 127 Htz1p-binding component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A; required for vacuolar protein sorting chromatin remodeling|histone exchange histone binding Swr1 complex|nucleus|cytoplasm YNL136W EAF7 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.115921297418163 1.63196341136791e-11 128 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 YHR179W OYE2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEUS|MITOCHONDRION 0.115668606965438 1.80642728203998e-11 129 Conserved NADPH oxidoreductase containing flavin mononucleotide (FMN); responsible for geraniol reduction into citronellol during fermentation; homologous to Oye3p with different ligand binding and catalytic properties; may be involved in sterol metabolism, oxidative stress response, and programmed cell death; protein abundance increases in response to DNA replication stress apoptotic process NADPH dehydrogenase activity mitochondrion|nucleus|cytoplasm YLR324W PEX30 hom FF|FT PEROXISOME ORGANIZATION 0.114601871547661 2.76684588276439e-11 130 Peroxisomal integral membrane protein, involved in negative regulation of peroxisome number; partially functionally redundant with Pex31p; genetic interactions suggest action at a step downstream of steps mediated by Pex28p and Pex29p peroxisome organization molecular_function integral to membrane|peroxisome|integral to peroxisomal membrane YPR133W-A TOM5 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.114382282558297 3.0807542734017e-11 131 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 YAL026C DRS2 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RIBOSOME BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.114085914071993 3.41857590370937e-11 132 Aminophospholipid translocase (flippase) that maintains membrane lipid asymmetry in post-Golgi secretory vesicles; contributes to clathrin-coated vesicle formation and endocytosis; mutations in human homolog ATP8B1 result in liver disease intracellular protein transport|post-Golgi vesicle-mediated transport|phospholipid translocation|endocytosis|ribosomal small subunit assembly phospholipid-translocating ATPase activity trans-Golgi network|integral to membrane YHR072W ERG7 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.113964541238312 3.56291956329235e-11 133 Lanosterol synthase, an essential enzyme that catalyzes the cyclization of squalene 2,3-epoxide, a step in ergosterol biosynthesis ergosterol biosynthetic process lanosterol synthase activity endoplasmic reticulum|lipid particle|plasma membrane YLR420W URA4 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.113896074419522 3.66073197134248e-11 134 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 YJR038C_d YJR038C hom 0.112764779098601 5.7135461303942e-11 135 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR031W NTO1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.112121493389309 7.34507399744295e-11 136 Subunit of the NuA3 histone acetyltransferase complex that acetylates histone H3; contains PHD finger domain that interacts with methylated histone H3 histone acetylation histone acetyltransferase activity|methylated histone residue binding nucleus|NuA3 histone acetyltransferase complex|cytoplasm YGR289C MAL11 hom FT CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.111997960822397 7.90837483156658e-11 137 Inducible high-affinity maltose transporter (alpha-glucoside transporter); encoded in the MAL1 complex locus; broad substrate specificity that includes maltotriose; required for isomaltose utilization trehalose transport|maltose transport|disaccharide catabolic process trehalose transmembrane transporter activity|alpha-glucoside:hydrogen symporter activity|maltose:hydrogen symporter activity integral to membrane|plasma membrane YPR067W ISA2 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.111536721781489 9.21788624551767e-11 138 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 YBR067C TIP1 hom FT CELL WALL ORG/BIOGENESIS 0.111127230034172 1.07994077984289e-10 139 Major cell wall mannoprotein with possible lipase activity; transcription is induced by heat- and cold-shock; member of the Srp1p/Tip1p family of serine-alanine-rich proteins fungal-type cell wall organization structural constituent of cell wall|lipase activity fungal-type cell wall YGL019W CKB1 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.110247106802461 1.55322435720778e-10 140 Beta regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerases regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein kinase regulator activity|protein serine/threonine kinase inhibitor activity protein kinase CK2 complex|UTP-C complex YLR079W SIC1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.110146741530749 1.57416710542066e-10 141 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 YBR106W PHO88 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.109669113106154 1.88910186963293e-10 142 Probable membrane protein, involved in phosphate transport; pho88 pho86 double null mutant exhibits enhanced synthesis of repressible acid phosphatase at high inorganic phosphate concentrations phosphate ion transport molecular_function mitochondrion|membrane YJL001W PRE3 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.109554064895988 1.97370965789464e-10 143 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 YAL015C NTG1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.108795281527044 2.63201790262261e-10 144 DNA N-glycosylase and apurinic/apyrimidinic (AP) lyase; involved in base excision repair; acts in both nucleus and mitochondrion; creates a double-strand break at mtDNA origins that stimulates replication in response to oxidative stress; NTG1 has a paralog, NTG2, that arose from the whole genome duplication DNA repair|cellular response to oxidative stress|base-excision repair|base-excision repair, AP site formation|positive regulation of mitochondrial DNA replication oxidized pyrimidine nucleobase lesion DNA N-glycosylase activity|oxidized purine nucleobase lesion DNA N-glycosylase activity|DNA-(apurinic or apyrimidinic site) lyase activity mitochondrion|nucleus YBL046W PSY4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.108759561663827 2.66779547048773e-10 145 Regulatory subunit of protein phosphatase PP4; presence of Psy4p in the PP4 complex (along with catalytic subunit Pph3p and Psy2p) is required for dephosphorylation of the histone variant H2AX, but not for dephosphorylation of Rad53p, during recovery from the DNA damage checkpoint; localization is cell-cycle dependent and regulated by Cdc28p phosphorylation; required for cisplatin resistance; homolog of mammalian R2 Unknown|protein dephosphorylation protein phosphatase regulator activity nucleus|cytoplasm YNL294C RIM21 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.108708319112744 2.71995112726104e-10 146 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 YPL175W SPT14 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.107895918332418 3.96833909733855e-10 147 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 YML074C FPR3 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS 0.10738724981617 4.49347216713587e-10 148 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 YPL094C SEC62 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.107260138093798 4.68376566561656e-10 149 Essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YGL207W SPT16 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.106696475212417 5.77601168678648e-10 150 Subunit of the heterodimeric FACT complex (Spt16p-Pob3p), which associates with chromatin via interaction with Nhp6Ap and Nhp6Bp, and reorganizes nucleosomes to facilitate access to DNA by RNA and DNA polymerases; some mutations cause reduced nucleosome occupancy over highly transcribed regions of the yeast genome DNA replication-independent nucleosome organization|regulation of transcription by chromatin organization|positive regulation of RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription initiation from RNA polymerase II promoter|nucleosome assembly|transcription elongation from RNA polymerase II promoter|DNA-dependent DNA replication chromatin binding|nucleosome binding|histone binding nuclear chromatin|FACT complex|replication fork protection complex|alpha DNA polymerase:primase complex|transcription elongation factor complex YNL181W_p YNL181W het FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.106323445183054 6.7092930771953e-10 151 Putative oxidoreductase; required for cell viability biological_process oxidoreductase activity|oxidoreductase activity, acting on CH or CH2 groups, NAD or NADP as acceptor nuclear envelope|endoplasmic reticulum YNR074C AIF1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION|PLASMA MEMBRANE 0.105856572514312 7.87781067992244e-10 152 Mitochondrial cell death effector that translocates to the nucleus in response to apoptotic stimuli, homolog of mammalian Apoptosis-Inducing Factor, putative reductase response to singlet oxygen|positive regulation of apoptotic process oxidoreductase activity, acting on a sulfur group of donors, NAD or NADP as acceptor mitochondrion|nucleus|plasma membrane YML092C PRE8 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.105812853303201 8.14540579127967e-10 153 Alpha 2 subunit of the 20S proteasome proteasomal ubiquitin-dependent protein catabolic process|proteasomal ubiquitin-independent protein catabolic process molecular_function mitochondrion|proteasome core complex, alpha-subunit complex|proteasome storage granule|nucleus|nuclear outer membrane-endoplasmic reticulum membrane network YNL129W NRK1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.105614809303932 8.75993050964543e-10 154 Nicotinamide riboside kinase, catalyzes the phosphorylation of nicotinamide riboside and nicotinic acid riboside in salvage pathways for NAD+ biosynthesis nicotinamide riboside metabolic process|NAD biosynthesis via nicotinamide riboside salvage pathway|NAD biosynthetic process nicotinic acid riboside kinase activity|ribosylnicotinamide kinase activity cytoplasm YPL181W CTI6 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.105465493274451 9.14739004704444e-10 155 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 YPL093W NOG1 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.105045872473518 1.06050192169323e-09 156 Putative GTPase that associates with free 60S ribosomal subunits in the nucleolus and is required for 60S ribosomal subunit biogenesis; constituent of 66S pre-ribosomal particles; member of the ODN family of nucleolar G-proteins ribosomal subunit export from nucleus|ribosomal large subunit biogenesis|rRNA processing GTP binding nucleolus|preribosome, large subunit precursor YHR039C MSC7 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.104403474464709 1.38604581065411e-09 157 Protein of unknown function, green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; msc7 mutants are defective in directing meiotic recombination events to homologous chromatids reciprocal meiotic recombination molecular_function integral to membrane|endoplasmic reticulum YOL071W EMI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.104152751714645 1.4676530414148e-09 158 Subunit of succinate dehydrogenase, which couples succinate oxidation to ubiquinone reduction; required for FAD cofactor attachment to Sdh1p; mutations in human ortholog PGL2 are associated with neuroendocrine tumors (paraganglioma) protein-FAD linkage|cellular respiration|mitochondrial electron transport, succinate to ubiquinone|ascospore formation|tricarboxylic acid cycle|positive regulation of transcription from RNA polymerase II promoter succinate dehydrogenase (ubiquinone) activity mitochondrial respiratory chain complex II|mitochondrion|mitochondrial matrix YPL128C TBF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.1036303340345 1.77264192892918e-09 159 Telobox-containing general regulatory factor; binds TTAGGG repeats within subtelomeric anti-silencing regions (STARs), blocking silent chromatin propagation; binds majority of snoRNA gene promoters, required for full snoRNA expression; caps DSB flanked by long T2AG3 repeats and blocks checkpoint activation telomere maintenance via telomere lengthening|negative regulation of chromatin silencing|snoRNA transcription from an RNA polymerase II promoter|negative regulation of telomere maintenance via telomerase RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|chromatin insulator sequence binding|telomeric DNA binding nuclear chromosome, telomeric region|nucleus YPL144W POC4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.10361658502813 1.78144991363148e-09 160 Component of a heterodimeric Poc4p-Irc25p chaperone involved in assembly of alpha subunits into the 20S proteasome; may regulate formation of proteasome isoforms with alternative subunits under different conditions proteasome assembly|chaperone-mediated protein complex assembly molecular_function intracellular|cytoplasm YGL040C HEM2 het FT COFACTOR METABOLISM|NUCLEUS 0.10356218564616 1.81671948902378e-09 161 Aminolevulinate dehydratase, a homo-octameric enzyme, catalyzes the conversion of 5-aminolevulinate to porphobilinogen, the second step in heme biosynthesis; enzymatic activity is zinc-dependent; localizes to the cytoplasm and nucleus heme biosynthetic process porphobilinogen synthase activity nucleus|cytoplasm YOR037W CYC2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.103258868320442 2.026196404696e-09 162 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 YKL134C OCT1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.103155626812141 2.10272418235445e-09 163 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 YOR221C MCT1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.103036191247406 2.19477017724346e-09 164 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 YHR009C_p TDA3 hom FT VESICLE-MEDIATED TRANSPORT|OXIDATION-REDUCTION PROCESS 0.10292040439616 2.28774367448835e-09 165 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 YOL082W ATG19 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.1027515712476 2.52470187616597e-09 166 Receptor protein for the cytoplasm-to-vacuole targeting (Cvt) pathway; delivers cargo proteins aminopeptidase I (Ape1p) and alpha-mannosidase (Ams1p) to the phagophore assembly site for packaging into Cvt vesicles vesicle organization|ER-associated protein catabolic process|protein processing|protein complex localization|CVT pathway protein binding, bridging pre-autophagosomal structure|cytoplasm|CVT complex|extrinsic to membrane YNL011C_p YNL011C hom 0.10221474929437 2.94302026074632e-09 167 Putative protein of unknown function; YNL011C is not an essential gene biological_process molecular_function cellular_component YLR339C_d YLR339C het 0.102189001991909 3.06772899610431e-09 168 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene RPP0 Unknown Unknown Unknown YGL045W RIM8 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.101599422507121 3.71984302018915e-09 169 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 YOR158W PET123 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.100986476145333 4.54411639576629e-09 170 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 YPR023C EAF3 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.100949702736651 4.60323923283764e-09 171 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 YJL070C_p YJL070C hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.100900187092927 4.78359067493433e-09 172 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 YOR039W CKB2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.100889524782477 4.82682859454217e-09 173 Beta' regulatory subunit of casein kinase 2 (CK2), a Ser/Thr protein kinase with roles in cell growth and proliferation; CK2, comprised of CKA1, CKA2, CKB1 and CKB2, has many substrates including transcription factors and all RNA polymerase regulation of transcription from RNA polymerase I promoter|protein phosphorylation|regulation of transcription from RNA polymerase III promoter|response to DNA damage stimulus protein serine/threonine kinase inhibitor activity|protein kinase regulator activity protein kinase CK2 complex|UTP-C complex|CURI complex YDR326C YSP2 hom FT MITOCHONDRION 0.100650976260192 5.11205950332611e-09 174 Protein involved in programmed cell death; mutant shows resistance to cell death induced by amiodarone or intracellular acidification; YSP2 has a paralog, YHR080C, that arose from the whole genome duplication apoptotic process molecular_function mitochondrion YLR127C APC2 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.100566303796497 5.34914418579127e-09 175 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C), which is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the catalytic core of the APC/C; has similarity to cullin Cdc53p mitotic metaphase/anaphase transition|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|exit from mitosis|cyclin catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YMR213W CEF1 het FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.100374174554025 5.63209225420361e-09 176 Essential splicing factor; associated with Prp19p and the spliceosome, contains an N-terminal c-Myb DNA binding motif necessary for cell viability but not for Prp19p association, evolutionarily conserved and homologous to S. pombe Cdc5p mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YGL159W_p YGL159W hom 0.0999860815656338 6.5833020759546e-09 177 Putative protein of unknown function; deletion mutant has no detectable phenotype biological_process molecular_function cellular_component YGR226C_d YGR226C hom 0.0992421057452626 8.34788934145681e-09 178 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; overlaps significantly with a verified ORF, AMA1/YGR225W Unknown Unknown Unknown YOL083W ATG34 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.098858243842112 9.67573441534153e-09 179 Receptor protein involved in selective autophagy during starvation; specifically involved in the transport of cargo protein alpha-mannosidase (Ams1p); Atg19p paralog protein complex assembly|protein complex localization protein binding, bridging CVT complex YJL107C_p YJL107C hom 0.0987781126465974 9.8463167405651e-09 180 Putative protein of unknown function; expression is induced by activation of the HOG1 mitogen-activated signaling pathway and this induction is Hog1p/Pbs2p dependent; YJL107C and adjacent ORF, YJL108C are merged in related fungi biological_process molecular_function cellular_component YHR153C SPO16 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0982298359934733 1.38034258394133e-08 181 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 YDR505C PSP1 hom FT MITOCHONDRION 0.0981616704826821 1.2596533075498e-08 182 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 YMR305C SCW10 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0975766874279892 1.47773264427423e-08 183 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 YOR030W DFG16 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0975687248023767 1.51867090335372e-08 184 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 YNL042W-B_p YNL042W-B hom 0.0967174480618033 1.97684318612978e-08 185 Putative protein of unknown function biological_process molecular_function cellular_component 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 0.09653710407314 2.12104079035167e-08 186 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 YPL177C CUP9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0964967075629466 2.12943632875025e-08 187 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 YBR088C POL30 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0962436047864815 2.31848326009545e-08 188 Proliferating cell nuclear antigen (PCNA), functions as the sliding clamp for DNA polymerase delta; may function as a docking site for other proteins required for mitotic and meiotic chromosomal DNA replication and for DNA repair lagging strand elongation|postreplication repair|base-excision repair|nucleotide-excision repair|mismatch repair|meiotic mismatch repair|leading strand elongation|chromatin silencing at telomere|mitotic sister chromatid cohesion|chromatin silencing at silent mating-type cassette DNA polymerase processivity factor activity PCNA complex|nucleus|replication fork YGL011C SCL1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.096143677322867 2.39752003801254e-08 189 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 YKR053C YSR3 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0959999252056032 2.51582101021053e-08 190 Dihydrosphingosine 1-phosphate phosphatase; membrane protein involved in sphingolipid metabolism; YSR3 has a paralog, LCB3, that arose from the whole genome duplication phospholipid dephosphorylation|sphingolipid biosynthetic process sphingosine-1-phosphate phosphatase activity integral to membrane|endoplasmic reticulum YLR095C IOC2 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0957051399808 2.77638683009166e-08 191 Member of a complex (Isw1b) with Isw1p and Ioc4p that exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing, contains a PHD finger motif chromatin remodeling protein binding|nucleosome binding|ATPase activity|DNA binding ISW1 complex YKL077W_p YKL077W hom 0.0941424575550447 4.65858342789135e-08 192 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function fungal-type vacuole YLR394W CST9 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0938835339570801 5.07170316574895e-08 193 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 YJR080C AIM24 hom FT MITOCHONDRION 0.0936109243875555 5.54496536899226e-08 194 Protein of unknown function; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies; null mutant displays reduced respiratory growth and elevated frequency of mitochondrial genome loss biological_process molecular_function mitochondrion YML075C HMG1 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0934370777505752 6.00310880560671e-08 195 HMG-CoA reductase; catalyzes the conversion of HMG-CoA to mevalonate, which is a rate-limiting step in sterol biosynthesis; one of two isozymes; localizes to the nuclear envelope; overproduction induces the formation of karmellae; forms foci at the nuclear periphery upon DNA replication stress ergosterol biosynthetic process|isopentenyl diphosphate biosynthetic process, mevalonate pathway hydroxymethylglutaryl-CoA reductase (NADPH) activity nuclear envelope|integral to membrane|endoplasmic reticulum membrane YMR147W_p YMR147W hom 0.0932916832114607 6.15366826477374e-08 196 Putative protein of unknown function biological_process molecular_function cellular_component YGR122W YGR122W hom FF|FT TRANSCRIPTION FROM RNA POL II 0.0925221006752913 7.89900028079944e-08 197 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 YJR011C_p YJR011C hom 0.0922025104486452 8.75691668016707e-08 198 Putative protein of unknown function; GFP-fusion protein expression is induced in response to the DNA-damaging agent MMS biological_process molecular_function cellular_component YGR122C-A_d YGR122C-A hom 0.0921955253870499 8.77663964060053e-08 199 Dubious open reading frame unlikely to encode a functional protein, similar to YLR334C and YOL106W Unknown Unknown Unknown YNL103W MET4 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0917605039102042 1.0093417351443e-07 200 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 YOL151W GRE2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0914275582142765 1.12283872023902e-07 201 3-methylbutanal reductase and NADPH-dependent methylglyoxal reductase (D-lactaldehyde dehydrogenase); stress induced (osmotic, ionic, oxidative, heat shock and heavy metals); regulated by the HOG pathway; protein abundance increases in response to DNA replication stress ergosterol metabolic process|filamentous growth methylglyoxal reductase (NADPH-dependent) activity|3-methylbutanol:NAD(P) oxidoreductase activity nucleus|cytoplasm YOR196C LIP5 hom FT KETONE METABOLISM|LIPID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0910467939957048 1.26778669282128e-07 202 Protein involved in biosynthesis of the coenzyme lipoic acid, has similarity to E. coli lipoic acid synthase protein lipoylation lipoate synthase activity mitochondrion YLR144C ACF2 hom FT CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION 0.0908096326270261 1.36704376891972e-07 203 Intracellular beta-1,3-endoglucanase; expression is induced during sporulation; may have a role in cortical actin cytoskeleton assembly; protein abundance increases in response to DNA replication stress actin cytoskeleton organization glucan endo-1,3-beta-D-glucosidase activity intracellular YJL149W DAS1 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.0905455775663879 1.486397517701e-07 204 Putative SCF ubiquitin ligase F-box protein; interacts physically with both Cdc53p and Skp1 and genetically with CDC34; similar to putative F-box protein YDR131C SCF-dependent proteasomal ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YIL144W TID3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0900679701703521 1.7283462034524e-07 205 Component of the evolutionarily conserved kinetochore-associated Ndc80 complex (Ndc80p-Nuf2p-Spc24p-Spc25p); conserved coiled-coil protein involved in chromosome segregation, spindle checkpoint activity, kinetochore assembly and clustering microtubule nucleation|chromosome segregation|protein localization to kinetochore structural constituent of cytoskeleton Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region YLR135W SLX4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0898370260801118 1.85858451375597e-07 206 Endonuclease involved in processing DNA; acts during recombination and repair; cleaves branched structures in a complex with Slx1p; involved interstrand cross-link repair and in Rad1p/Rad10p-dependent removal of 3'-nonhomologous tails during DSBR via single-strand annealing; relative distribution to nuclear foci increases upon DNA replication stress double-strand break repair via single-strand annealing, removal of nonhomologous ends|DNA replication|response to DNA damage stimulus|DNA-dependent DNA replication 5'-flap endonuclease activity Slx1-Slx4 complex|nucleus YBR299W MAL32 hom FT CARBOHYDRATE METABOLISM 0.089701797706587 1.93919446808393e-07 207 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL3 complex locus; functional in genomic reference strain S288C; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YOR107W RGS2 hom FT SIGNALING|NUCLEUS|PLASMA MEMBRANE 0.0892701964225693 2.2197049777619e-07 208 Negative regulator of glucose-induced cAMP signaling; directly activates the GTPase activity of the heterotrimeric G protein alpha subunit Gpa2p adenylate cyclase-modulating G-protein coupled receptor signaling pathway GTPase activator activity nucleus|cytoplasm YDL133W SRF1 hom 0.0892267169386764 2.25004453519188e-07 209 Regulator of phospholipase D (Spo14p); interacts with Spo14p and regulates its catalytic activity; capable of buffering the toxicity of C16:0 platelet activating factor, a lipid that accumulates intraneuronally in Alzheimer's patients positive regulation of catalytic activity molecular_function integral to membrane YHL023C NPR3 hom FT CELL CYCLE|SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.0890543410766663 2.37431603431539e-07 210 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 YLR228C ECM22 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0887021013519713 2.68189413430178e-07 211 Sterol regulatory element binding protein; regulates transcription of sterol biosynthetic genes; contains Zn[2]-Cys[6] binuclear cluster; relocates from intracellular membranes to perinuclear foci on sterol depletion; ECM22 has a paralog, UPC2, that arose from the whole genome duplication 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 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|membrane|perinuclear region of cytoplasm YOR165W SEY1 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0886172183257227 2.71989316952783e-07 212 Dynamin-like GTPase that mediates homotypic ER fusion; has a role in ER morphology; interacts physically and genetically with Yop1p and Rtn1p; functional ortholog of the human atlastin ATL1, defects in which cause a form of the human disease hereditary spastic paraplegia; homolog of Arabidopsis RHD3 cellular membrane organization|endoplasmic reticulum organization|endoplasmic reticulum membrane fusion|endoplasmic reticulum inheritance GTPase activity integral to membrane|endoplasmic reticulum|cortical endoplasmic reticulum|cytoplasm YNR033W ABZ1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0886021044548922 2.77763666294035e-07 213 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 YPR015C_p YPR015C hom 0.0879574115559716 3.3350722021021e-07 214 Putative protein of unknown function; overexpression causes a cell cycle delay or arrest biological_process sequence-specific DNA binding cellular_component YNL056W OCA2 hom 0.087508652181835 3.82802131748207e-07 215 Putative protein with similarity to predicted tyrosine phosphatases Oca1p and Siw14p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YNL056W is not an essential gene biological_process molecular_function cytoplasm YBR083W TEC1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0873620516157578 4.00377207780152e-07 216 Transcription factor targeting filamentation genes and Ty1 expression; Ste12p activation of most filamentation gene promoters depends on Tec1p and Tec1p transcriptional activity is dependent on its association with Ste12p; binds to TCS elements upstream of filamentation genes, which are regulated by Tec1p/Ste12p/Dig1p complex; competes with Dig2p for binding to Ste12p/Dig1p; positive regulator of chronological life span; TEA/ATTS DNA-binding domain family member pseudohyphal growth|chronological cell aging|positive regulation of transposition, RNA-mediated|invasive growth in response to glucose limitation|positive regulation of transcription from RNA polymerase II promoter in response to stress RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor recruiting transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YMR099C YMR099C hom FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0872269225644253 4.17264442905165e-07 217 Glucose-6-phosphate 1-epimerase (hexose-6-phosphate mutarotase), likely involved in carbohydrate metabolism; GFP-fusion protein localizes to both the nucleus and cytoplasm and is induced in response to the DNA-damaging agent MMS cellular carbohydrate metabolic process glucose-6-phosphate 1-epimerase activity nucleus|cytoplasm YPR191W QCR2 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0863897590490211 5.38245159294146e-07 218 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 YMR105C PGM2 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0862440804747691 5.73489564285266e-07 219 Phosphoglucomutase; catalyzes the conversion from glucose-1-phosphate to glucose-6-phosphate, which is a key step in hexose metabolism; functions as the acceptor for a Glc-phosphotransferase; protein abundance increases in response to DNA replication stress glucose 6-phosphate metabolic process|cellular calcium ion homeostasis|galactose catabolic process|cellular cation homeostasis|glucose 1-phosphate metabolic process|trehalose biosynthetic process|UDP-glucose metabolic process|glycogen biosynthetic process phosphoglucomutase activity cytoplasm YCL029C BIK1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0854481587394681 7.22919149481499e-07 220 Microtubule-associated protein, component of the interface between microtubules and kinetochore, involved in sister chromatid separation; essential in polyploid cells but not in haploid or diploid cells; ortholog of mammalian CLIP-170 karyogamy involved in conjugation with cellular fusion|mitotic anaphase B|negative regulation of microtubule polymerization|nuclear migration involved in conjugation with cellular fusion|mitotic spindle organization in nucleus|mitotic spindle elongation microtubule binding|protein homodimerization activity spindle microtubule|microtubule plus end|spindle pole body|cell cortex|condensed nuclear chromosome kinetochore|mating projection tip|kinetochore|spindle YMR102C_p YMR102C hom 0.0844200845331758 9.70825703353897e-07 221 Protein of unknown function; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance; mutant shows increased resistance to azoles; YMR102C is not an essential gene biological_process molecular_function cellular_component YMR087W YMR087W hom FT RNA PROCESSING 0.0842481567216045 1.02149407668942e-06 222 Putative ADP-ribose-1''-monophosphatase that converts ADP-ribose-1''-monophosphate to ADP-ribose; may have a role in tRNA splicing; contains an A1pp domain tRNA splicing, via endonucleolytic cleavage and ligation phosphatase activity cellular_component YLR255C_d YLR255C hom 0.0841736022296598 1.04424810438319e-06 223 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJR043C POL32 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0839707863662929 1.12093801860475e-06 224 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 YJR014W TMA22 hom FT TRANSLATION|RIBOSOME 0.0833811758554801 1.34239515733544e-06 225 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 YML012C-A_d YML012C-A hom FF 0.0832989758438843 1.35036376548121e-06 226 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene SEL1 Unknown Unknown Unknown YJL172W CPS1 hom FT PROTEOLYSIS 0.0832544544621331 1.38799082859697e-06 227 Vacuolar carboxypeptidase yscS; expression is induced under low-nitrogen conditions nitrogen compound metabolic process|proteolysis involved in cellular protein catabolic process carboxypeptidase activity fungal-type vacuole lumen YGL083W SCY1 hom FT PROTEIN PHOSPHORYLATION 0.0832019928204178 1.38919450600795e-06 228 Putative kinase, suppressor of GTPase mutant, similar to bovine rhodopsin kinase biological_process molecular_function clathrin-coated vesicle YER023W PRO3 het FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0829040830700541 1.51530160276729e-06 229 Delta 1-pyrroline-5-carboxylate reductase, catalyzes the last step in proline biosynthesis proline biosynthetic process pyrroline-5-carboxylate reductase activity cytoplasm YPL156C PRM4 hom 0.0828121774630471 1.55637761626847e-06 230 Pheromone-regulated protein proposed to be involved in mating; predicted to have 1 transmembrane segment; transcriptionally regulated by Ste12p during mating and by Cat8p during the diauxic shift biological_process molecular_function integral to membrane YFL018C LPD1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0824264415353873 1.7407469350735e-06 231 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 YDL186W_p YDL186W hom 0.082386553552084 1.80519573335291e-06 232 Putative protein of unknown function; YDL186W is not an essential gene biological_process molecular_function cellular_component YEL004W YEA4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0822700657832363 1.84072852901759e-06 233 Uridine diphosphate-N-acetylglucosamine (UDP-GlcNAc) transporter required for cell wall chitin synthesis; localized to the ER fungal-type cell wall chitin biosynthetic process|UDP-N-acetylglucosamine transport|UDP-glucose transport|transmembrane transport UDP-N-acetylglucosamine transmembrane transporter activity integral to membrane|endoplasmic reticulum YOR143C THI80 het FT COFACTOR METABOLISM 0.0811874488946163 2.48577728087973e-06 234 Thiamine pyrophosphokinase, phosphorylates thiamine to produce the coenzyme thiamine pyrophosphate (thiamine diphosphate) thiamine diphosphate biosynthetic process thiamine diphosphokinase activity cytoplasm YGL249W ZIP2 hom FT CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0811846686406637 2.51359090662381e-06 235 Meiosis-specific protein; involved in normal synaptonemal complex formation and pairing between homologous chromosomes during meiosis; relocalizes from mitochondrion to cytoplasm upon DNA replication stress synaptonemal complex assembly|synapsis|reciprocal meiotic recombination molecular_function synaptonemal complex YOR134W BAG7 hom FT SIGNALING 0.0807862757491631 2.78669513247797e-06 236 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 YAL013W DEP1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0806371515783254 2.90722156601305e-06 237 Transcriptional modulator involved in regulation of structural phospholipid biosynthesis genes and metabolically unrelated genes, as well as maintenance of telomeres, mating efficiency, and sporulation positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at rDNA|regulation of transcription from RNA polymerase II promoter|histone deacetylation|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of chromatin silencing at telomere|negative regulation of transcription from RNA polymerase II promoter|regulation of DNA-dependent DNA replication initiation|Unknown molecular_function Rpd3L-Expanded complex|Rpd3L complex YNL083W SAL1 hom FT MITOCHONDRION 0.0805555336592814 3.03648175651116e-06 238 ADP/ATP transporter; member of the Ca2+-binding subfamily of mitochondrial carriers, with two EF-hand motifs; transport activity of either Sal1p or Pet9p is critical for viability; polymorphic in different S. cerevisiae strains ATP transport|ADP transport|mitochondrial transport ATP:ADP antiporter activity|calcium ion binding mitochondrion|integral to membrane|mitochondrial inner membrane YKR006C MRPL13 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.080396741261808 3.11212010800552e-06 239 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR066C RTR2 hom FT NUCLEUS 0.0803065113429193 3.24683531550378e-06 240 Protein of unknown function; exhibits genetic interactions with Rtr1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YDR066C is not an essential gene; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress; RTR2 has a paralog, RTR1, that arose from the whole genome duplication biological_process molecular_function cytoplasm YHL009C YAP3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.080068189520866 3.41464056992046e-06 241 Basic leucine zipper (bZIP) transcription factor regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YNL148C ALF1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS|CYTOSKELETON 0.0800119127568227 3.55149980220553e-06 242 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 YLR450W HMG2 hom FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0795069352438794 4.02425078353039e-06 243 HMG-CoA reductase; converts HMG-CoA to mevalonate, a rate-limiting step in sterol biosynthesis; one of two isozymes; overproduction induces assembly of peripheral ER membrane arrays and short nuclear-associated membrane stacks; forms foci at the nuclear periphery upon DNA replication stress ergosterol biosynthetic process hydroxymethylglutaryl-CoA reductase (NADPH) activity nuclear envelope|integral to membrane|endoplasmic reticulum membrane YDR173C ARG82 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0791975453465867 4.35873842722842e-06 244 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 YHR030C SLT2 hom FF|FT PROTEIN LOCALIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0790672899139168 4.85741364194249e-06 245 Serine/threonine MAP kinase; involved in regulating maintenance of cell wall integrity, progression through the cell cycle, and nuclear mRNA retention in heat shock; required for mitophagy and pexophagy; affects recruitment of mitochondria to the phagophore assembly site (PAS); regulated by the PKC1-mediated signaling pathway protein phosphorylation|endoplasmic reticulum unfolded protein response|signal transduction|UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|fungal-type cell wall organization|peroxisome degradation|regulation of transcription factor import into nucleus|barrier septum assembly|response to acid|regulation of cell size MAP kinase activity|protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm|cellular bud tip YDR334W SWR1 hom FF|FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0787318549802726 4.96159936696812e-06 246 Swi2/Snf2-related ATPase that is the structural component of the SWR1 complex, which exchanges histone variant H2AZ (Htz1p) for chromatin-bound histone H2A chromatin remodeling|histone exchange structural molecule activity Swr1 complex|nucleus YPL262W FUM1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0783773180053657 5.67050333129923e-06 247 Fumarase, converts fumaric acid to L-malic acid in the TCA cycle; cytosolic and mitochondrial distribution determined by the N-terminal targeting sequence, protein conformation, and status of glyoxylate shunt; phosphorylated in mitochondria fumarate metabolic process|tricarboxylic acid cycle fumarate hydratase activity cytosol|mitochondrion|mitochondrial matrix YBR270C_p BIT2 hom 0.0781102167271194 5.89169324351421e-06 248 Subunit of TORC2 membrane-associated complex; involved in regulation of actin cytoskeletal dynamics during polarized growth and cell wall integrity; interacts with Slm1p and Slm2p, homologous PH domain-containing TORC2 substrates; BIT2 has a paralog, BIT61, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL131C AIM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0767070635331709 8.64252549500869e-06 249 Mitochondrial translation initiation factor 3 (IF3, mIF3); evolutionarily conserved; binds to E. coli ribosomes in vitro; null mutant displays severe respiratory growth defect and elevated frequency of mitochondrial genome loss positive regulation of mitochondrial translational initiation ribosome binding|translation initiation factor activity mitochondrion YDR191W HST4 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0765591793615804 8.99528258898406e-06 250 Member of the Sir2 family of NAD(+)-dependent protein deacetylases; involved along with Hst3p in silencing at telomeres, cell cycle progression, radiation resistance, genomic stability and short-chain fatty acid metabolism short-chain fatty acid metabolic process|chromatin silencing at telomere|histone deacetylation histone deacetylase activity|DNA binding nucleus|cytoplasm YGR253C PUP2 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0762246373424918 9.99602433943203e-06 251 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 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 0.076055735820627 1.03021588359754e-05 252 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 YMR063W RIM9 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0760324018503747 1.07189558152599e-05 253 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 YGR284C ERV29 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0756445364298482 1.15021610921009e-05 254 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 YHR109W CTM1 hom 0.0752067260102513 1.29259636299669e-05 255 Cytochrome c lysine methyltransferase, trimethylates residue 72 of apo-cytochrome c (Cyc1p) in the cytosol; not required for normal respiratory growth peptidyl-lysine methylation [cytochrome c]-lysine N-methyltransferase activity cytosol YNL105W_d RRT16 hom 0.0751550216257443 1.31048040417776e-05 256 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene INP52; identified in a screen for mutants with decreased levels of rDNA transcription Unknown Unknown Unknown YJL105W SET4 hom FT CHROMATIN ORGANIZATION 0.0749740607823411 1.37901813288049e-05 257 Protein of unknown function, contains a SET domain; SET4 has a paralog, SET3, that arose from the whole genome duplication biological_process molecular_function cellular_component YJL212C OPT1 hom FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.0749530832842426 1.38261536458135e-05 258 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 YGR270W YTA7 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0748678864580071 1.41417074951583e-05 259 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 YLR008C PAM18 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0747218019701648 1.4698818200989e-05 260 Constituent of the import motor (PAM complex) component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); essential J-protein cochaperone that stimulates Ssc1p ATPase activity to drive import; inhibited by Pam16p protein import into mitochondrial matrix unfolded protein binding|ATPase activator activity mitochondrion|presequence translocase-associated import motor|mitochondrial inner membrane presequence translocase complex YFL013W-A_d YFL013W-A hom 0.0746872395598506 1.55009420091661e-05 261 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps IES1/YFL013C; identified by gene-trapping, microarray expression analysis, and genome-wide homology searching Unknown Unknown Unknown YPL065W VPS28 hom FF|FT PROTEIN LOCALIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0741066559630352 1.72826734255432e-05 262 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 YJL095W BCK1 hom FF|FT SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH 0.0739570710055929 1.79734507011558e-05 263 Mitogen-activated protein (MAP) kinase kinase kinase acting in the protein kinase C signaling pathway, which controls cell integrity; upon activation by Pkc1p phosphorylates downstream kinases Mkk1p and Mkk2p intracellular protein kinase cascade|endoplasmic reticulum unfolded protein response|peroxisome degradation|establishment of cell polarity|protein phosphorylation|response to acid|response to nutrient protein kinase activity|MAP kinase kinase kinase activity intracellular|mating projection tip YKR034W DAL80 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0737711858427465 1.88685343583837e-05 264 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 YOL012C HTZ1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0737531492870212 1.89576086426675e-05 265 Histone variant H2AZ, exchanged for histone H2A in nucleosomes by the SWR1 complex; involved in transcriptional regulation through prevention of the spread of silent heterochromatin nuclear-transcribed mRNA catabolic process, non-stop decay|regulation of transcription from RNA polymerase II promoter|chromatin silencing at silent mating-type cassette chromatin binding nuclear chromatin|chromatin assembly complex YKL055C OAR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0736913974978491 1.92656138364162e-05 266 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 YPL126W NAN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0733919434350633 2.08280173493259e-05 267 U3 snoRNP protein, component of the small (ribosomal) subunit (SSU) processosome containing U3 snoRNA; required for the biogenesis of18S rRNA positive regulation of transcription from RNA polymerase I promoter|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) snoRNA binding small-subunit processome|rDNA heterochromatin|nucleolus|t-UTP complex|RENT complex|90S preribosome YDL177C_p YDL177C hom 0.0733867350897151 2.08562303019705e-05 268 Putative protein of unknown function; similar to the mouse IMPACT gene; YDL177C is not an essential gene biological_process molecular_function cellular_component YDR003W RCR2 hom FT VESICLE-MEDIATED TRANSPORT 0.0732742974747026 2.19035442605979e-05 269 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 YGR041W BUD9 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0731788702974723 2.20123691004541e-05 270 Protein involved in bud-site selection; mutant has increased aneuploidy tolerance; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the distal pole cellular bud site selection molecular_function plasma membrane|cellular bud neck YDR411C DFM1 hom FT SIGNALING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0731068873391246 2.2489990226112e-05 271 Endoplasmic reticulum (ER) localized protein involved in ER-associated protein degradation (ERAD), ER stress and homeostasis; interacts with components of ERAD-L and ERAD-C and Cdc48p; derlin-like family member similar to Der1p endoplasmic reticulum unfolded protein response|ER-associated protein catabolic process molecular_function Doa10p ubiquitin ligase complex|integral to membrane|endoplasmic reticulum|Hrd1p ubiquitin ligase ERAD-L complex YLR022C SDO1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0725729267744645 2.5740707727345e-05 272 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 YJL093C TOK1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0721912598022906 2.83893573974708e-05 273 Outward-rectifier potassium channel of the plasma membrane with two pore domains in tandem, each of which forms a functional channel permeable to potassium; carboxy tail functions to prevent inner gate closures; target of K1 toxin cellular potassium ion homeostasis potassium channel activity integral to membrane|plasma membrane YKR101W SIR1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0720345048681108 2.95505407807558e-05 274 Protein involved in repression of transcription at the silent mating-type loci HML and HMR; recruitment to silent chromatin requires interactions with Orc1p and with Sir4p, through a common Sir1p domain; binds to centromeric chromatin establishment of chromatin silencing|chromatin silencing at silent mating-type cassette chromatin binding|sequence-specific DNA binding chromatin silencing complex YPL270W MDL2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0712267759774819 3.62847332552544e-05 275 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 YML114C TAF8 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0710804302275971 3.76512217401317e-05 276 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 YCR094W CDC50 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0705509264999303 4.35840423405939e-05 277 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 YMR010W_p YMR010W hom 0.0703834869173272 4.48562738824426e-05 278 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 YPL194W DDC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0703726924773322 4.52135900602402e-05 279 DNA damage checkpoint protein; part of a PCNA-like complex required for DNA damage response, required for pachytene checkpoint to inhibit cell cycle in response to unrepaired recombination intermediates; potential Cdc28p substrate; forms nuclear foci upon DNA replication stress meiosis|mitotic cell cycle G1/S transition checkpoint|intra-S DNA damage checkpoint|recombinational repair|G2/M transition checkpoint|cell cycle checkpoint molecular_function condensed nuclear chromosome|checkpoint clamp complex YNL127W FAR11 hom FT CELL CYCLE|SIGNALING 0.0698264073851433 5.15363037823251e-05 280 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far10p; has similarity to the N- and C-termini of N. crassa HAM-2 re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YLR412C-A_p YLR412C-A hom 0.0696450187575727 5.39075458533914e-05 281 Putative protein of unknown function biological_process molecular_function cellular_component YJR057W CDC8 het FT NUCLEOTIDE METABOLISM|NUCLEUS 0.0696213278958442 5.42247721203564e-05 282 Thymidylate and uridylate kinase, functions in de novo biosynthesis of pyrimidine deoxyribonucleotides; converts dTMP to dTDP and dUMP to dUTP; essential for mitotic and meiotic DNA replication; homologous to S. pombe Tmp1p dTDP biosynthetic process|dTTP biosynthetic process|dUDP biosynthetic process uridylate kinase activity|thymidylate kinase activity nucleus|cytoplasm YOR195W SLK19 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0691811422212237 6.04504902467051e-05 283 Kinetochore-associated protein required for normal segregation of chromosomes in meiosis and mitosis; component of the FEAR regulatory network, which promotes Cdc14p release from the nucleolus during anaphase; potential Cdc28p substrate meiosis|mitotic spindle organization in nucleus molecular_function spindle midzone|condensed nuclear chromosome kinetochore|kinetochore|spindle YJL007C_d YJL007C hom 0.068902974389514 6.53814986925352e-05 284 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL170C SPO74 hom FT NUCLEUS|CYTOSKELETON 0.0686321591467119 6.93376892483525e-05 285 Component of the meiotic outer plaque of the spindle pole body, involved in modifying the meiotic outer plaque that is required prior to prospore membrane formation ascospore formation structural molecule activity spindle pole body YLR126C YLR126C hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0685692742493515 7.02357209117425e-05 286 Putative glutamine amidotransferase; has Aft1p-binding motif in the promoter; may be involved in copper and iron homeostasis; YLR126C is not an essential protein; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress cellular copper ion homeostasis|cellular iron ion homeostasis molecular_function cytoplasm YJL087C TRL1 het FT RNA PROCESSING|SIGNALING|TRANSLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0684939055405495 7.15397827937812e-05 287 tRNA ligase, required for tRNA splicing and for both splicing and translation of HAC1 mRNA in the UPR; has phosphodiesterase, polynucleotide kinase, and ligase activities; localized at the inner nuclear envelope and partially to polysomes UFP-specific transcription factor mRNA processing involved in endoplasmic reticulum unfolded protein response|tRNA splicing, via endonucleolytic cleavage and ligation|positive regulation of translation in response to stress GTP-dependent polyribonucleotide 5'-hydroxyl-kinase activity|RNA ligase (ATP) activity|2',3'-cyclic-nucleotide 3'-phosphodiesterase activity nuclear inner membrane|polysome YNL273W TOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0683184235073815 7.54077304160612e-05 288 Subunit of a replication-pausing checkpoint complex (Tof1p-Mrc1p-Csm3p) that acts at the stalled replication fork to promote sister chromatid cohesion after DNA damage, facilitating gap repair of damaged DNA; interacts with the MCM helicase DNA repair|DNA replication checkpoint|maintenance of DNA repeat elements|replication fork arrest|replication fork protection|DNA replication|mitotic sister chromatid cohesion molecular_function nuclear chromosome|replication fork protection complex|nuclear replication fork YFL010C WWM1 hom FT NUCLEUS|MITOCHONDRION 0.0680976023883115 8.27527117723953e-05 289 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 YLL012W YEH1 hom FT LIPID METABOLISM 0.067812680186768 8.44110066598486e-05 290 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 YDL103C QRI1 het FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0674744614239705 9.15861313079576e-05 291 UDP-N-acetylglucosamine pyrophosphorylase; catalyzes the formation of UDP-N-acetylglucosamine (UDP-GlcNAc), which is important in cell wall biosynthesis, protein N-glycosylation, and GPI anchor biosynthesis; protein abundance increases in response to DNA replication stress UDP-N-acetylglucosamine biosynthetic process UDP-N-acetylglucosamine diphosphorylase activity nucleus|cytoplasm YGL047W ALG13 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0673415188835231 9.45610468983546e-05 292 Catalytic component of UDP-GlcNAc transferase; required for the second step of dolichyl-linked oligosaccharide synthesis; anchored to the ER membrane via interaction with Alg14p; similar to bacterial and human glycosyltransferases; protein abundance increases in response to DNA replication stress dolichol-linked oligosaccharide biosynthetic process N-acetylglucosaminyldiphosphodolichol N-acetylglucosaminyltransferase activity cytosol|UDP-N-acetylglucosamine transferase complex|extrinsic to endoplasmic reticulum membrane|endoplasmic reticulum|nucleus|cytoplasm YER048W-A ISD11 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0668671767785625 0.00010593588502385 293 Cysteine desulfurase (Nfs1p) activator; essential for the formation of the persulfide intermediate at the desulfurase active site during pyridoxal phosphate-dependent desulfuration of cysteine; required for mitochondrial iron-sulfur cluster biosynthesis iron-sulfur cluster assembly enzyme activator activity extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial matrix YJR131W MNS1 hom FT CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0668452343833288 0.000106492107585988 294 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 YNL087W TCB2 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0667301973344918 0.00010945356505861 295 ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; contains 3 calcium and lipid binding domains; mRNA is targeted to the bud biological_process lipid binding cellular bud|cortical endoplasmic reticulum YBL015W ACH1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0664963665631326 0.000115714190113862 296 Protein with CoA transferase activity, particularly for CoASH transfer from succinyl-CoA to acetate; has minor acetyl-CoA-hydrolase activity; phosphorylated; required for acetate utilization and for diploid pseudohyphal growth acetate metabolic process acetate CoA-transferase activity|acetyl-CoA hydrolase activity cytosol|mitochondrion YOL134C_d YOL134C het 0.0664219112057559 0.000117777512139261 297 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps HRT1, a verified gene that encodes an SCF ubiquitin ligase subunit Unknown Unknown Unknown YHR100C GEP4 hom FF|FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0660239794415439 0.00013091439052371 298 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 YPL136W_d YPL136W hom 0.0658174462896941 0.000135859470863412 299 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 YJR061W_p YJR061W hom 0.0650335295183428 0.000163586328146316 300 Putative protein of unknown function; non-essential gene; transcription repressed by Rm101p; YJR061W has a paralog, MNN4, that arose from the whole genome duplication biological_process molecular_function cellular_component YGL179C TOS3 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.0647920427352178 0.000172639660028699 301 Protein kinase, related to and functionally redundant with Elm1p and Sak1p for the phosphorylation and activation of Snf1p; functionally orthologous to LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YJR095W SFC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0643941988570751 0.000190965325878775 302 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 YIL112W HOS4 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0642091866477686 0.000197527798083019 303 Subunit of the Set3 complex, which is a meiotic-specific repressor of sporulation specific genes that contains deacetylase activity; potential Cdc28p substrate negative regulation of meiosis|histone deacetylation molecular_function Set3 complex YCR075C ERS1 hom 0.0640167101887213 0.000206461075690357 304 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 YKR052C MRS4 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.063962458260034 0.000209046738966782 305 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 YGL259W_p YPS5 hom FT PROTEOLYSIS 0.0639273824575014 0.000210734610093594 306 Protein with similarity to GPI-anchored aspartic proteases such as Yap1p and Yap3p biological_process aspartic-type endopeptidase activity cellular_component YBR177C EHT1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0638495312879543 0.000214526675890401 307 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 YJL086C_d YJL086C het FF 0.0636544068131117 0.000226263278763372 308 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 YDR469W SDC1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0632061383847453 0.000248409599161959 309 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 YML072C TCB3 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0630562730621621 0.000256992204904184 310 Cortical ER protein involved in ER-plasma membrane tethering; one of 6 proteins (Ist2p, Scs2p, Scs22p, Tcb1p, Tcb2p, Tcb3p) that connect ER to the plasma membrane (PM) and regulate PM phosphatidylinositol-4-phosphate (PI4P) levels by controlling access of Sac1p phosphatase to its substrate PI4P in the PM; localized to the bud via specific mRNA transport; non-tagged protein detected in a phosphorylated state in mitochondria; C-termini of Tcb1p, Tcb2p and Tcb3p interact biological_process lipid binding mitochondrion|cortical endoplasmic reticulum|cellular bud YGL062W PYC1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0628475193581554 0.000272270193948522 311 Pyruvate carboxylase isoform; cytoplasmic enzyme that converts pyruvate to oxaloacetate; differentially regulated than isoform Pyc2p; mutations in the human homolog are associated with lactic acidosis; PYC1 has a paralog, PYC2, that arose from the whole genome duplication NADPH regeneration|gluconeogenesis pyruvate carboxylase activity cytosol YML029W USA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0627906786332523 0.000274041617384975 312 Scaffold subunit of the Hrd1p ubiquitin ligase that also promotes ligase oligomerization; involved in ER-associated protein degradation (ERAD); interacts with the U1 snRNP-specific protein, Snp1p ER-associated protein catabolic process|mRNA splicing, via spliceosome|positive regulation of protein oligomerization protein complex scaffold Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YJR134C SGM1 hom FT GOLGI APPARATUS 0.0626737341687021 0.000280176654593086 313 Protein of unknown function, required for wild-type growth rate on galactose and mannose; localizes to COPI coated vesicles and the Golgi apparatus biological_process molecular_function COPI-coated vesicle|Golgi apparatus YPL061W ALD6 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0624687956014353 0.000293389349177501 314 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 YJL147C_p YJL147C hom FT MITOCHONDRION 0.0623182227132996 0.000303466364531646 315 Mitochondrial protein of unknown function; homozygous diploid deletion strain has a sporulation defect characterized by elevated dityrosine in the soluble fraction; expression induced by calcium shortage; YJL147W is a non-essential gene biological_process molecular_function mitochondrion YGL133W ITC1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0621809617019186 0.000312933905793008 316 Subunit of the ATP-dependent Isw2p-Itc1p chromatin remodeling complex, required for repression of a-specific genes, repression of early meiotic genes during mitotic growth, and repression of INO1; similar to mammalian Acf1p, the regulatory subunit of the mammalian ATP-utilizing chromatin assembly and modifying factor (ACF) complex negative regulation of transcription from RNA polymerase II promoter by pheromones|chromatin remodeling|chromatin silencing at telomere molecular_function chromatin accessibility complex YGL194C HOS2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|NUCLEUS|CHROMOSOME 0.0620546336937639 0.000321890943539967 317 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 YLR028C ADE16 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0620340185945258 0.000323375184885392 318 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE16 has a paralog, ADE17, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine ascospore formation|'de novo' IMP biosynthetic process|purine nucleotide biosynthetic process|aerobic respiration phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol YPL133C RDS2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|SIGNALING|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0619124931115616 0.000332255678544502 319 Transcription factor involved in regulating gluconeogenesis and glyoxylate cycle genes; member of the zinc cluster family of proteins; confers resistance to ketoconazole positive regulation of transcription from RNA polymerase II promoter by a nonfermentable carbon source|positive regulation of gluconeogenesis by positive regulation of transcription from RNA polymerase II promoter|cellular response to xenobiotic stimulus|positive regulation of transcription from RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter by a nonfermentable carbon source RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus|cytoplasm YGL134W PCL10 hom FT CELL CYCLE|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0618667984200326 0.000335653443698707 320 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 YLR207W HRD3 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0616022297758587 0.000355973626900907 321 Resident protein of the ER membrane that plays a central role in ER-associated protein degradation (ERAD), forms HRD complex with Hrd1p and ERAD determinants that engages in lumen to cytosol communication and coordination of ERAD events ER-associated protein catabolic process ubiquitin-protein ligase activity Hrd1p ubiquitin ligase ERAD-M complex|luminal surveillance complex|Hrd1p ubiquitin ligase ERAD-L complex|endoplasmic reticulum membrane YOR023C AHC1 hom FT CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0615697564210528 0.00035854549834874 322 Subunit of the Ada histone acetyltransferase complex, required for structural integrity of the complex histone acetylation histone acetyltransferase activity Ada2/Gcn5/Ada3 transcription activator complex YDR098C GRX3 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0614642407291831 0.000370756294207635 323 Hydroperoxide and superoxide-radical responsive glutathione-dependent oxidoreductase; monothiol glutaredoxin subfamily member along with Grx4p and Grx5p; protects cells from oxidative damage; evidence exists indicating that the translation start site is not Met1 as currently annotated, but rather Met36 cellular iron ion homeostasis|cellular response to oxidative stress|actin cytoskeleton organization disulfide oxidoreductase activity cytosol|nucleus YGL074C_d YGL074C het 0.0613090698565179 0.000379830029548097 324 Dubious open reading frame unlikely to encode a functional protein; overlaps 5' end of essential HSF1 gene encoding heat shock transcription factor Unknown Unknown Unknown YDL119C_p YDL119C hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0610825641513299 0.000399276406721757 325 Putative mitochondrial transport protein; GFP-fusion protein is induced in response to the DNA-damaging agent MMS; the authentic, non-tagged protein is detected in purified mitochondria transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR321W ASP1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0608759776266579 0.000417819598107271 326 Cytosolic L-asparaginase, involved in asparagine catabolism; catalyzes hydrolysis of L-asparagine to aspartic acid and ammonia, has an important role in therapy of acute lymphoblastic leukemia; synthesized constitutively asparagine catabolic process asparaginase activity intracellular YIL046W-A_p YIL046W-A hom 0.0607534087156587 0.000429198168242615 327 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGR170W PSD2 hom FT LIPID METABOLISM|GOLGI APPARATUS 0.0606131211844253 0.00044257630418425 328 Phosphatidylserine decarboxylase of the Golgi and vacuolar membranes, converts phosphatidylserine to phosphatidylethanolamine phosphatidylcholine biosynthetic process phosphatidylserine decarboxylase activity endosome YHR180W_d YHR180W hom 0.0605233299740955 0.000451342126854899 329 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR060W FRS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0602092929746896 0.000483289892144469 330 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 YOR144C ELG1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0600930840106058 0.000495637439731185 331 Subunit of an alternative replication factor C complex important for DNA replication and genome integrity; suppresses spontaneous DNA damage; involved in homologous recombination-mediated repair and telomere homeostasis; required for PCNA (Pol30p) unloading during DNA replication negative regulation of DNA recombination|negative regulation of transposition, RNA-mediated|telomere maintenance|double-strand break repair via homologous recombination|DNA-dependent DNA replication|mitotic sister chromatid cohesion chromatin binding Elg1 RFC-like complex|mitochondrion|nucleus|cytoplasm YEL052W AFG1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|RESPONSE TO OXIDATIVE STRESS|PEROXISOME ORGANIZATION|MITOCHONDRION 0.0600457051547814 0.000500755452816551 332 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 YDL108W KIN28 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0597614461345833 0.000533534087606666 333 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 YNL080C EOS1 hom FT CARBOHYDRATE METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.059689047847354 0.000540893078139021 334 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 YGR090W UTP22 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0594008548108795 0.000578779702500604 335 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 YER027C GAL83 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0592638459310424 0.000592655021435451 336 One of three possible beta-subunits of the Snf1 kinase complex, allows nuclear localization of the Snf1 kinase complex in the presence of a nonfermentable carbon source; contains glycogen-binding domain signal transduction|cell adhesion|protein phosphorylation|invasive growth in response to glucose limitation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|nucleus|nuclear envelope lumen|cytoplasm YNR038W DBP6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0591784196039896 0.000603595301583674 337 Essential protein involved in ribosome biogenesis; putative ATP-dependent RNA helicase of the DEAD-box protein family maturation of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus|preribosome, large subunit precursor YBR080C SEC18 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|SITE OF POLARIZED GROWTH 0.0590742157323086 0.000617194683892407 338 ATPase required for vesicular transport between ER and Golgi, the 'priming' step in homotypic vacuole fusion, autophagy, and protein secretion; releases Sec17p from SNAP complexes; has similarity to mammalian NSF Golgi vesicle docking|SNARE complex disassembly|Golgi to plasma membrane protein transport|vesicle fusion with Golgi apparatus|vacuole fusion, non-autophagic|inter-Golgi cisterna vesicle-mediated transport|autophagic vacuole assembly ATPase activity mating projection tip|cytoplasm YBR095C RXT2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0589242161240966 0.000643257027024663 339 Subunit of the histone deacetylase Rpd3L complex; possibly involved in cell fusion and invasive growth conjugation with cellular fusion|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase II promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|invasive growth in response to glucose limitation histone deacetylase activity Rpd3L-Expanded complex|nucleus|Rpd3L complex YPL160W CDC60 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0585950244246701 0.000683480209968275 340 Cytosolic leucyl tRNA synthetase, ligates leucine to the appropriate tRNA leucyl-tRNA aminoacylation|DNA replication initiation leucine-tRNA ligase activity cytoplasm YOR304C-A_p YOR304C-A hom FT SITE OF POLARIZED GROWTH 0.0585610251551847 0.000693533847580384 341 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck biological_process molecular_function cellular bud|mating projection tip|cellular bud neck|cytoplasm 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 0.0583686797970441 0.00071703786712872 342 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 YIL170W HXT12 hom 0.058251383695909 0.000735023986986706 343 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 YNL107W YAF9 hom FF|FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.057948671157527 0.000783395304399657 344 Subunit of both the NuA4 histone H4 acetyltransferase complex and the SWR1 complex, may function to antagonize silencing near telomeres; interacts directly with Swc4p, has homology to human leukemogenic protein AF9, contains a YEATS domain DNA repair|chromatin remodeling|histone exchange|chromatin silencing at telomere molecular_function Swr1 complex|nucleus|NuA4 histone acetyltransferase complex|cytoplasm YNL295W_p YNL295W hom 0.05774032145486 0.000837761571467958 345 Putative protein of unknown function biological_process molecular_function cellular_component YIR003W AIM21 hom FT SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0576513966108653 0.000833757608508752 346 Protein of unknown function involved in mitochondrial migration along actin filament; may interact with ribosomes; GFP-fusion protein colocalizes with Sac1p to the actin cytoskeleton mitochondrion migration along actin filament molecular_function ribosome|mating projection tip|actin cytoskeleton YGR257C MTM1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0576448961228709 0.000836390948432143 347 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 YDL161W ENT1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0574922924101186 0.000865012590885029 348 Epsin-like protein involved in endocytosis and actin patch assembly; functionally redundant with Ent2p; binds clathrin via a clathrin-binding domain motif at C-terminus; relocalizes from bud neck to cytoplasm upon DNA replication stress actin filament organization|endocytosis|actin cortical patch assembly clathrin binding mating projection tip|actin cortical patch YLR052W IES3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0574916305776126 0.000865131959023562 349 Subunit of the INO80 chromatin remodeling complex nucleosome mobilization|telomere maintenance|chromatin silencing at telomere molecular_function nucleus|Ino80 complex YBL006C LDB7 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|NUCLEUS|RSC COMPLEX 0.0573851026255078 0.000882973325169121 350 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 YPL224C MMT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0573416273539831 0.000889418125934392 351 Putative metal transporter involved in mitochondrial iron accumulation; closely related to Mmt1p cellular iron ion homeostasis molecular_function mitochondrion|integral to membrane YLL002W RTT109 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0568903326676639 0.000985277758270509 352 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 YML084W_d YML084W hom 0.056528758295278 0.00105226346152905 353 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR279C RFM1 hom FT GENE SILENCING|NUCLEUS 0.0565219547295909 0.0010537359414131 354 DNA-binding protein required for vegetative repression of middle sporulation genes; specificity factor that directs the Hst1p histone deacetylase to some of the promoters regulated by Sum1p; involved in telomere maintenance chromatin silencing|chromatin silencing at silent mating-type cassette unfolded protein binding histone deacetylase complex|nucleus YLR453C RIF2 hom FT NUCLEUS|CHROMOSOME 0.0561741027916363 0.00113354622767099 355 Protein that binds to the Rap1p C-terminus and acts synergistically with Rif1p to help control telomere length and establish telomeric silencing; deletion results in telomere elongation telomere capping|telomere maintenance via telomerase telomeric DNA binding nuclear telomere cap complex YHR186C KOG1 het FT SIGNALING|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION|PLASMA MEMBRANE 0.0561637496541546 0.00113400744300208 356 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 YNL255C GIS2 hom FT TRANSLATION|RIBOSOME 0.056092676611299 0.00115059144077656 357 Translational activator for mRNAs with internal ribosome entry sites; associates with polysomes and binds to a specific subset of mRNAs; localizes to RNA processing bodies (P bodies) and to stress granules; may have a role in translation regulation under stress conditions; ortholog of human ZNF9/CNBP, a gene involved in myotonic dystrophy type 2 positive regulation of translation mRNA binding|translation regulator activity|single-stranded DNA binding polysomal ribosome|cytoplasm YHL038C CBP2 hom FT RNA PROCESSING|MITOCHONDRION 0.0560501226223666 0.00116062782261399 358 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 YBR125C PTC4 hom 0.0560328982303558 0.00116471314843745 359 Cytoplasmic type 2C protein phosphatase (PP2C); identified as a high-copy number suppressor of cnb1 mpk1 synthetic lethality; overexpression decreases high-osmolarity induced Hog1p phosphorylation and kinase activity protein dephosphorylation protein serine/threonine phosphatase activity cytoplasm YDR448W ADA2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0558993166458282 0.001196850223178 360 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 YGR048W UFD1 het FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0558205952904902 0.00122234993445557 361 Substrate-recruiting cofactor of the Cdc48p-Npl4p-Ufd1p segregase; polyubiquitin binding protein that assists in the dislocation of misfolded, ERAD substrates that are subsequently delivered to the proteasome for degradation; involved in regulated destruction of ER membrane proteins such as HMG-CoA reductase (Hmg1/2p) and cytoplasmic proteins (Fbp1p); involved in mobilizing membrane bound transaction factors by regulated Ub/proteasome-dependent processing (RUP) retrograde protein transport, ER to cytosol|proteasomal ubiquitin-dependent protein catabolic process|ER-associated protein catabolic process|ER-associated misfolded protein catabolic process|Unknown|cytoplasm-associated proteasomal ubiquitin-dependent protein catabolic process ubiquitin binding|polyubiquitin binding nucleus|Cdc48p-Npl4p-Ufd1p AAA ATPase complex YER061C CEM1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0557931211202031 0.00122298085660318 362 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 YPL056C_p LCL1 hom FT PLASMA MEMBRANE 0.0554858104563616 0.00130377078153628 363 Putative protein of unknown function; deletion mutant is fluconazole resistant and has long chronological lifespan biological_process molecular_function cellular_component YOR287C RRP36 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0554417328414554 0.00131324498922069 364 Component of 90S preribosomes; involved in early cleavages of the 35S pre-rRNA and in production of the 40S ribosomal subunit ribosomal small subunit biogenesis|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|cleavage involved in rRNA processing molecular_function nucleolus|90S preribosome YML099C ARG81 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0554210119788556 0.00132979226556667 365 Zinc-finger transcription factor of the Zn(2)-Cys(6) binuclear cluster domain type, involved in the regulation of arginine-responsive genes; acts with Arg80p and Arg82p arginine metabolic process|negative regulation of calcium ion-dependent exocytosis transcription cofactor activity nucleus YLR130C ZRT2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.055362230513291 0.00133450210931471 366 Low-affinity zinc transporter of the plasma membrane; transcription is induced under low-zinc conditions by the Zap1p transcription factor low-affinity zinc ion transport low-affinity zinc ion transmembrane transporter activity integral to membrane|plasma membrane YDR199W_d YDR199W hom 0.0553328830445199 0.00134466168048206 367 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene VPS64; computationally predicted to have thiol-disulfide oxidoreductase activity Unknown Unknown Unknown YPL246C RBD2 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0552540637396573 0.00136393319130391 368 Possible rhomboid protease, has similarity to eukaryotic rhomboid proteases including Pcp1p biological_process molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YPR034W ARP7 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0552385930455922 0.00136819118964394 369 Component of both the SWI/SNF and RSC chromatin remodeling complexes; actin-related protein involved in transcriptional regulation nucleosome mobilization|ATP-dependent chromatin remodeling|chromatin organization|nucleosome disassembly|transcription elongation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter DNA translocase activity RSC complex|SWI/SNF complex|nucleus YDR210W_p YDR210W hom FT PLASMA MEMBRANE 0.055219356070969 0.00137350287414557 370 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 YBR084W MIS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.055096429876356 0.00140789641832899 371 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 YPR148C YPR148C hom 0.0547875496745716 0.00149785074697389 372 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern biological_process molecular_function ribosome|cytoplasm YJR116W_p TDA4 hom 0.0545970638996368 0.00155593337990295 373 Putative protein of unknown function; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function integral to membrane YLL007C_p YLL007C hom 0.054593355790113 0.00155708434809087 374 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLL007C is not an essential gene biological_process molecular_function cytoplasm YOR072W_d YOR072W hom FF 0.0544952041689134 0.00158783621393848 375 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the dubious gene YOR072W-A; diploid deletion strains are methotrexate, paraquat and wortmannin sensitive Unknown Unknown Unknown YMR104C YPK2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.054450712887761 0.00161753753196891 376 Protein kinase with similarity to serine/threonine protein kinase Ypk1p; functionally redundant with YPK1 at the genetic level; participates in a signaling pathway required for optimal cell wall integrity; homolog of mammalian kinase SGK; YPK2 has a paralog, YPK1, that arose from the whole genome duplication eisosome assembly|protein phosphorylation protein kinase activity nucleus|cytoplasm YDL092W SRP14 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0543103568012641 0.00164727294373079 377 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 YLR238W FAR10 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0543064844995337 0.00164853966456829 378 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far8p, Far9p, and Far11p; potential Cdc28p substrate re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YBR064W_d YBR064W hom 0.0542220100949815 0.00167639715236589 379 Dubious open reading frame unlikely to encode a protein; partially overlaps the uncharacterized ORF YBR063C Unknown Unknown Unknown YLR110C CCW12 hom FF|FT CELL WALL ORG/BIOGENESIS|SITE OF POLARIZED GROWTH 0.0540951950516236 0.00172726767134366 380 Cell wall mannoprotein; plays a role in maintenance of newly synthesized areas of cell wall; localizes to periphery of small buds, septum region of larger buds, and shmoo tip; CCW12 has a paralog, YDR134C, that arose from the whole genome duplication conjugation with cellular fusion|agglutination involved in conjugation with cellular fusion|fungal-type cell wall organization molecular_function fungal-type cell wall|mating projection tip|cellular bud tip YKL179C COY1 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0539127533992938 0.00178211597961811 381 Golgi membrane protein with similarity to mammalian CASP; genetic interactions with GOS1 (encoding a Golgi snare protein) suggest a role in Golgi function Golgi vesicle transport molecular_function Golgi membrane YKR087C OMA1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0539037665935148 0.00178527774558707 382 Metalloendopeptidase of the mitochondrial inner membrane; involved in turnover of membrane-embedded proteins; mediates degradation of Cox1p in coa2 mutant cells; member of a family of predicted membrane-bound metallopeptidases in prokaryotes and higher eukaryotes misfolded or incompletely synthesized protein catabolic process metalloendopeptidase activity mitochondrion|mitochondrial inner membrane YMR304C-A_d YMR304C-A hom 0.0538888998325592 0.00179051953298419 383 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 YGR130C YGR130C hom 0.0538679234691903 0.00180648692138761 384 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 YDR021W FAL1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0538169067045675 0.00181610378803683 385 Nucleolar protein required for maturation of 18S rRNA, member of the eIF4A subfamily of DEAD-box ATP-dependent RNA helicases maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus|FAl1-SGD1 complex YLL027W ISA1 hom FT KETONE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0535746703781126 0.00191064397755548 386 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 YBR199W KTR4 hom FT CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0532358330726824 0.00203522406757396 387 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YEL059W_d HHY1 hom 0.0532039027417062 0.00204794037150832 388 Dubious open reading frame unlikely to encode a functional protein; mutant is hypersensitive to hygromycin B indicative of defects in vacuolar trafficking Unknown Unknown Unknown YCR072C RSA4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0531864385304481 0.00205492630578843 389 WD-repeat protein involved in ribosome biogenesis; may interact with ribosomes; required for maturation and efficient intra-nuclear transport or pre-60S ribosomal subunits, localizes to the nucleolus ribosomal large subunit assembly molecular_function ribosome|nucleolus YPL137C GIP3 hom FT CHROMOSOME SEGREGATION|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0531417329272425 0.00207290887182361 390 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 YHR170W NMD3 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS|RIBOSOME 0.0530375538649479 0.00215472942830804 391 Protein involved in nuclear export of the large ribosomal subunit; acts as a Crm1p-dependent adapter protein for export of nascent ribosomal subunits through the nuclear pore complex ribosomal large subunit export from nucleus ribosomal large subunit binding cytosol|cytosolic large ribosomal subunit YCR023C YCR023C hom 0.0529503092612291 0.00216145746862025 392 Vacuolar membrane protein of unknown function; member of the multidrug resistance family; YCR023C is not an essential gene biological_process molecular_function fungal-type vacuole membrane|integral to membrane YFL047W RGD2 hom FT SIGNALING|SITE OF POLARIZED GROWTH 0.0529432534630358 0.00215450148501889 393 GTPase-activating protein (RhoGAP) for Cdc42p and Rho5p; relocalizes from bud neck to cytoplasm upon DNA replication stress small GTPase mediated signal transduction Rho GTPase activator activity cellular bud neck|cytoplasm YBR050C REG2 hom FT TRANSCRIPTION FROM RNA POL II 0.0528756280017102 0.00218296689732105 394 Regulatory subunit of the Glc7p type-1 protein phosphatase; involved with Reg1p, Glc7p, and Snf1p in regulation of glucose-repressible genes, also involved in glucose-induced proteolysis of maltose permease negative regulation of transcription from RNA polymerase II promoter protein phosphatase type 1 regulator activity protein phosphatase type 1 complex YKL060C FBA1 het FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0526661929473668 0.0022733240369631 395 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 YDR310C SUM1 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0526337379675102 0.00228762874756923 396 Transcriptional repressor required for mitotic repression of middle sporulation-specific genes; also acts as general replication initiation factor; involved in telomere maintenance, chromatin silencing; regulated by pachytene checkpoint negative regulation of transcription by competitive promoter binding|negative regulation of transcription from RNA polymerase II promoter during mitosis|DNA replication initiation|chromatin silencing at silent mating-type cassette DNA replication origin binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus YLR168C UPS2 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0525516076705089 0.00232419706790035 397 Mitochondrial protein involved in phospholipid metabolism; localizes to the intermembrane space; has a role in regulation of phospholipid metabolism by inhibiting conversion of phosphatidylethanolamine to phosphatidylcholine; null mutant has defects in mitochondrial morphology; similar to Ups1p, Ups3p and to human PRELI cristae formation|Unknown|phosphatidylethanolamine metabolic process|cardiolipin metabolic process molecular_function extrinsic to mitochondrial inner membrane|mitochondrion|mitochondrial intermembrane space YMR169C ALD3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0524736810906094 0.00235938763948937 398 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 YIL164C NIT1 hom 0.0524496487316534 0.00237390701101898 399 Nitrilase, member of the nitrilase branch of the nitrilase superfamily; in closely related species and other S. cerevisiae strain backgrounds YIL164C and adjacent ORF, YIL165C, likely constitute a single ORF encoding a nitrilase gene biological_process nitrilase activity cellular_component YBR103W SIF2 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|SIGNALING|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0523679076775351 0.00240793375892386 400 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 YMR264W CUE1 hom FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0522833290814002 0.00244740791563787 401 Ubiquitin-binding protein; endoplasmic reticulum membrane protein that recruits the ubiquitin-conjugating enzyme Ubc7p to the ER where it functions in protein degradation; contains a CUE domain that binds ubiquitin to facilitate intramolecular monoubiquitination; CUE1 has a paralog, CUE4, that arose from the whole genome duplication ER-associated protein catabolic process|establishment of protein localization to endoplasmic reticulum membrane ubiquitin-protein ligase activator activity Doa10p ubiquitin ligase complex|mitochondrion|integral to endoplasmic reticulum membrane YOR022C_p YOR022C hom FT LIPID METABOLISM|MITOCHONDRION 0.0520818522321224 0.00254383607513397 402 Putative carboxylic ester hydrolase; similar to bovine phospholipase A1; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process phospholipase activity mitochondrion YDL086W_p YDL086W hom FT MITOCHONDRION 0.0517308309823405 0.00273617468606208 403 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 YNR044W AGA1 hom 0.0516932395481481 0.00273970244531054 404 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 YJR112W NNF1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0516205107938039 0.00277785376578566 405 Essential component of the MIND kinetochore complex (Mtw1p Including Nnf1p-Nsl1p-Dsn1p) which joins kinetochore subunits contacting DNA to those contacting microtubules; required for accurate chromosome segregation chromosome segregation molecular_function nuclear MIS12/MIND type complex|kinetochore YBR029C CDS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0514446686580611 0.00287210751075746 406 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 YGR001C_p YGR001C hom 0.0513808036274007 0.0029281826634634 407 Putative protein of unknown function with similarity to methyltransferase family members; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; required for replication of Brome mosaic virus in S. cerevisiae biological_process methyltransferase activity cytoplasm YLR377C FBP1 hom FT CARBOHYDRATE METABOLISM 0.0513020100525079 0.00295070858118902 408 Fructose-1,6-bisphosphatase, key regulatory enzyme in the gluconeogenesis pathway, required for glucose metabolism; undergoes either proteasome-mediated or autophagy-mediated degradation depending on growth conditions; interacts with Vid30p gluconeogenesis|reactive oxygen species metabolic process fructose 1,6-bisphosphate 1-phosphatase activity cytosol 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 0.0512161244360496 0.00299897041304369 409 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 YOR142W LSC1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.051140524625335 0.00304641723853898 410 Alpha subunit of succinyl-CoA ligase, which is a mitochondrial enzyme of the TCA cycle that catalyzes the nucleotide-dependent conversion of succinyl-CoA to succinate; phosphorylated tricarboxylic acid cycle|succinyl-CoA metabolic process succinate-CoA ligase (ADP-forming) activity mitochondrial nucleoid|mitochondrion YCR083W TRX3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0509169181312045 0.00317277906605888 411 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 YDR339C FCF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0508801544536585 0.00319475655176182 412 Putative PINc domain nuclease required for early cleavages of 35S pre-rRNA and maturation of 18S rRNA; component of the SSU (small subunit) processome involved in 40S ribosomal subunit biogenesis; copurifies with Faf1p endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YIR020C_p YIR020C hom 0.0508739442775867 0.00319848268383325 413 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YBR179C FZO1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0508586212258225 0.00322139787419576 414 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 YML131W YML131W hom FT OXIDATION-REDUCTION PROCESS 0.0506083953662314 0.00336156544624957 415 Protein of unknown function; similar to medium chain dehydrogenase/reductases; expression induced by stresses including osmotic shock, DNA damaging agents, and other chemicals; GFP-fusion protein localizes to the cytoplasm; protein abundance increases in response to DNA replication stress biological_process molecular_function cytoplasm YKL096W-A CWP2 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.050596351469158 0.00336913835304292 416 Covalently linked cell wall mannoprotein, major constituent of the cell wall; plays a role in stabilizing the cell wall; involved in low pH resistance; precursor is GPI-anchored fungal-type cell wall organization|regulation of pH structural constituent of cell wall fungal-type cell wall YJL128C PBS2 hom FF|FT PROTEIN LOCALIZATION|SIGNALING|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0505823644357356 0.00337795254144249 417 MAP kinase kinase of the HOG signaling pathway; activated under severe osmotic stress; mitophagy-specific regulator; plays a role in regulating Ty1 transposition activation of MAPK activity involved in osmosensory signaling pathway|actin filament organization|MAPK import into nucleus involved in osmosensory signaling pathway|protein phosphorylation|hyperosmotic response|osmosensory signaling pathway|cellular response to heat MAP-kinase scaffold activity|MAP kinase kinase activity|protein kinase activity cellular bud neck|cytoplasm|cellular bud tip YDL230W PTP1 hom FT MITOCHONDRION 0.0505422842467573 0.00340332617185857 418 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 YGL034C_d YGL034C hom 0.0505152054579943 0.00342056702896352 419 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR242W AMD2 hom 0.0504548281450512 0.00352285265037378 420 Putative amidase biological_process amidase activity cellular_component YBR169C SSE2 hom 0.0503718396835396 0.00351317825890307 421 Member of the heat shock protein 70 (HSP70) family; may be involved in protein folding; localized to the cytoplasm; SSE2 has a paralog, SSE1, that arose from the whole genome duplication protein folding|protein refolding adenyl-nucleotide exchange factor activity cytoplasm YLR025W SNF7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT 0.0503546748943338 0.00352441788357817 422 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 YDR355C_d YDR355C het 0.0501921869500803 0.00367297675623154 423 Dubious: Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified essential ORF SPC110/YDR356W Unknown Unknown Unknown YPL001W HAT1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0501407060182255 0.00366729719309164 424 Catalytic subunit of the Hat1p-Hat2p histone acetyltransferase complex that uses the cofactor acetyl coenzyme A, to acetylate free nuclear and cytoplasmic histone H4; involved in telomeric silencing and DNA double-strand break repair histone acetylation|chromatin silencing at telomere histone acetyltransferase activity|histone binding histone acetyltransferase complex|nucleus|cytoplasm YLR451W LEU3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0499669569691103 0.00379238303332549 425 Zinc-knuckle transcription factor, repressor and activator; regulates genes involved in branched chain amino acid biosynthesis and ammonia assimilation; acts as a repressor in leucine-replete conditions and as an activator in the presence of alpha-isopropylmalate, an intermediate in leucine biosynthesis that accumulates during leucine starvation negative regulation of transcription from RNA polymerase II promoter|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 negative regulation of transcription|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YJL127C SPT10 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS 0.0499060111721326 0.00383005446223527 426 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 YBR063C_p YBR063C hom 0.0498694201070825 0.00385601279158963 427 Putative protein of unknown function; YBR063C is not an essential gene biological_process molecular_function cellular_component YOR164C GET4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.049696352541992 0.0039809679533647 428 Protein with a role in insertion of tail-anchored proteins into the ER membrane; forms a complex with Mdy2p; highly conserved across species and homologous to human gene C7orf20 protein insertion into ER membrane|posttranslational protein targeting to membrane molecular_function TRC complex|cytoplasm YJL204C RCY1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0495315686853927 0.00410334604124172 429 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 YGL114W_p YGL114W hom FT PROTEIN LOCALIZATION 0.0494480359394393 0.0041666768567688 430 Putative protein of unknown function; predicted member of the oligopeptide transporter (OPT) family of membrane transporters transport oligopeptide transporter activity integral to membrane|membrane YJL197W UBP12 hom FT PROTEOLYSIS|NUCLEUS 0.0493864402235021 0.0042139423607368 431 Ubiquitin-specific protease; cleaves ubiquitin from ubiquitinated proteins; present in the nucleus and cytoplasm biological_process ubiquitin-specific protease activity nucleus|cytoplasm YBR264C YPT10 hom FT PROTEIN LOCALIZATION|SIGNALING|PLASMA MEMBRANE 0.049349010714029 0.00424290083667007 432 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 YHR123W EPT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0493394429937335 0.00425033208831159 433 sn-1,2-diacylglycerol ethanolamine- and cholinephosphotranferase; not essential for viability; EPT1 has a paralog, CPT1, that arose from the whole genome duplication phosphatidylethanolamine biosynthetic process|phosphatidylcholine biosynthetic process ethanolaminephosphotransferase activity|diacylglycerol cholinephosphotransferase activity integral to membrane|Golgi apparatus YPR007C REC8 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0490424838481664 0.00448692809341017 434 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 YOR276W CAF20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.0489220269982155 0.00458625344659733 435 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 YIL140W AXL2 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0487541363760539 0.00472801249995991 436 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 YLR214W FRE1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0486464357409966 0.00482102510097051 437 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low copper and iron levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YKR004C ECM9 het FT CELL WALL ORG/BIOGENESIS 0.0486172833240937 0.00484648477182097 438 Non-essential protein of unknown function fungal-type cell wall organization molecular_function cellular_component YDR095C_d YDR095C hom 0.0482724293654503 0.00520382928507097 439 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR271W EFM2 hom 0.0481294783557045 0.00529092868311035 440 S-adenosylmethionine-dependent methyltransferase; methylates translation elongation factors EF2 (Eft1p and Eft2p) and EF3A (Yef3p); belongs to the seven beta-strand family; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; predicted to be involved in ribosome biogenesis peptidyl-lysine methylation S-adenosylmethionine-dependent methyltransferase activity|protein-lysine N-methyltransferase activity cytoplasm YHR036W BRL1 het FF|FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0478961649855382 0.0055162427170661 441 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 YNR011C PRP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0478583969120244 0.00555351909911229 442 RNA-dependent ATPase in the DEAH-box family, required for activation of the spliceosome before the first transesterification step in RNA splicing; orthologous to human protein DHX16 generation of catalytic spliceosome for first transesterification step RNA-dependent ATPase activity U2-type catalytic step 1 spliceosome YFR006W_p YFR006W hom 0.0477879760597738 0.00562363046091347 443 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 YJR091C JSN1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0474422880840694 0.00600198315165334 444 Member of the Puf family of RNA-binding proteins, interacts with mRNAs encoding membrane-associated proteins; involved in localizing the Arp2/3 complex to mitochondria; overexpression causes increased sensitivity to benomyl nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay|cellular protein complex localization|establishment of mitochondrion localization mRNA binding external side of mitochondrial outer membrane YNL218W MGS1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0473493388837579 0.00607859848123079 445 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 YCL045C EMC1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0473260696979482 0.00610363477121685 446 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 YLR189C ATG26 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|MEMBRANE ORGANIZATION|CARBOHYDRATE METABOLISM 0.0471668642859835 0.00627743557484534 447 UDP-glucose:sterol glucosyltransferase, conserved enzyme involved in synthesis of sterol glucoside membrane lipids; in contrast to ATG26 from P. pastoris, S. cerevisiae ATG26 is not involved in autophagy sterol metabolic process|ascospore-type prospore membrane assembly sterol 3-beta-glucosyltransferase activity cytoplasm YBR143C SUP45 het FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|CELL DIVISION 0.0467653095504405 0.00673574772030535 448 Polypeptide release factor (eRF1) in translation termination; mutant form acts as a recessive omnipotent suppressor; methylated by Mtq2p-Trm112p in ternary complex eRF1-eRF3-GTP; mutation of methylation site confers resistance to zymocin; has a role in cytokinesis through interaction with Mlc1p translational termination|cytokinesis translation release factor activity, codon specific|translation release factor activity cytosol|translation release factor complex YMR054W STV1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0467601610564406 0.00674181421557609 449 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 YAL044C GCV3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.046657391390664 0.00686393956888498 450 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 YPL062W_d YPL062W hom 0.0464243545525748 0.00718270258857381 451 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YPL062W is not an essential gene; homozygous diploid mutant shows a decrease in glycogen accumulation Unknown Unknown Unknown YBL036C YBL036C hom 0.0463933792953732 0.00718683342090299 452 Putative non-specific single-domain racemase based on structural similarity; binds pyridoxal 5'-phosphate; expression of GFP-fusion protein induced in response to the DNA-damaging agent MMS biological_process pyridoxal phosphate binding cellular_component YEL071W DLD3 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS 0.046228986651636 0.00739471100234851 453 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 YCL011C GBP2 hom FT RNA LOCALIZATION|NUCLEUS|CHROMOSOME 0.0462143634664419 0.00744001605173461 454 Poly(A+) RNA-binding protein; involved in the export of mRNAs from the nucleus to the cytoplasm; similar to Npl3p; also binds single-stranded telomeric repeat sequence in vitro; GBP2 has a paralog, HRB1, that arose from the whole genome duplication poly(A)+ mRNA export from nucleus|telomere maintenance RNA binding|telomeric DNA binding nucleus|cytoplasmic stress granule YGL072C_d YGL072C hom FF 0.0461541374124238 0.00749113297316986 455 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 YLR380W CSR1 hom FT KETONE METABOLISM|LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0456651790913984 0.00814922281480213 456 Phosphatidylinositol transfer protein; has a potential role in regulating lipid and fatty acid metabolism under heme-depleted conditions; interacts specifically with thioredoxin peroxidase; may have a role in oxidative stress resistance; protein abundance increases in response to DNA replication stress phosphatidylinositol metabolic process|Golgi to plasma membrane protein transport|Golgi to plasma membrane transport|Unknown|negative regulation of fatty acid biosynthetic process|phospholipid transport phosphatidylinositol transporter activity|phosphatidylcholine transporter activity cytosol|endosome|mitochondrion|lipid particle YGR019W UGA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0454683164930712 0.00843822318425769 457 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 YER119C AVT6 hom FT VACUOLAR TRANSPORT 0.0454680897374681 0.0084287924132769 458 Vacuolar aspartate and glutamate exporter; member of a family of seven genes (AVT1-7) related to vesicular GABA-glycine transporters; involved in compartmentalizing acidic amino acids in response to nitrogen starvation; AVT6 has a paralog, AVT5, that arose from the whole genome duplication amino acid export from vacuole|transmembrane transport L-aspartate transmembrane transporter activity|transporter activity|L-glutamate transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YGR221C TOS2 hom FT CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0454572957230934 0.00844434837985034 459 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 YDL171C GLT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0454342417335748 0.00847765897819105 460 NAD(+)-dependent glutamate synthase (GOGAT), synthesizes glutamate from glutamine and alpha-ketoglutarate; with Gln1p, forms the secondary pathway for glutamate biosynthesis from ammonia; expression regulated by nitrogen source glutamate biosynthetic process|ammonia assimilation cycle glutamate synthase (NADH) activity mitochondrion YJL046W AIM22 hom FT MITOCHONDRION 0.0454333391238575 0.00847896554057305 461 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 YER092W IES5 hom FT NUCLEUS 0.0453839082439375 0.00855079405518461 462 Protein that associates with the INO80 chromatin remodeling complex under low-salt conditions biological_process molecular_function nucleus YMR301C ATM1 het FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0453807289827444 0.00856530196009421 463 Mitochondrial inner membrane ATP-binding cassette (ABC) transporter, exports mitochondrially synthesized precursors of iron-sulfur (Fe/S) clusters to the cytosol cellular iron ion homeostasis ATPase activity, coupled to transmembrane movement of substances|ATPase activity mitochondrion|integral to membrane|mitochondrial inner membrane YDR488C PAC11 hom FT CYTOSKELETON 0.0453541198068935 0.00859434206495259 464 Dynein intermediate chain, acts in the cytoplasmic dynein pathway, forms cortical cytoplasmic microtubule capture site with Num1p; null mutant is defective in nuclear migration, essential in the absence of CIN8 nuclear migration along microtubule|microtubule-based process plus-end-directed microtubule motor activity|microtubule motor activity cytoplasmic dynein complex|cytoplasmic microtubule YNL005C MRP7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0451983356641875 0.00883543509086722 465 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YGR250C YGR250C hom 0.0451378528924586 0.0090291956783254 466 Putative RNA binding protein; localizes to stress granules induced by glucose deprivation; interacts with Rbg1p in a two-hybrid assay; protein abundance increases in response to DNA replication stress biological_process RNA binding cytoplasmic stress granule|cytoplasm YHR033W_p YHR033W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0451158037589874 0.00894993453945455 467 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm; YHR033W has a paralog, PRO1, that arose from the whole genome duplication biological_process molecular_function cytoplasm YER067C-A_d YER067C-A hom 0.0450805780958358 0.00900359444452862 468 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YER067W Unknown Unknown Unknown YGL099W LSG1 het FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|SITE OF POLARIZED GROWTH 0.0450397143272766 0.00906620261714259 469 Putative GTPase involved in 60S ribosomal subunit biogenesis; required for the release of Nmd3p from 60S subunits in the cytoplasm conjugation with cellular fusion|ribosomal large subunit assembly|ribosomal subunit export from nucleus|ascospore formation GTPase activity mating projection tip|cytoplasm YJR106W ECM27 hom FT CELL WALL ORG/BIOGENESIS 0.0449864119301983 0.00914845204987662 470 Putative protein of unknown function; may play a role in cell wall biosynthesis, mutants are hypersensitive to Papulacandin B; null mutants have increased plasmid loss; displays a two-hybrid interaction with Pdr5p fungal-type cell wall organization molecular_function integral to membrane YGR193C PDX1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0449730701634527 0.00917954836229888 471 Dihydrolipoamide dehydrogenase (E3)-binding protein (E3BP) of the mitochondrial pyruvate dehydrogenase (PDH) complex, plays a structural role in the complex by binding and positioning E3 to the dihydrolipoamide acetyltransferase (E2) core acetyl-CoA biosynthetic process from pyruvate structural molecule activity mitochondrion|mitochondrial pyruvate dehydrogenase complex YML015C TAF11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0449719772161734 0.00918124668380861 472 TFIID subunit (40 kDa), involved in RNA polymerase II transcription initiation, similar to histone H3 with atypical histone fold motif of Spt3-like transcription factors RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly transcription factor TFIID complex YMR112C MED11 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0448187365238201 0.00941154564117098 473 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential protein negative regulation of transcription from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter TFIIH-class transcription factor binding|TFIIH-class transcription factor recruiting transcription factor activity core mediator complex YJR146W_p YJR146W hom 0.0447958336512097 0.00944800054024669 474 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps HMS2 biological_process molecular_function cellular_component YPL148C PPT2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0447874648512721 0.00946135267614364 475 Phosphopantetheine:protein transferase (PPTase), activates mitochondrial acyl carrier protein (Acp1p) by phosphopantetheinylation protein-cofactor linkage holo-[acyl-carrier-protein] synthase activity mitochondrion YGR229C SMI1 hom FF|FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|NUCLEUS|SITE OF POLARIZED GROWTH 0.0447717450884501 0.00948647850729532 476 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 YCL046W_d YCL046W hom 0.0447162555859262 0.0096295397284201 477 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YCL045C Unknown Unknown Unknown YIL147C SLN1 het FT SIGNALING|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0446421710387449 0.00970671663615025 478 Histidine kinase osmosensor that regulates a MAP kinase cascade; transmembrane protein with an intracellular kinase domain that signals to Ypd1p and Ssk1p, thereby forming a phosphorelay system similar to bacterial two-component regulators negative regulation of protein kinase activity|protein autophosphorylation|peptidyl-histidine phosphorylation|osmosensory signaling pathway via two-component system osmosensor activity|protein histidine kinase activity|histidine phosphotransfer kinase activity plasma membrane|integral to plasma membrane YPL155C KIP2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0445442054078714 0.00985688904830338 479 Kinesin-related motor protein involved in mitotic spindle positioning, stabilizes microtubules by targeting Bik1p to the plus end; Kip2p levels are controlled during the cell cycle nuclear migration along microtubule|mitotic anaphase B|negative regulation of microtubule depolymerization microtubule motor activity mitochondrion|kinesin complex|cytoplasmic microtubule YGL261C_p PAU11 hom 0.0445347263330221 0.00988360128655118 480 Putative protein of unknown function and member of the seripauperin multigene family encoded mainly in subtelomeric regions; mRNA expression appears to be regulated by SUT1 and UPC2 biological_process molecular_function cellular_component YMR109W MYO5 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0442339800055823 0.0103826408890761 481 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 YHR067W HTD2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0441697414916509 0.0104945755460817 482 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 YLR304C ACO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0440734254264921 0.0106644157680963 483 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 YGR050C_p YGR050C hom 0.0440423502461624 0.0107197315265432 484 Protein of unknown function; mRNA identified as translated by ribosome profiling data biological_process molecular_function cellular_component YML013W UBX2 hom FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0439148585848491 0.0109493529597494 485 Bridging factor involved in ER-associated protein degradation (ERAD); bridges the cytosolic Cdc48p-Npl1p-Ufd1p ATPase complex and the membrane associated Ssm4p and Hrd1p ubiquitin ligase complexes; contains a UBX (ubiquitin regulatory X) domain and a ubiquitin-associated (UBA) domain; redistributes from the ER to lipid droplets during the diauxic shift and stationary phase; required for the maintenance of lipid homeostasis proteasomal ubiquitin-dependent protein catabolic process|ER-associated protein catabolic process|lipid particle organization protein binding, bridging mitochondrial outer membrane|Doa10p ubiquitin ligase complex|integral to endoplasmic reticulum membrane|lipid particle|endoplasmic reticulum YEL015W EDC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0438524148804202 0.0110753964355059 486 Non-essential conserved protein with a role in mRNA decapping; specifically affects the function of the decapping enzyme Dcp1p; localizes to cytoplasmic mRNA processing bodies; forms cytoplasmic foci upon DNA replication stress deadenylation-independent decapping of nuclear-transcribed mRNA|cytoplasmic mRNA processing body assembly molecular_function cytoplasmic mRNA processing body YLR024C UBR2 hom 0.0437809821018601 0.011195166515297 487 Cytoplasmic ubiquitin-protein ligase (E3); required for ubiquitylation of Rpn4p; mediates formation of a Mub1p-Ubr2p-Rad6p complex protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YJR054W KCH1 hom 0.0436403166024926 0.0114587116715845 488 Potassium transporter that mediates K+ influx; activates the high-affinity Ca2+ influx system (HACS) during the mating pheromone response; expression is up-regulated in response to alpha factor; localized to sites of polarized growth; similar to Prm6p; member of a fungal-specific gene family; potential Cdc28p substrate biological_process molecular_function integral to membrane|fungal-type vacuole YOL154W ZPS1 hom 0.043597315521718 0.0115403679274015 489 Putative GPI-anchored protein; transcription is induced under low-zinc conditions, as mediated by the Zap1p transcription factor, and at alkaline pH biological_process molecular_function fungal-type cell wall|fungal-type vacuole YDL097C RPN6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.0433360516988046 0.0120860638769114 490 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 YDR118W APC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0433114020152269 0.0120965455897024 491 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to the nucleus increases upon DNA replication stress anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YCR043C_p YCR043C hom FT GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0432713438196812 0.0121763367203802 492 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the Golgi apparatus; YCR043C is not an essential gene biological_process molecular_function Golgi apparatus|mating projection tip YFR037C RSC8 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.0432205486475637 0.0122781847693106 493 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 YLR170C APS1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0431040957412978 0.0125145335955759 494 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 YPL264C_p YPL264C hom 0.0430067801518852 0.0127151213079655 495 Putative membrane protein of unknown function; physically interacts with Hsp82p; YPL264C is not an essential gene biological_process molecular_function integral to membrane YMR103C_d YMR103C hom 0.0426892527874003 0.0133895330769747 496 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL034C RIX7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0426388104423919 0.0134995301247259 497 Putative ATPase of the AAA family, required for export of pre-ribosomal large subunits from the nucleus; distributed between the nucleolus, nucleoplasm, and nuclear periphery depending on growth conditions ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus ATPase activity nucleolus|nucleus|preribosome, large subunit precursor YIR028W DAL4 hom 0.0425439185403995 0.0137086207250543 498 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 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 0.0425280873169838 0.0137437811151359 499 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 YHR022C_p YHR022C hom FT SIGNALING 0.0424841839532027 0.0138417052314204 500 Putative protein of unknown function; YHR022C is not an essential gene biological_process molecular_function cellular_component YKL106C-A_p YKL106C-A hom 0.0424841408044606 0.0139555593089221 501 Putative protein of unknown function; identified by homology to uncharacterized proteins in other fungi biological_process molecular_function cellular_component YKL206C ADD66 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.0424702740576517 0.0138728587084849 502 Protein involved in 20S proteasome assembly; forms a heterodimer with Pba1p that binds to proteasome precursors; similar to human PAC2 constituent of the PAC1-PAC2 complex involved in proteasome assembly proteasome assembly molecular_function cytosol|cytoplasm YLR073C RFU1 hom 0.0424590936919362 0.0138979437993655 503 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 YEL034W HYP2 het FF|FT KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0423968925480629 0.0140812256696778 504 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 YCR020C PET18 hom 0.0421873382781003 0.0145201105012454 505 Protein of unknown function, has weak similarity to proteins involved in thiamin metabolism; expression is induced in the absence of thiamin thiamine metabolic process molecular_function cytosol YKR028W SAP190 hom FT CELL CYCLE|RNA PROCESSING|SIGNALING 0.0421020359257022 0.0147204032608547 506 Protein that forms a complex with the Sit4p protein phosphatase; required for Sit4p function; member of a family of similar proteins including Sap4p, Sap155p, and Sap185p; SAP190 has a paralog, SAP185, that arose from the whole genome duplication TOR signaling cascade|dephosphorylation|G1/S transition of mitotic cell cycle|tRNA wobble uridine modification molecular_function cytoplasm YNL319W_d YNL319W hom 0.0420023422163604 0.0149575688038229 507 Dubious open reading frame unlikely to encode a protein; partially overlaps the verified gene HXT14 Unknown Unknown Unknown YDR295C HDA2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0419864282944117 0.0149957369086018 508 Subunit of a possibly tetrameric trichostatin A-sensitive class II histone deacetylase complex containing an Hda1p homodimer and an Hda2p-Hda3p heterodimer; involved in telomere maintenance negative regulation of transcription from RNA polymerase II promoter|gene silencing by RNA|histone deacetylation|gene silencing involved in chronological cell aging histone deacetylase activity|chromatin binding|DNA binding nucleus|HDA1 complex YOR086C TCB1 hom FT ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0418282933919942 0.0153796937715963 509 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 YOL080C REX4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.04180435589446 0.0154385623731373 510 Putative RNA exonuclease possibly involved in pre-rRNA processing and ribosome assembly ribosomal large subunit assembly|rRNA processing 3'-5' exonuclease activity nucleolus|nucleus YHR074W QNS1 het FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0416795364958935 0.0157487490203074 511 Glutamine-dependent NAD(+) synthetase, essential for the formation of NAD(+) from nicotinic acid adenine dinucleotide NAD biosynthetic process NAD+ synthase (glutamine-hydrolyzing) activity|hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides nucleus|cytoplasm YFR024C-A LSB3 hom FT MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0416631089061425 0.0157899782958715 512 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 YDL094C_d YDL094C hom 0.0413728918840903 0.0165341602763213 513 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 YPR103W PRE2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0413314142310639 0.0166429949945489 514 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 YNL014W HEF3 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|RIBOSOME 0.0412494741575246 0.0168598499884588 515 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 YLR004C THI73 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0412105870460222 0.0170294733233565 516 Putative plasma membrane permease proposed to be involved in carboxylic acid uptake and repressed by thiamine; substrate of Dbf2p/Mob1p kinase; transcription is altered if mitochondrial dysfunction occurs transport transporter activity integral to membrane|endoplasmic reticulum YML101C CUE4 hom FT ENDOPLASMIC RETICULUM 0.0410503342123054 0.0173972386292443 517 Protein of unknown function; has a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination; CUE4 has a paralog, CUE1, that arose from the whole genome duplication biological_process molecular_function endoplasmic reticulum|cytoplasm YLL041C SDH2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.041020066930517 0.0175643656653622 518 Iron-sulfur protein 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|mitochondrial membrane YNR032C-A HUB1 hom FT RNA PROCESSING 0.0408071215856566 0.0180738785451268 519 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 YJL133W MRS3 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.040775609733056 0.0181632118447829 520 Iron transporter, mediates Fe2+ transport across inner mito membrane; mitochondrial carrier family member; active under low-iron conditions; may transport other cations; MRS3 has a paralog, MRS4, that arose from the whole genome duplication mitochondrial iron ion transport|RNA splicing iron ion transmembrane transporter activity mitochondrion|integral to membrane YIL021W RPB3 het FF|FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0407586767103867 0.0182806736426493 521 RNA polymerase II third largest subunit B44, part of central core; similar to prokaryotic alpha subunit termination of RNA polymerase II transcription|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity nucleoplasm|DNA-directed RNA polymerase II, core complex YDR519W FPR2 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.04074918456135 0.0182384225469221 522 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 YBR062C_p YBR062C hom 0.0407093922354418 0.0184218756732253 523 Protein of unknown function that interacts with Msb2p; may play a role in activation of the filamentous growth pathway. biological_process molecular_function cellular_component YHR038W RRF1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0406682533385373 0.0184704653001536 524 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 YLR006C SSK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.040416086363349 0.0192101078021569 525 Cytoplasmic response regulator; part of a two-component signal transducer that mediates osmosensing via a phosphorelay mechanism; required for mitophagy; dephosphorylated form is degraded by the ubiquitin-proteasome system; potential Cdc28p substrate activation of MAPKKK activity involved in osmosensory signaling pathway|positive regulation of protein autophosphorylation|osmosensory signaling pathway via two-component system protein kinase activator activity|two-component response regulator activity|protein homodimerization activity|mitogen-activated protein kinase kinase kinase binding cytoplasm YAL045C_d YAL045C hom 0.0403545342314077 0.0193945309145866 526 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps YAL044W-A Unknown Unknown Unknown YMR180C CTL1 hom FT RNA PROCESSING|NUCLEUS 0.0402708524810429 0.0196477382113055 527 RNA 5'-triphosphatase, localizes to both the nucleus and cytoplasm biological_process polynucleotide 5'-phosphatase activity nucleus|cytoplasm YPR183W DPM1 het FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0402071192017073 0.0198609098955498 528 Dolichol phosphate mannose (Dol-P-Man) synthase of the ER membrane, catalyzes the formation of Dol-P-Man from Dol-P and GDP-Man; required for glycosyl phosphatidylinositol membrane anchoring, O mannosylation, and protein glycosylation GPI anchor biosynthetic process|protein O-linked glycosylation|protein N-linked glycosylation dolichyl-phosphate beta-D-mannosyltransferase activity mitochondrial outer membrane|mitochondrion|endoplasmic reticulum|nuclear outer membrane-endoplasmic reticulum membrane network YNR039C ZRG17 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0401888711474799 0.0198985940716418 529 Endoplasmic reticulum zinc transporter; part of a heterodimeric transporter with Msc2p that transfers zinc from the cytosol to the ER lumen; member of the cation diffusion facilitator family of efflux pumps; zinc-regulated directly through Zap1p; transcription induced under conditions of zinc deficiency zinc ion transport zinc ion transmembrane transporter activity|metal ion transmembrane transporter activity integral to membrane|endoplasmic reticulum YER174C GRX4 hom FT ION HOMEOSTASIS|CYTOSKELETON ORGANIZATION|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0401691138945912 0.0199594658815786 530 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 YGL254W FZF1 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.040157661098506 0.0199948261182144 531 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 YOL035C_d YOL035C hom 0.0396055947574819 0.0217654146600786 532 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCL016C DCC1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|CHROMOSOME 0.0395546634995114 0.0219354334606992 533 Subunit of a complex with Ctf8p and Ctf18p that shares some components with Replication Factor C, required for sister chromatid cohesion and telomere length maintenance maintenance of DNA trinucleotide repeats|response to DNA damage stimulus|mitotic sister chromatid cohesion molecular_function Ctf18 RFC-like complex YGR044C RME1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0395446269798629 0.0219690732731819 534 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 YOR338W_p YOR338W hom FT TRANSCRIPTION FROM RNA POL II 0.039524230899176 0.0220375738936449 535 Putative protein of unknown function; YOR338W transcription is regulated by Azf1p and its transcript is a specific target of the G protein effector Scp160p; identified as being required for sporulation in a high-throughput mutant screen; YOR338W has a paralog, FUN19, that arose from the whole genome duplication ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YCR073C SSK22 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0392735358887212 0.0228948272371906 536 MAP kinase kinase kinase of the HOG1 mitogen-activated signaling pathway; functionally redundant with, and homologous to, Ssk2p; interacts with and is activated by Ssk1p; phosphorylates Pbs2p MAPK cascade involved in osmosensory signaling pathway|protein phosphorylation protein kinase activity|MAP kinase kinase kinase activity cellular_component YFR026C ULI1 hom FT SIGNALING 0.0392059257889292 0.0231309207467048 537 Putative protein of unknown function involved in and induced by the endoplasmic reticulum unfolded protein response endoplasmic reticulum unfolded protein response molecular_function cellular_component YOR192C THI72 hom 0.039176599142921 0.0233163415819658 538 Transporter of thiamine or related compound; shares sequence similarity with Thi7p thiamine transport transporter activity integral to membrane|membrane YLR227C ADY4 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0390898293256439 0.0235620102543399 539 Structural component of the meiotic outer plaque, which is a membrane-organizing center that assembles on the cytoplasmic face of the spindle pole body during meiosis II and triggers the formation of the prospore membrane sporulation resulting in formation of a cellular spore structural molecule activity spindle pole body YER018C SPC25 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0390783012972509 0.0235823475099832 540 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 YJR102C VPS25 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0390536977569169 0.0237327941334524 541 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 YLR033W RSC58 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0390492631048148 0.0237905098094623 542 Component of the RSC chromatin remodeling complex; RSC functions in transcriptional regulation and elongation, chromosome stability, and establishing sister chromatid cohesion; involved in telomere maintenance nucleosome disassembly|transcription elongation from RNA polymerase II promoter|G1/S transition of mitotic cell cycle|chromatin remodeling molecular_function RSC complex YGR025W_d YGR025W hom 0.0390126661902338 0.0238802882021842 543 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL029W_p YBL029W hom FT NUCLEUS 0.039005015805613 0.0238450075417007 544 Non-essential protein of unknown function biological_process molecular_function nucleus|cytoplasm YBR267W REI1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RIBOSOME BIOGENESIS|CELL DIVISION|RIBOSOME 0.0389897475811108 0.0239000480108611 545 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 YMR165C PAH1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0388845910630772 0.0242821271481149 546 Mg2+-dependent phosphatidate (PA) phosphatase; dephosphorylates PA to yield diacylglycerol; responsible for de novo lipid synthesis and formation of lipid droplets; phosphorylation by Pho80p-Pho85p decreases catalytic activity and alters Pah1p localization and abundance; phosphorylation by protein kinase A decreases catalytic efficiency; dephosphorylation by Nem1p-Spo7p anchors Pah1p to the membrane increasing substrate catalysis; homologous to mammalian lipins 1 and 2 plasmid maintenance|vacuole fusion, non-autophagic|lipid particle organization|aerobic respiration|phospholipid biosynthetic process phosphatidate phosphatase activity cytosol|nuclear membrane|vacuole|cytoplasm|extrinsic to membrane YAR003W SWD1 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0388034320607164 0.0245806206213656 547 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres; WD40 beta propeller superfamily member with similarity to mammalian Rbbp7 histone H3-K4 methylation|telomere maintenance|regulation of transcription, DNA-dependent|chromatin silencing at telomere histone methyltransferase activity (H3-K4 specific) Set1C/COMPASS complex YPL192C PRM3 hom FT MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.0388034233014426 0.0245806530076996 548 Pheromone-regulated protein required for nuclear envelope fusion during karyogamy; localizes to the outer face of the nuclear membrane; interacts with Kar5p at the spindle pole body karyogamy involved in conjugation with cellular fusion|nuclear membrane fusion involved in karyogamy molecular_function nuclear envelope|spindle pole body|extrinsic to nuclear outer membrane YOR126C IAH1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0387710327915041 0.0248081457505796 549 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 YML007W YAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0387652311893806 0.0248513275068515 550 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 YLR190W MMR1 hom FT CELL CYCLE|CELL DIVISION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0386850892559935 0.0250215648933967 551 Phosphorylated protein of the mitochondrial outer membrane, localizes only to mitochondria of the bud; interacts with Myo2p to mediate mitochondrial distribution to buds; mRNA is targeted to the bud via the transport system involving She2p mitochondrion inheritance molecular_function mitochondrial outer membrane|incipient cellular bud site|mitochondrion|cellular bud|cellular bud neck YBR146W MRPS9 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0386502623091033 0.0251526266156674 552 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YMR173W-A_d YMR173W-A hom 0.0385632676217156 0.0255704259320591 553 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 YLR355C ILV5 het FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0384020108757681 0.0261041762637644 554 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 YJR104C SOD1 hom FF|FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0383780063256558 0.0262201628747518 555 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 YGL255W ZRT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0382684444489571 0.0267420970703898 556 High-affinity zinc transporter of the plasma membrane, responsible for the majority of zinc uptake; transcription is induced under low-zinc conditions by the Zap1p transcription factor high-affinity zinc ion transport high affinity zinc uptake transmembrane transporter activity integral to membrane|integral to plasma membrane YOR304W ISW2 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0382505737001336 0.0266997813756729 557 ATP-dependent DNA translocase involved in chromatin remodeling; ATPase component that, with Itc1p, forms a complex required for repression of a-specific genes, INO1, and early meiotic genes during mitotic growth negative regulation of transcription from RNA polymerase II promoter by pheromones|nucleosome positioning|termination of RNA polymerase II transcription|negative regulation of antisense RNA transcription|chromatin silencing at rDNA|chromatin remodeling|chromatin silencing at telomere single-stranded DNA binding|DNA translocase activity chromatin accessibility complex|nucleus YJR094W-A RPL43B hom FT TRANSLATION|RIBOSOME 0.0382353392286423 0.0267603432443006 558 Ribosomal 60S subunit protein L43B; homologous to mammalian ribosomal protein L37A, no bacterial homolog; RPL43B has a paralog, RPL43A, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YPR010C RPA135 het FT NUCLEUS 0.0381723748710713 0.027011906010878 559 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 YLR345W_p YLR345W hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.038163336641592 0.027048183584984 560 Similar to 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase enzymes responsible for the metabolism of fructoso-2,6-bisphosphate; mRNA expression is repressed by the Rfx1p-Tup1p-Ssn6p repressor complex; YLR345W is not an essential gene regulation of glycolysis|fructose 2,6-bisphosphate metabolic process 6-phosphofructo-2-kinase activity cytoplasm YJR153W PGU1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0381024606056827 0.0272936241588608 561 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 YDL234C GYP7 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM 0.0380572707936857 0.0274770609046621 562 GTPase-activating protein for yeast Rab family members including: Ypt7p (most effective), Ypt1p, Ypt31p, and Ypt32p (in vitro); involved in vesicle mediated protein trafficking regulation of vacuole fusion, non-autophagic|vesicle-mediated transport Rab GTPase activator activity cytoplasm YKL189W HYM1 het FT CELL DIVISION|SITE OF POLARIZED GROWTH 0.0379514168971824 0.0279109145499941 563 Component of the RAM signaling network that is involved in regulation of Ace2p activity and cellular morphogenesis, interacts with Kic1p and Sog2p, localizes to sites of polarized growth during budding and during the mating response cytokinesis, completion of separation|regulation of cell shape|regulation of transcription, DNA-dependent|budding cell apical bud growth molecular_function incipient cellular bud site|intracellular|cellular bud|mating projection tip YGL131C SNT2 hom FT NUCLEUS|CHROMOSOME 0.0379411623197644 0.0279532559886847 564 DNA binding protein with similarity to the S. pombe Snt2 protein; RING finger ubiquitin ligase (E3) involved in ubiquitylation and degradation of excess histones; interacts with Ubc4p; null mutant sensitive to hydroxyurea (HU); computational analysis suggests that Snt2p is a transcription factor with a role in regulation of expression of genes encoding amine transporters; relocalizes from nucleus to cytoplasm upon DNA replication stress biological_process DNA binding nucleus|Snt2C complex|cytoplasm YJR069C HAM1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.037937955650604 0.0279665077706397 565 Nucleoside triphosphate pyrophosphohydrolase; active against a wide range of substrates including ITP, dITP and XTP; mediates exclusion of noncanonical purines and pyrimadines from deoxyribonucleoside triphosphate pools; mutant is sensitive to the base analog 6-N-hydroxylaminopurine; protein abundance increases in response to DNA replication stress purine deoxyribonucleoside triphosphate catabolic process|pyrimidine deoxyribonucleoside triphosphate catabolic process dITP diphosphatase activity|ITP diphosphatase activity|XTP diphosphatase activity|dCTP diphosphatase activity|UTP diphosphatase activity|dTTP diphosphatase activity|dATP pyrophosphohydrolase activity|dGTP diphosphatase activity|dUTP diphosphatase activity|GTP diphosphatase activity nucleus|cytoplasm YMR272W-B_p YMR272W-B hom 0.0379306214794475 0.0279968370900995 566 Identified by gene-trapping, microarray-based expression analysis, and genome-wide homology searching biological_process molecular_function cellular_component YBR197C YBR197C hom FT NUCLEUS 0.0378691219534827 0.0282522758126899 567 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YBR197C is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress; YBR197C has a paralog, YPL077C, that arose from the whole genome duplication biological_process molecular_function nucleus|cytoplasm YMR258C ROY1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0377722441704729 0.0286824967114846 568 GTPase inhibitor with similarity to F-box proteins; inhibits Ypt52p GTPase activity by preventing Ypt52p from binding GTP; involved in regulating intracellular trafficking; physically interacts with Skp1p endocytosis|protein targeting to vacuole|negative regulation of GTPase activity GTPase inhibitor activity nucleus|cytoplasm YDL064W UBC9 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME 0.0377330173243583 0.0288247331931588 569 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 YGL220W FRA2 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0376253964340135 0.0300665863945544 570 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 YKL083W_d YKL083W het 0.0376127463171413 0.0293388743719997 571 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified essential gene RRP14 Unknown Unknown Unknown YER125W RSP5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGAN 0.0375965056001156 0.0294089018735286 572 E3 ubiquitin ligase of the NEDD4 family; involved in regulating many cellular processes including MVB sorting, heat shock response, transcription, endocytosis, and ribosome stability; human homolog is involved in Liddle syndrome; mutant tolerates aneuploidy; ubiquitylates Sec23p cellular response to UV|late endosome to vacuole transport via multivesicular body sorting pathway|chromatin assembly or disassembly|response to drug|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|ubiquitin-dependent endocytosis|protein monoubiquitination|positive regulation of fatty acid biosynthetic process|positive regulation of receptor-mediated endocytosis|regulation of phosphate metabolic process|regulation of ubiquinone biosynthetic process|regulation of dolichol biosynthetic process|regulation of multivesicular body size|positive regulation of transcription from RNA polymerase II promoter|regulation of nitrogen utilization|proteasomal ubiquitin-dependent protein catabolic process|positive regulation of endocytosis|regulation of actin cytoskeleton organization|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway|regulation of protein localization|mitochondrion organization|regulation of mRNA export from nucleus|regulation of ergosterol biosynthetic process|ribophagy|Unknown|protein polyubiquitination ubiquitin binding|ubiquitin-protein ligase activity|phosphatidylinositol binding mitochondrion|ubiquitin ligase complex|Golgi apparatus|cytoplasm|cellular bud tip|endosome membrane|extrinsic to internal side of plasma membrane|plasma membrane|nucleus YJR098C_p YJR098C hom FT LIPID METABOLISM|MITOCHONDRION 0.0375734358875115 0.0295086220197534 573 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion|cytoplasm YLL058W_p YLL058W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0374801016181696 0.0299150374857968 574 Putative protein of unknown function with similarity to Str2p, which is a cystathionine gamma-synthase important in sulfur metabolism; YLL058W is not an essential gene sulfur compound metabolic process cystathionine gamma-synthase activity cellular_component YDL120W YFH1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0373942221293396 0.0302932313441263 575 Mitochondrial matrix iron chaperone; oxidizes and stores iron; interacts with Isu1p to promote Fe-S cluster assembly; mutation results in multiple Fe/S-dependent enzyme deficiencies; human frataxin homolog is mutated in Friedrich's ataxia cellular iron ion homeostasis|iron-sulfur cluster assembly|glutathione metabolic process ferrous iron binding|ferroxidase activity|iron chaperone activity mitochondrion|mitochondrial matrix YOR094W ARF3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH 0.0372925317086049 0.0307463559852286 576 Glucose-repressible ADP-ribosylation factor, GTPase of the Ras superfamily involved in development of polarity; also has mRNA binding activity intracellular protein transport|positive regulation of phosphatidylinositol biosynthetic process|endocytosis|actin filament bundle assembly|actin cortical patch localization|cellular bud site selection mRNA binding|GTPase activity cellular bud neck|cellular bud tip YJL119C_d YJL119C hom 0.0372872175112417 0.0307701947372851 577 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR061W CKA2 hom FF|FT RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0371683075301715 0.0313077720107002 578 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 YDR428C BNA7 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0371013556660676 0.0316902426478297 579 Formylkynurenine formamidase, involved in the de novo biosynthesis of NAD from tryptophan via kynurenine NAD biosynthetic process arylformamidase activity cellular_component YDL226C GCS1 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|MITOCHONDRION|GOLGI APPARATUS|CYTOSKELETON 0.0369961988826643 0.032100108984236 580 ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Glo3p retrograde vesicle-mediated transport, Golgi to ER|Golgi to plasma membrane protein transport|actin filament reorganization involved in cell cycle|ER to Golgi vesicle-mediated transport actin binding|ARF GTPase activator activity|GTPase activator activity endosome|trans-Golgi network|endoplasmic reticulum-Golgi intermediate compartment|cytoskeleton YCL001W-B_p YCL001W-B hom 0.0369658748666749 0.0322414771465136 581 Putative protein of unknown function; present in a region duplicated between chromosomes XIV and III; YCL001W-B has a paralog, DOM34, that arose from the whole genome duplication biological_process molecular_function cellular_component YBL019W APN2 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0369615783949546 0.0322615500231996 582 Class II abasic (AP) endonuclease involved in repair of DNA damage; homolog of human HAP1 and E. coli exoIII base-excision repair DNA-(apurinic or apyrimidinic site) lyase activity|double-stranded DNA specific 3'-5' exodeoxyribonuclease activity|phosphoric diester hydrolase activity nucleus YNR069C BSC5 hom 0.0366719561819311 0.0336660299909531 583 Protein of unknown function; shows homology with N-terminal end of Bul1p; ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough expression includes YNR068C and the locus for this readthrough is termed BUL3; Bul3p is involved in ubiquitin-mediated sorting of plasma membrane proteins; readthrough and shortened forms of Bul3p interact with Rsp5p differently in vitro biological_process molecular_function cellular_component YJR060W CBF1 hom FF|FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|CHROMOSOME SEGREGATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|KINETOCHORE 0.0366283830886073 0.0338511661564419 584 Dual function helix-loop-helix protein; binds the motif CACRTG present at several sites including MET gene promoters and centromere DNA element I (CDEI); affects nucleosome positioning at this motif; associates with other transcription factors such as Met4p and Isw1p to mediate transcriptional activation or repression; associates with kinetochore proteins and required for efficient chromosome segregation; protein abundance increases in response to DNA replication stress regulation of transcription from RNA polymerase II promoter in response to methionine|negative regulation of transcription from RNA polymerase II promoter|methionine biosynthetic process|chromosome segregation|Unknown|chromatin remodeling|negative regulation of ceramide biosynthetic process by negative regulation of transcription from RNA Polymerase II promoter RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription|RNA polymerase II transcription factor binding transcription factor activity|RNA polymerase II repressing transcription factor binding|centromeric DNA binding chromosome, centromeric region|mitochondrion|nucleus|kinetochore YMR088C VBA1 hom 0.0362724303934309 0.0366269784496249 585 Permease of basic amino acids in the vacuolar membrane basic amino acid transport basic amino acid transmembrane transporter activity fungal-type vacuole membrane|integral to membrane YJL137C GLG2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0362496850348039 0.035904376978211 586 Glycogenin glucosyltransferase; self-glucosylating initiator of glycogen synthesis, also glucosylates n-dodecyl-beta-D-maltoside; similar to mammalian glycogenin; GLG2 has a paralog, GLG1, that arose from the whole genome duplication glycogen biosynthetic process glycogenin glucosyltransferase activity cytoplasm YMR295C YMR295C hom FT SITE OF POLARIZED GROWTH 0.0362228680940591 0.0359033160785045 587 Protein of unknown function that associates with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery and bud; YMR295C is not an essential gene; protein abundance increases in response to DNA replication stress biological_process molecular_function ribosome|cellular bud|mating projection tip YBL007C SLA1 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0362005153699061 0.0363798731052584 588 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 YGL082W_p YGL082W hom FT NUCLEUS 0.0360914240105605 0.0365816564943323 589 Putative protein of unknown function; predicted prenylation/proteolysis target of Afc1p and Rce1p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YGL082W is not an essential gene biological_process molecular_function nucleus|plasma membrane|cytoplasm YJR073C OPI3 hom FF|FT LIPID METABOLISM|MITOCHONDRION 0.0360883741293184 0.0367096656293244 590 Phospholipid methyltransferase (methylene-fatty-acyl-phospholipid synthase), catalyzes the last two steps in phosphatidylcholine biosynthesis phosphatidylcholine biosynthetic process phosphatidyl-N-dimethylethanolamine N-methyltransferase activity|phosphatidyl-N-methylethanolamine N-methyltransferase activity mitochondrion|integral to membrane YAR008W SEN34 het FT RNA PROCESSING|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.0360861915938164 0.0365808988026888 591 Subunit of the tRNA splicing endonuclease, which is composed of Sen2p, Sen15p, Sen34p, and Sen54p; Sen34p contains the active site for tRNA 3' splice site cleavage and has similarity to Sen2p and to Archaeal tRNA splicing endonuclease tRNA-type intron splice site recognition and cleavage tRNA-intron endonuclease activity mitochondrial outer membrane|mitochondrion|tRNA-intron endonuclease complex YML124C TUB3 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CHROMOSOME SEGREGATION|NUCLEUS|CYTOSKELETON 0.0360331650683402 0.0368857852322915 592 Alpha-tubulin; associates with beta-tubulin (Tub2p) to form tubulin dimer, which polymerizes to form microtubules; expressed at lower level than Tub1p; TUB3 has a paralog, TUB1, that arose from the whole genome duplication 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|cytoplasmic microtubule|kinetochore microtubule|nuclear microtubule|spindle pole body|polar microtubule YOR311C DGK1 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.036000868726709 0.0370553070427725 593 Diacylglycerol kinase, localized to the endoplasmic reticulum (ER); overproduction induces enlargement of ER-like membrane structures and suppresses a temperature-sensitive sly1 mutation; contains a CTP transferase domain phosphatidic acid biosynthetic process diacylglycerol kinase activity integral to endoplasmic reticulum membrane|integral to membrane YMR139W RIM11 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.0359366405997643 0.0373660310291523 594 Protein kinase; required for signal transduction during entry into meiosis; promotes the formation of the Ime1p-Ume6p complex by phosphorylating Ime1p and Ume6p; shares similarity with mammalian glycogen synthase kinase 3-beta; protein abundance increases in response to DNA replication stress proteolysis|ascospore formation|protein phosphorylation|response to stress protein serine/threonine kinase activity|protein kinase activity cytoplasm YNL114C_d YNL114C het 0.0359156475551054 0.0374773823166391 595 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 YML105C SEC65 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS 0.0358748999400939 0.0378372489393913 596 Subunit of the signal recognition particle (SRP), involved in protein targeting to the ER; interacts with Srp54p; homolog of mammalian SRP19 SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER 7S RNA binding signal recognition particle, endoplasmic reticulum targeting YGR013W SNU71 het FT RNA PROCESSING|NUCLEUS 0.0358468001615459 0.0378445454411476 597 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 YGL110C CUE3 hom 0.0357878358287013 0.0381614292725299 598 Protein of unknown function; has a CUE domain that binds ubiquitin, which may facilitate intramolecular monoubiquitination biological_process ubiquitin binding cytoplasm YOR138C RUP1 hom FT NUCLEUS 0.0357498931578443 0.0383665294970287 599 Protein that regulates Rsp5p, which is a HECT ubiquitin ligase; has a WW domain consensus motif of PPPSY (residues 131-135) that mediates binding of Rsp5p to Ubp2p; contains an UBA domain; relative distribution to the nucleus increases upon DNA replication stress protein deubiquitination protein binding nucleus|cytoplasm YDL028C MPS1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0357356740357887 0.0384436322820515 600 Dual-specificity kinase; required for spindle pole body (SPB) duplication and spindle checkpoint function; substrates include SPB proteins Spc42p, Spc110p, and Spc98p, mitotic exit network protein Mob1p, kinetochore protein Cnn1p, and checkpoint protein Mad1p protein phosphorylation|sister chromatid biorientation|spindle assembly|spindle pole body duplication associated with nuclear envelope|mitotic cell cycle spindle assembly checkpoint protein serine/threonine/tyrosine kinase activity|protein kinase activity condensed nuclear chromosome kinetochore|spindle pole body YBL051C PIN4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE 0.0357004111395846 0.0386354125898719 601 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 YBR123C TFC1 het FT NUCLEUS 0.0356812246548015 0.0387401008863888 602 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 YHR200W RPN10 hom FT PROTEOLYSIS 0.03567081490529 0.0387970009346641 603 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 YOR203W_d YOR203W het 0.0356476301636356 0.038923984635882 604 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps 5' end of essential DED1 gene required for translation initiation Unknown Unknown Unknown YKR015C_p YKR015C hom 0.0356109045224953 0.0392429595020633 605 Putative protein of unknown function biological_process molecular_function cellular_component YGL258W VEL1 hom 0.0356067033044556 0.0391490039424333 606 Protein of unknown function; highly induced in zinc-depleted conditions and has increased expression in NAP1 deletion mutants; VEL1 has paralog YOR387C biological_process molecular_function cytosol YGR217W CCH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0355581479621756 0.0394173965046972 607 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 YNL290W RFC3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.035500437906154 0.0399753717045196 608 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 YDR515W SLF1 hom FT TRANSLATION|ION HOMEOSTASIS|ION HOMEOSTASIS 0.0354388726240238 0.0400833341362742 609 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 YOR336W KRE5 het FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOPLASMIC RETICULUM 0.0353844075557786 0.0403905814513379 610 Protein required for beta-1,6 glucan biosynthesis; mutations result in aberrant morphology and severe growth defects (1->6)-beta-D-glucan biosynthetic process UDP-glucose:glycoprotein glucosyltransferase activity endoplasmic reticulum YEL035C_p UTR5 het 0.035326335449017 0.0409610868330887 611 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 YPR104C FHL1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0352176420391843 0.0414651279630042 612 Regulator of ribosomal protein (RP) transcription; has forkhead associated domain that binds phosphorylated proteins; recruits coactivator Ifh1p or corepressor Crf1p to RP gene promoters; also has forkhead DNA-binding domain though in vitro DNA binding assays give inconsistent results; computational analyses suggest it binds DNA directly at highly active RP genes and indirectly through Rap1p motifs at others; suppresses RNA pol III and splicing factor prp4 mutants negative regulation of ribosomal protein gene transcription from RNA polymerase II promoter|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter RNA polymerase II transcription corepressor binding|RNA polymerase II transcription coactivator binding|sequence-specific DNA binding|DNA binding nuclear chromatin|nucleolus|nucleus|CURI complex YGL141W HUL5 hom FT PROTEOLYSIS|NUCLEUS 0.035164593149426 0.0416509562563003 613 Multiubiquitin chain assembly factor (E4); proteasome processivity factor that elongates polyUb chains on substrates, opposing Ubp6p, a branched polyubiquitin protease; required for retrograde transport of misfolded proteins during ERAD ER-associated protein catabolic process|protein polyubiquitination ubiquitin-ubiquitin ligase activity proteasome complex|nucleus|cytoplasm YHR058C MED6 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0351329432013529 0.0419574200458157 614 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 YLR369W SSQ1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0350514162986378 0.0423127679146198 615 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 YML031W NDC1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON|NUCLEAR PORE 0.0350257444108404 0.0424641175379957 616 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 YMR260C TIF11 het FT TRANSLATION|RIBOSOME 0.0350168006778623 0.0425169530535595 617 Translation initiation factor eIF1A, essential protein that forms a complex with Sui1p (eIF1) and the 40S ribosomal subunit and scans for the start codon; C-terminus associates with Fun12p (eIF5B); N terminus interacts with eIF2 and eIF3 translational initiation double-stranded RNA binding|translation initiation factor activity ribosome YPL029W SUV3 hom FF|FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION|CHROMOSOME 0.0350166335593628 0.0425179408424881 618 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 YCL038C ATG22 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.0350117248335051 0.0425469635507288 619 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 YNR045W PET494 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0350089203395738 0.0425635525607308 620 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 YBR026C ETR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0350017285474603 0.0426061180990166 621 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 YFR047C BNA6 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0349475213066638 0.0429281096703568 622 Quinolinate phosphoribosyl transferase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan nicotinate-nucleotide diphosphorylase (carboxylating) activity nucleus|cytoplasm YDR303C RSC3 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0348014742568971 0.0447275193838403 623 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 YGR102C GTF1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0347598009549862 0.0442171478664365 624 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 YIL085C KTR7 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|GOLGI APPARATUS 0.0347032066551324 0.0444049714701747 625 Putative mannosyltransferase involved in protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; KTR7 has a paralog, KTR5, that arose from the whole genome duplication fungal-type cell wall organization|protein N-linked glycosylation mannosyltransferase activity Golgi apparatus YHR020W YHR020W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.034612933203517 0.0451214923822155 626 Prolyl-tRNA synthetase; N-terminal domain shows weak homology to prokaryotic posttransfer editing domain, but does not possess posttransfer editing activity; may interact with ribosomes, based on co-purification experiments chromosome organization|tRNA aminoacylation for protein translation proline-tRNA ligase activity ribosome YEL019C MMS21 het FT RESPONSE TO DNA DAMAGE|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME 0.0346054324516638 0.045007900090574 627 SUMO ligase and component of the SMC5-SMC6 complex; this complex plays a key role in the removal of X-shaped DNA structures that arise between sister chromatids during DNA replication and repair; mutants are sensitive to methyl methanesulfonate and show increased spontaneous mutation and mitotic recombination DNA repair SUMO ligase activity nuclear envelope|Smc5-Smc6 complex|nucleus|cytoplasm YNL081C SWS2 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.034488436950213 0.0457384114565282 628 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 YOR230W WTM1 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|GENE SILENCING|NUCLEUS 0.0344197504687203 0.0462044292299553 629 Transcriptional modulator involved in regulation of meiosis, silencing, and expression of RNR genes; required for nuclear localization of the ribonucleotide reductase small subunit Rnr2p and Rnr4p; contains WD repeats negative regulation of chromatin silencing at silent mating-type cassette|maintenance of protein location in nucleus|negative regulation of transcription from RNA polymerase II promoter during meiosis|negative regulation of chromatin silencing at telomere|protein import into nucleus|positive regulation of transcription from RNA polymerase II promoter protein binding|transcription corepressor activity nucleus YGR242W_d YGR242W hom 0.0343924875398458 0.0463449412103484 630 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YAP1802/YGR241C Unknown Unknown Unknown YNR061C YNR061C hom 0.034372494929126 0.0464721699424207 631 Protein of unknown function; relocalizes from vacuole to cytoplasm upon DNA replication stress biological_process molecular_function integral to membrane|fungal-type vacuole YKL028W TFA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION|RNA POL II, HOLOENZYME 0.0343438545800749 0.0466549430012963 632 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 YJL138C TIF2 hom FT TRANSLATION|RIBOSOME 0.0343377456915849 0.0466940060167147 633 Translation initiation factor eIF4A; DEA(D/H)-box RNA helicase that couples ATPase activity to RNA binding and unwinding; forms a dumbbell structure of two compact domains connected by a linker; interacts with eIF4G; protein abundance increases in response to DNA replication stress; TIF2 has a paralog, TIF1, that arose from the whole genome duplication translational initiation|regulation of translational initiation ATP-dependent RNA helicase activity|translation initiation factor activity ribosome|eukaryotic translation initiation factor 4F complex|plasma membrane|cytoplasm YHL016C DUR3 hom FT PLASMA MEMBRANE 0.0342942645795968 0.046972839614525 634 Plasma membrane transporter for both urea and polyamines, expression is highly sensitive to nitrogen catabolite repression and induced by allophanate, the last intermediate of the allantoin degradative pathway urea transport|spermidine transport|putrescine transport|urea catabolic process urea transmembrane transporter activity|spermidine transmembrane transporter activity|putrescine transmembrane transporter activity integral to membrane|plasma membrane YLR078C BOS1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0342683428176484 0.0471397346654562 635 v-SNARE (vesicle specific SNAP receptor), localized to the endoplasmic reticulum membrane and necessary for vesicular transport from the ER to the Golgi ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus|vesicle fusion SNAP receptor activity SNARE complex|integral to membrane|ER to Golgi transport vesicle membrane|endoplasmic reticulum membrane YCL027W FUS1 hom FT PROTEIN LOCALIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0342662248005311 0.0472853146003841 636 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 YML090W_d YML090W hom 0.034163894202328 0.0478172782676137 637 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 YOL152W FRE7 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.0341392883845728 0.0479780780209906 638 Putative ferric reductase with similarity to Fre2p; expression induced by low copper levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YOR010C TIR2 hom 0.0341375783642468 0.0479892699138124 639 Putative cell wall mannoprotein of the Srp1p/Tip1p family of serine-alanine-rich proteins; transcription is induced by cold shock and anaerobiosis response to stress molecular_function fungal-type cell wall YDR082W STN1 het FT NUCLEUS|CHROMOSOME 0.0341306122799372 0.0481349428992974 640 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 YNL324W_d YNL324W hom 0.0339860263287707 0.048989906959449 641 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR192C HCR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0339675283931881 0.0491132315632226 642 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 YNL144C_p YNL144C hom FT MITOCHONDRION 0.0339047606265408 0.0495336431346346 643 Putative protein of unknown function; non-tagged protein is detected in highly purified mitochondria in high-throughput studies; contains a PH domain and binds phosphatidylinositols and phosphatidylethanolamine in a large-scale study biological_process molecular_function mitochondrion YDL189W RBS1 hom FT CARBOHYDRATE METABOLISM 0.0337727577186746 0.0504276349114363 644 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 YAR027W UIP3 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.0337041124929069 0.0508978521394862 645 Putative integral membrane protein of unknown function; interacts with Ulp1p at the nuclear periphery; member of DUP240 gene family biological_process molecular_function nuclear envelope YER142C MAG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0336662661285904 0.0511586643223998 646 3-methyl-adenine DNA glycosylase; involved in protecting DNA against alkylating agents; initiates base excision repair by removing damaged bases to create abasic sites that are subsequently repaired; protein abundance increases in response to DNA replication stress base-excision repair, AP site formation|DNA dealkylation involved in DNA repair alkylbase DNA N-glycosylase activity nucleus YFR014C CMK1 hom FT SIGNALING|PROTEIN PHOSPHORYLATION 0.0336423289815672 0.0514980862463628 647 Calmodulin-dependent protein kinase; may play a role in stress response, many Ca++/calmodulin dependent phosphorylation substrates demonstrated in vitro, amino acid sequence similar to mammalian Cam Kinase II; CMK1 has a paralog, CMK2, that arose from the whole genome duplication signal transduction|protein phosphorylation protein kinase activity|calmodulin-dependent protein kinase activity cytoplasm YGR291C_d YGR291C hom 0.0336109339563792 0.0515419894861652 648 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER164W CHD1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.033583313456705 0.0517342335210034 649 Chromatin remodeler that regulates various aspects of transcription; acts in in conjunction with Isw1b to regulate chromatin structure and maintain chromatin integrity during transcription elongation by RNAP II by preventing trans-histone exchange over coding regions; contains a chromo domain, a helicase domain and a DNA-binding domain; component of both the SAGA and SLIK complexes termination of RNA polymerase I transcription|ATP-dependent chromatin remodeling|nucleosome positioning|negative regulation of histone H3-K14 acetylation|termination of RNA polymerase II transcription|regulation of transcription by chromatin organization|regulation of transcriptional start site selection at RNA polymerase II promoter|nucleosome mobilization|Unknown|transcription elongation from RNA polymerase II promoter chromatin DNA binding|DNA-dependent ATPase activity|methylated histone residue binding|DNA binding|rDNA binding nuclear chromatin|SLIK (SAGA-like) complex|mitochondrion|SAGA complex|nucleolar chromatin YJR122W IBA57 hom FF|FT COFACTOR METABOLISM|MITOCHONDRION 0.0335700740266976 0.0521419218059618 650 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 YGR056W RSC1 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|RSC COMPLEX 0.033551541948555 0.0519561106912737 651 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 YNL253W TEX1 hom FT RNA LOCALIZATION|NUCLEUS 0.0335287573485303 0.0521157169958274 652 Protein involved in mRNA export, component of the transcription export (TREX) complex mRNA export from nucleus molecular_function transcription export complex YML012W ERV25 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0334983036702252 0.0523296851381784 653 Protein that forms a heterotrimeric complex with Erp1, Erp2p, and Emp24, member of the p24 family involved in endoplasmic reticulum to Golgi transport ER to Golgi vesicle-mediated transport molecular_function ER to Golgi transport vesicle YBL066C SEF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0334969529390264 0.0523391923824496 654 Putative transcription factor, has homolog in Kluyveromyces lactis biological_process molecular_function cellular_component YLR134W PDC5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0334511923459848 0.0526621364249402 655 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 YPL239W YAR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS 0.0334491359096043 0.0526766882181403 656 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 YDL090C RAM1 hom FF|FT PROTEIN PRENYLATION 0.033313502336825 0.0543985409825235 657 Beta subunit of the CAAX farnesyltransferase (FTase) that prenylates the a-factor mating pheromone and Ras proteins; required for the membrane localization of Ras proteins and a-factor; homolog of the mammalian FTase beta subunit protein farnesylation protein farnesyltransferase activity protein farnesyltransferase complex YGR093W_p YGR093W hom FT NUCLEUS 0.0332634254148104 0.0540047361967672 658 Putative protein of unconfirmed function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus biological_process molecular_function nucleus YNL010W_p YNL010W hom FT NUCLEUS 0.0329840428661904 0.0560551843177569 659 Putative protein of unknown function with similarity to phosphoserine phosphatases; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; homozygous diploid mutant shows an increase in glycogen accumulation biological_process molecular_function nucleus|cytoplasm YMR228W MTF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.032935323876406 0.0564192963550262 660 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 YEL008W_d YEL008W hom 0.0328998736078281 0.0568332166393937 661 Hypothetical protein predicted to be involved in metabolism Unknown Unknown Unknown YHR095W_d YHR095W hom 0.0328907505464433 0.0567541467105465 662 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL079C TPM1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RNA LOCALIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0328757812760271 0.0568669712001529 663 Major isoform of tropomyosin; binds to and stabilizes actin cables and filaments, which direct polarized cell growth and the distribution of several organelles; acetylated by the NatB complex and acetylated form binds actin most efficiently; TPM1 has a paralog, TPM2, that arose from the whole genome duplication vacuole inheritance|exocytosis|intracellular mRNA localization|filamentous growth|budding cell apical bud growth|mitochondrion inheritance|budding cell isotropic bud growth|actin polymerization or depolymerization|actin filament organization|pseudohyphal growth|vesicle-mediated transport|establishment of cell polarity|actin filament bundle assembly actin lateral binding cellular bud neck contractile ring|actin filament bundle YLL025W PAU17 hom 0.0327701107011022 0.0578180106581234 664 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions; YLL025W is not an essential gene biological_process molecular_function cellular_component YGL059W PKP2 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0326667637286766 0.05846193240384 665 Mitochondrial protein kinase; negatively regulates activity of the pyruvate dehydrogenase complex by phosphorylating the ser-133 residue of the Pda1p subunit; acts in concert with kinase Pkp1p and phosphatases Ptc5p and Ptc6p; relocalizes from mitochondrion to cytoplasm upon DNA replication stress peptidyl-serine phosphorylation|protein phosphorylation|carbon utilization|negative regulation of catalytic activity protein kinase activity|pyruvate dehydrogenase (acetyl-transferring) kinase activity mitochondrion YDL050C_d YDL050C hom 0.0326231441382384 0.0587994243831889 666 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR085W AAC3 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0326182020474663 0.0588377639319602 667 Mitochondrial inner membrane ADP/ATP translocator; exchanges cytosolic ADP for mitochondrially synthesized ATP; expressed under anaerobic conditions; similar to Aac1p; has roles in maintenance of viability and in respiration; AAC3 has a paralog, PET9, that arose from the whole genome duplication heme biosynthetic process|heme transport|anaerobic respiration|transmembrane transport ATP:ADP antiporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YLR113W HOG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0325637879848186 0.059261268491632 668 Mitogen-activated protein kinase involved in osmoregulation; controls global reallocation of RNA Pol II in response to osmotic shock; acts via three independent osmosensors; mitophagy-specific regulator; mediates the recruitment and activation of RNA Pol II at Hot1p-dependent promoters; localization regulated by Ptp2p and Ptp3p; protein abundance increases in response to DNA replication stress negative regulation of transcription from RNA polymerase II promoter by pheromones|protein phosphorylation|hyperosmotic response|response to arsenic-containing substance|osmosensory signaling pathway|positive regulation of transcription from RNA polymerase II promoter|cellular response to heat MAP kinase activity nucleus|cytoplasm YEL026W SNU13 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0325509778027656 0.0593992683932894 669 RNA binding protein, part of U3 snoRNP involved in rRNA processing, part of U4/U6-U5 tri-snRNP involved in mRNA splicing, similar to human 15.5K protein maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mRNA splicing, via spliceosome RNA binding box C/D snoRNP complex|small-subunit processome|nucleolus|U4/U6 x U5 tri-snRNP complex YDL045W-A MRP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0325008878850329 0.0599446293655146 670 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 YLL003W SFI1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0324279805697869 0.0603292985643819 671 Centrin (Cdc31p)-binding protein required for spindle pole body (SPB) duplication, localizes to the half-bridge of the SPB, required for progression through G(2)-M transition, has similarity to Xenopus laevis XCAP-C G2/M transition of mitotic cell cycle|spindle assembly|spindle pole body duplication associated with nuclear envelope molecular_function half bridge of spindle pole body YBL043W ECM13 hom FT CELL WALL ORG/BIOGENESIS 0.0323987575875438 0.0607148876186099 672 Non-essential protein of unknown function; induced by treatment with 8-methoxypsoralen and UVA irradiation; ECM13 has a paralog, YJR115W, that arose from the whole genome duplication fungal-type cell wall organization molecular_function cellular_component YMR190C SGS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0323907533162736 0.0606248343090247 673 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 YOR093C_p YOR093C hom FT NUCLEUS 0.0321967136774957 0.0622237243567077 674 Putative protein of unknown function; deletion causes sensitivity to unfolded protein response-inducing agents biological_process molecular_function integral to membrane YLR322W_d VPS65 hom 0.0321578843494251 0.063367253407547 675 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 YPL259C APM1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0321504665402671 0.0625613758152364 676 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 YFL019C_d YFL019C hom 0.0321017854447705 0.062959875804463 677 Dubious open reading frame unlikely to encode a protein; YFL019C is not an essential gene Unknown Unknown Unknown YCR022C_d YCR022C hom 0.0320417532135327 0.0634541810821003 678 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YCR022C is not an essential gene Unknown Unknown Unknown YKL104C GFA1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0320141862908612 0.0638009364245329 679 Glutamine-fructose-6-phosphate amidotransferase; catalyzes the formation of glucosamine-6-P and glutamate from fructose-6-P and glutamine in the first step of chitin biosynthesis; GFA1 has a paralogous region, comprising ORFs YMR084W-YMR085W, that arose from the whole genome duplication fungal-type cell wall chitin biosynthetic process glutamine-fructose-6-phosphate transaminase (isomerizing) activity cellular_component YDR330W UBX5 hom FT PROTEOLYSIS|NUCLEUS 0.0318136688585893 0.065522272121904 680 UBX (ubiquitin regulatory X) domain-containing protein that interacts with Cdc48p proteasomal ubiquitin-dependent protein catabolic process molecular_function nucleus|cytoplasm YDR015C_d YDR015C hom 0.0318117562929122 0.0653777252618006 681 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene HED1/YDR014W-A Unknown Unknown Unknown YJR082C EAF6 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0317959020585526 0.0655120715780592 682 Subunit of the NuA4 acetyltransferase complex that acetylates histone H4 and NuA3 acetyltransferase complex that acetylates histone H3 DNA repair|histone acetylation histone acetyltransferase activity nucleus|NuA4 histone acetyltransferase complex|NuA3 histone acetyltransferase complex YDL085C-A_p YDL085C-A hom FT NUCLEUS 0.0317830715130786 0.0656209621179587 683 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YPR178W PRP4 het FT RNA PROCESSING|NUCLEUS 0.0317792077158555 0.0657746096813031 684 Splicing factor, component of the U4/U6-U5 snRNP complex mRNA splicing, via spliceosome molecular_function U4/U6 x U5 tri-snRNP complex YJR041C URB2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0317099013958032 0.0664473576374621 685 Nucleolar protein required for normal metabolism of the rRNA primary transcript, proposed to be involved in ribosome biogenesis rRNA metabolic process|ribosome biogenesis molecular_function nucleolus YER039C HVG1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0316687168617538 0.0665980725977909 686 Protein of unknown function, has homology to Vrg4p biological_process molecular_function integral to membrane YLR088W GAA1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.031666062169401 0.066620897263239 687 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 YGL055W OLE1 het FF|FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0315627836993154 0.0675138813096231 688 Delta(9) fatty acid desaturase, required for monounsaturated fatty acid synthesis and for normal distribution of mitochondria unsaturated fatty acid biosynthetic process electron carrier activity|stearoyl-CoA 9-desaturase activity integral to endoplasmic reticulum membrane|integral to membrane YJR002W MPP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0315530814952308 0.0675982736281221 689 Component of the SSU processome and 90S preribosome, required for pre-18S rRNA processing, interacts with and controls the stability of Imp3p and Imp4p, essential for viability; similar to human Mpp10p endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|Mpp10 complex|nucleolus|nucleus|90S preribosome YGR120C COG2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0315366839033813 0.0677411013809904 690 Essential component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments peroxisome degradation|ER to Golgi vesicle-mediated transport|macroautophagy|intra-Golgi vesicle-mediated transport|retrograde transport, vesicle recycling within Golgi|CVT pathway molecular_function Golgi transport complex|extrinsic to membrane YNL007C SIS1 het FT CELL CYCLE|TRANSLATION|NUCLEUS|RIBOSOME 0.0312500463009323 0.0704876827103678 691 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 YNL230C ELA1 hom FT PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0311461388951602 0.0712168442608106 692 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 YLR014C PPR1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEOTIDE METABOLISM|NUCLEUS 0.0311305663473567 0.071358410164265 693 Zinc finger transcription factor containing a Zn(2)-Cys(6) binuclear cluster domain, positively regulates transcription of URA1, URA3, URA4, and URA10, which are involved in de novo pyrimidine biosynthesis, in response to pyrimidine starvation; activity may be modulated by interaction with Tup1p positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|sequence-specific DNA binding|zinc ion binding nucleus YBR241C_p YBR241C hom 0.0311103877136701 0.0715421915921436 694 Putative transporter, member of the sugar porter family; green fluorescent protein (GFP)-fusion protein localizes to the vacuolar membrane; YBR241C is not an essential gene transport|transmembrane transport substrate-specific transmembrane transporter activity fungal-type vacuole membrane|integral to membrane|membrane YBR234C ARC40 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0310442557974718 0.0721472219190449 695 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 YOL164W BDS1 hom 0.031028608407656 0.0725039246773572 696 Bacterially-derived sulfatase required for use of alkyl- and aryl-sulfates as sulfur sources dodecyl sulfate metabolic process arylsulfatase activity|alkyl sulfatase activity cellular_component YLL021W SPA2 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0310194499049453 0.0723752445333887 697 Component of the polarisome, which functions in actin cytoskeletal organization during polarized growth; acts as a scaffold for Mkk1p and Mpk1p cell wall integrity signaling components; potential Cdc28p substrate regulation of initiation of mating projection growth|regulation of termination of mating projection growth|pseudohyphal growth|invasive filamentous growth|mating projection assembly cytoskeletal regulatory protein binding incipient cellular bud site|cellular bud neck|mating projection tip|cellular bud tip YLR072W_p YLR072W hom FT ENDOMEMBRANE SYSTEM 0.0310150893735631 0.072457963503257 698 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; YLR072W is not an esssential gene biological_process molecular_function cytoplasm YML004C GLO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0309060819359791 0.073424872962111 699 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 YDR043C NRG1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.03083908792886 0.0740509717232028 700 Transcriptional repressor; recruits the Cyc8p-Tup1p complex to promoters; mediates glucose repression and negatively regulates a variety of processes including filamentous growth and alkaline pH response; NRG1 has a paralog, NRG2, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter by glucose|cellular hyperosmotic salinity response|biofilm formation|negative regulation of transcription from RNA polymerase II promoter|pseudohyphal growth|Unknown RNA polymerase II repressing transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nucleus YIL006W YIA6 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0308005531507255 0.0745428498268635 701 Mitochondrial NAD+ transporter, involved in the transport of NAD+ into the mitochondria (see also YEA6); member of the mitochondrial carrier subfamily; disputed role as a pyruvate transporter; has putative mouse and human orthologs transport|mitochondrial pyruvate transport|NAD transmembrane transport pyruvate secondary active transmembrane transporter activity|transporter activity|NAD transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YOR008C-A_p YOR008C-A hom 0.0307407920233353 0.0751078197465875 702 Putative protein of unknown function, includes a potential transmembrane domain; deletion results in slightly lengthened telomeres biological_process molecular_function cellular_component YNL306W MRPS18 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0307405648611019 0.0749796460951627 703 Mitochondrial ribosomal protein of the small subunit; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLR260W LCB5 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0306979608441065 0.0759523786527749 704 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 YMR156C TPP1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0306379594871189 0.0759568836923493 705 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 YAL060W BDH1 hom FT OXIDATION-REDUCTION PROCESS 0.0306332289490937 0.0760021877447614 706 NAD-dependent (R,R)-butanediol dehydrogenase, catalyzes oxidation of (R,R)-2,3-butanediol to (3R)-acetoin, oxidation of meso-butanediol to (3S)-acetoin, and reduction of acetoin; enhances use of 2,3-butanediol as an aerobic carbon source alcohol metabolic process|butanediol biosynthetic process (R,R)-butanediol dehydrogenase activity cytoplasm YEL062W NPR2 hom FT SIGNALING|RESPONSE TO NUTRIENT LEVELS 0.030616084959169 0.0762980329285858 707 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 YKL010C UFD4 hom FT PROTEOLYSIS|MITOCHONDRION 0.0305061540938645 0.0774483904602513 708 Ubiquitin-protein ligase (E3); interacts with Rpt4p and Rpt6p, two subunits of the 19S particle of the 26S proteasome; cytoplasmic E3 involved in the degradation of ubiquitin fusion proteins; relative distribution to the nucleus increases upon DNA replication stress protein monoubiquitination|protein polyubiquitination ubiquitin-protein ligase activity mitochondrion|cytoplasm YKR063C LAS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0304735906998762 0.0775882315682251 709 Protein required for pre-rRNA processing at both ends of ITS2; may coordinate the action of the Rat1p-Rai1p exoRNAse; required for the G1/S transition of the cell cycle; human ortholog is Las1L; mutants require the SSD1-v allele for viability maturation of LSU-rRNA|maturation of 5.8S rRNA molecular_function mitochondrion|nucleus|preribosome|cytoplasm YER087W AIM10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0303905874472607 0.0783556613635129 710 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 YCL055W KAR4 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.0302810486842507 0.079571936734162 711 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 YGR233C PHO81 hom FT LIPID METABOLISM|NUCLEUS 0.0302366178786573 0.0798795820582396 712 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 YDL044C MTF2 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0302347717022494 0.0798979997168403 713 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 YJR109C CPA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0301972243351672 0.0802733254699928 714 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 YJR127C RSF2 hom FT NUCLEUS 0.0301933310598439 0.0803123246759781 715 Zinc-finger protein; involved in transcriptional control of both nuclear and mitochondrial genes, many of which specify products required for glycerol-based growth, respiration, and other functions; RSF2 has a paralog, TDA9, that arose from the whole genome duplication; relocalizes from nucleus to cytoplasm upon DNA replication stress regulation of transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YPL117C IDI1 het FT LIPID METABOLISM|NUCLEUS 0.030110629676933 0.0811443908262147 716 Isopentenyl diphosphate:dimethylallyl diphosphate isomerase (IPP isomerase), catalyzes an essential activation step in the isoprenoid biosynthetic pathway; required for viability farnesyl diphosphate biosynthetic process isopentenyl-diphosphate delta-isomerase activity nucleus|cytoplasm YIL075C RPN2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0300895449054078 0.0814485005221106 717 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 YJL084C ALY2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0300387172839831 0.0820103789445648 718 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 YOL065C INP54 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0300106022974152 0.0821601067299044 719 Phosphatidylinositol 4,5-bisphosphate 5-phosphatase with a role in secretion, localizes to the endoplasmic reticulum via the C-terminal tail; lacks the Sac1 domain and proline-rich region found in the other 3 INP proteins phosphatidylinositol dephosphorylation phosphatidylinositol-4,5-bisphosphate 5-phosphatase activity endoplasmic reticulum YJL097W PHS1 het FT KETONE METABOLISM|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.029998278187797 0.0822859604102718 720 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 YNL089C_d YNL089C hom 0.0299786453628358 0.0824867732875058 721 Dubious open reading frame unlikely to encode a functional protein; almost completely overlaps YNL090W/RHO2 which encodes a small GTPase of the Rho/Rac subfamily of Ras-like proteins Unknown Unknown Unknown YNL187W SWT21 hom FT RNA PROCESSING|NUCLEUS 0.0299194705512002 0.0830944416844104 722 Protein involved in mRNA splicing; contains a consensus nuclear export signal (NES) sequence similar to the consensus sequence recognized by Crm1p; interacts genetically with Prp40p and Tgs1p; contains WD40 repeats mRNA splicing, via spliceosome molecular_function small nuclear ribonucleoprotein complex|nucleus YPR112C MRD1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0298961316298357 0.0833351046678489 723 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 YLR443W ECM7 hom FT ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0298576150153655 0.0837335087589692 724 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 YLR128W DCN1 hom 0.0298223265506545 0.0840998736724522 725 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 YPL240C HSP82 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION 0.0298173186127895 0.0843835118341324 726 Hsp90 chaperone; redundant in function with Hsc82p; required for pheromone signaling, negative regulation of Hsf1p; docks with Tom70p for mitochondrial preprotein delivery; promotes telomerase DNA binding, nucleotide addition; protein abundance increases in response to DNA replication stress; contains two acid-rich unstructured regions that promote solubility of chaperone-substrate complexes; HSP82 has a paralog, HSC82, that arose from the whole genome duplication proteasome assembly|positive regulation of telomere maintenance via telomerase|box C/D snoRNP assembly|response to stress|protein refolding|protein targeting to mitochondrion|response to osmotic stress|'de novo' protein folding unfolded protein binding|ATPase activity, coupled cytoplasm YML021C UNG1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.0298112115700837 0.0842155376343987 727 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 YPR160W GPH1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0297472470938761 0.0849766288859505 728 Non-essential glycogen phosphorylase required for the mobilization of glycogen, activity is regulated by cyclic AMP-mediated phosphorylation, expression is regulated by stress-response elements and by the HOG MAP kinase pathway glycogen catabolic process glycogen phosphorylase activity cytoplasm YLR274W MCM5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0296058717408705 0.0863755731639887 729 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 YJR023C_d YJR023C het 0.0295153652805269 0.0873417360237751 730 Putative protein of unknown function; open reading frame overlaps LSM8/YJR022W encoding an essential snRNP protein required for RNA processing and splicing Unknown Unknown Unknown YCR088W ABP1 hom FT PROTEIN LOCALIZATION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0294682810910198 0.0878477992288623 731 Actin-binding protein of the cortical actin cytoskeleton, important for activation of the Arp2/3 complex that plays a key role actin in cytoskeleton organization; phosphorylation within its PRR (Proline-Rich Region), mediated by Cdc28p and Pho85p, protects Abp1p from proteolysis mediated by its own PEST sequences protein localization|actin cortical patch assembly actin filament binding cell cortex|mating projection tip|cytoplasm|actin cortical patch YMR313C TGL3 hom FT LIPID METABOLISM|CELL DIVISION 0.0294232735730345 0.0883337494201633 732 Bifunctional enzyme with triacylglycerol lipase and lysophosphatidylethanolamine acyltransferase activity; responsible for all the triacylglycerol lipase activity of the lipid particle; required with Tgl4p for timely bud formation triglyceride catabolic process|cell budding|cellular lipid metabolic process triglyceride lipase activity|lysophosphatidylethanolamine acyltransferase activity lipid particle YBR298C MAL31 hom FT CARBOHYDRATE METABOLISM 0.0294009486183348 0.088956639616245 733 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 YCR095C_p OCA4 hom 0.029385506561036 0.0887431925980361 734 Cytoplasmic protein required for replication of Brome mosaic virus in S. cerevisiae, which is a model system for studying replication of positive-strand RNA viruses in their natural hosts biological_process molecular_function cytoplasm YGL064C MRH4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|MITOCHONDRION 0.0293748457335147 0.0888590459860989 735 Mitochondrial ATP-dependent RNA helicase of the DEAD-box family, plays an essential role in mitochondrial function RNA metabolic process RNA helicase activity mitochondrion YDL017W CDC7 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|PROTEIN PHOSPHORYLATION|GENE SILENCING|NUCLEUS 0.0293209310135631 0.0894468152706148 736 DDK (Dbf4-dependent kinase) catalytic subunit required for origin firing and replication fork progression in mitotic S phase through phosphorylation of Mcm2-7p complexes and Cdc45p; kinase activity correlates with cyclical DBF4 expression; required for pre-meiotic DNA replication, meiotic DSB formation, recruitment of the monopolin complex to kinetochores during meiosis I and as a gene-specific regulator of the meiosis-specific transcription factor Ndt80p negative regulation of exit from mitosis|regulation of chromatin silencing at telomere|protein phosphorylation|double-strand break repair via break-induced replication|DNA replication initiation protein serine/threonine kinase activity nucleus|Dbf4-dependent protein kinase complex YLR101C_d YLR101C het 0.0292513489571999 0.0902100086598338 737 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified, essential ORF ERG27/YLR100W Unknown Unknown Unknown YER105C NUP157 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0292150049118897 0.0906107167333686 738 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC assembly and tethering of DNA to the nuclear periphery; both Nup170p and NUP157p are similar to human Nup155p; NUP157 has a paralog, NUP170, that arose from the whole genome duplication nucleocytoplasmic transport|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|mitotic cell cycle spindle assembly checkpoint|nuclear pore complex assembly|transcription-dependent tethering of RNA polymerase II gene DNA at nuclear periphery structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YNR072W HXT17 hom FT PLASMA MEMBRANE 0.0292123527509878 0.0909291058763884 739 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 YOR294W RRS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0291934438299933 0.0910902429171502 740 Essential protein that binds ribosomal protein L11; required for nuclear export of the 60S pre-ribosomal subunit during ribosome biogenesis; localizes to the nucleolus and in foci along nuclear periphery; cooperates with Ebp2p and Mps3p to mediate telomere clustering by binding Sir4p, but is not involved in telomere tethering; mouse homolog shows altered expression in Huntington's disease model mice endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal large subunit biogenesis|ribosomal large subunit export from nucleus molecular_function nucleoplasm|nuclear periphery|nucleolus|preribosome, large subunit precursor YFL009W CDC4 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0291565394611878 0.0913066080574136 741 F-box protein required for G1/S and G2/M transition, associates with Skp1p and Cdc53p to form a complex, SCFCdc4, which acts as ubiquitin-protein ligase directing ubiquitination of the phosphorylated CDK inhibitor Sic1p meiosis|G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|ubiquitin binding nuclear SCF ubiquitin ligase complex|SCF ubiquitin ligase complex|nucleus|nuclear matrix YLR422W_p YLR422W hom 0.0291431847485303 0.0914067716302525 742 Protein of unknown function with similarity to human DOCK proteins (guanine nucleotide exchange factors); interacts with Ino4p; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm, YLR422W is not an essential protein biological_process molecular_function cytoplasm YEL066W HPA3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0290811839746219 0.0920984989703359 743 D-Amino acid N-acetyltransferase, catalyzes N-acetylation of D-amino acids through ordered bi-bi mechanism in which acetyl-CoA is first substrate bound and CoA is last product liberated; similar to Hpa2p, acetylates histones weakly in vitro D-amino acid metabolic process D-amino-acid N-acetyltransferase activity nucleus|cytoplasm YOL078W AVO1 het FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.0290422752773753 0.0925347359699126 744 Component of a membrane-bound complex containing the Tor2p kinase and other proteins, which may have a role in regulation of cell growth TOR signaling cascade|fungal-type cell wall organization|regulation of cell growth|negative regulation of Ras protein signal transduction|establishment or maintenance of actin cytoskeleton polarity phosphatidylinositol-4,5-bisphosphate binding|Ras GTPase binding TORC2 complex|plasma membrane|cytoplasm YBR135W CKS1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|NUCLEUS 0.0290309114825376 0.0926624571460395 745 Cyclin-dependent protein kinase regulatory subunit and adaptor; modulates proteolysis of M-phase targets through interactions with the proteasome; role in transcriptional regulation, recruiting proteasomal subunits to target gene promoters positive regulation of transcription, DNA-dependent|regulation of cell cycle|transcription, DNA-dependent|chromatin remodeling ubiquitin binding|protein kinase activator activity|histone binding cyclin-dependent protein kinase holoenzyme complex|nucleus|cytoplasm YIL097W FYV10 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0289685059196123 0.0935619840207927 746 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 YGR191W HIP1 het FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0289024709111864 0.0941158976539637 747 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 YOL070C NBA1 hom FT SITE OF POLARIZED GROWTH 0.0288848276529748 0.0943660856768801 748 Protein of unknown function, localizes to the bud neck and cytoplasm; interacts with Nap1p; may interact with ribosomes, based on co-purification experiments; potential Cdc28p substrate biological_process molecular_function ribosome|cellular bud neck|cytoplasm YBR221C PDB1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0288714706405453 0.0944694214682013 749 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 YCL010C SGF29 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.0288384341135088 0.0948473367153638 750 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 YOR157C PUP1 het FF|FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0287783290358655 0.0960336788697441 751 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 YLL031C GPI13 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0286893208285837 0.0965681804948401 752 ER membrane localized phosphoryltransferase that adds phosphoethanolamine onto the third mannose residue of the glycosylphosphatidylinositol (GPI) anchor precursor; similar to human PIG-O protein GPI anchor biosynthetic process mannose-ethanolamine phosphotransferase activity|transferase activity, transferring phosphorus-containing groups integral to membrane|endoplasmic reticulum YDR207C UME6 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME 0.0286595797375726 0.0970638739239507 753 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 YDR348C PAL1 hom FT SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0286088361687703 0.0975073367939065 754 Protein of unknown function thought to be involved in endocytosis; Pal1p physically interacts with Ede1p and is found at endocytic sites at the cell periphery during the early stages of endocytosis; green fluorescent protein (GFP)-fusion protein also localizes to the bud neck; potential Cdc28p substrate; similar to the S. pombe Pal1 protein; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cell cortex|cellular bud neck|mating projection tip YGL224C SDT1 hom 0.028606114439637 0.0975392231024224 755 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 YIL109C SEC24 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0285793213633689 0.0979536879807505 756 Component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, required for cargo selection during vesicle formation in ER to Golgi transport; homologous to Sfb2p and Sfb3p cargo loading into COPII-coated vesicle signal sequence binding COPII vesicle coat YDR072C IPT1 hom FT LIPID METABOLISM 0.0285487244036919 0.098213515468615 757 Inositolphosphotransferase, involved in synthesis of mannose-(inositol-P)2-ceramide (M(IP)2C), the most abundant sphingolipid; can mutate to resistance to the antifungals syringomycin E and DmAMP1 and to K. lactis zymocin mannosyl diphosphorylinositol ceramide metabolic process|sphingolipid biosynthetic process transferase activity, transferring phosphorus-containing groups integral to membrane YER136W GDI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT 0.0285182747305974 0.0985727858028982 758 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 YGR274C TAF1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0285138746555353 0.0986247881412315 759 TFIID subunit (145 kDa), involved in RNA polymerase II transcription initiation; possesses in vitro histone acetyltransferase activity but its role in vivo appears to be minor; involved in promoter binding and G1/S progression RNA polymerase II transcriptional preinitiation complex assembly|transcription from RNA polymerase II promoter TBP-class protein binding|chromatin binding|protein complex scaffold|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|histone acetyltransferase activity transcription factor TFIID complex YDL202W MRPL11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0284952259895122 0.0988454307022999 760 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR181C VTA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.0284502660692406 0.0993789956611747 761 Multivesicular body (MVB) protein involved in endosomal protein sorting; regulates Vps4p activity by promoting its oligomerization; has an N-terminal Vps60- and Did2- binding domain, a linker region, and a C-terminal Vps4p binding domain late endosome to vacuole transport via multivesicular body sorting pathway|positive regulation of protein oligomerization|late endosome to vacuole transport ATPase activator activity endosome|endosome membrane|multivesicular body YER044C-A MEI4 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0284094153440416 0.0998657838118128 762 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 YDR414C ERD1 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0283616625237923 0.100437226761733 763 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 YPL230W USV1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0283249019558711 0.100878901155725 764 Putative transcription factor containing a C2H2 zinc finger; mutation affects transcriptional regulation of genes involved in growth on non-fermentable carbon sources, response to salt stress and cell wall biosynthesis; USV1 has a paralog, RGM1, that arose from the whole genome duplication carbon catabolite activation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to salt stress sequence-specific DNA binding nucleus YGL226W MTC3 hom FT MITOCHONDRION 0.0282923170537176 0.101271697376937 765 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondrion; mtc3 is synthetically sick with cdc13-1 biological_process molecular_function mitochondrion YDR338C_p YDR338C hom 0.0282727397767422 0.101508277510914 766 Putative protein of unknown function, member of the multi-drug and toxin extrusion (MATE) family of the multidrug/oligosaccharidyl-lipid/polysaccharide (MOP) exporter superfamily transmembrane transport antiporter activity integral to membrane YLR171W_d YLR171W hom 0.028255618850722 0.102022156517826 767 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL053W_d YBL053W hom 0.0282253199532949 0.10208314217313 768 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL149W ATG5 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0282225213644669 0.102117149891512 769 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 YLR412W BER1 hom FT CYTOSKELETON 0.0281096342410129 0.103496454346806 770 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 YDL155W CLB3 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0281090807968353 0.103503252852527 771 B-type cyclin involved in cell cycle progression; activates Cdc28p to promote the G2/M transition; may be involved in DNA replication and spindle assembly; accumulates during S phase and G2, then targeted for ubiquitin-mediated degradation; relative distribution to the nucleus increases upon DNA replication stress G2/M transition of mitotic cell cycle|S phase of mitotic cell cycle|regulation of cyclin-dependent protein kinase activity|positive regulation of spindle pole body separation cyclin-dependent protein kinase regulator activity nucleus|cytoplasm YPL205C_d YPL205C hom 0.0280979220935051 0.103640402023025 772 Hypothetical protein; deletion of locus affects telomere length Unknown Unknown Unknown YGL063W PUS2 hom FT RNA PROCESSING|MITOCHONDRION 0.0280805870149041 0.103853749968695 773 Mitochondrial tRNA:pseudouridine synthase; acts at positions 27 and 28, but not at position 72; efficiently and rapidly targeted to mitochondria, specifically dedicated to mitochondrial tRNA modification tRNA pseudouridine synthesis pseudouridine synthase activity mitochondrion YBR287W_p YBR287W hom FT ENDOPLASMIC RETICULUM 0.0279865696206453 0.105016932590124 774 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 YFR052W RPN12 het FT PROTEOLYSIS 0.027941648933974 0.105576328316991 775 Subunit of the 19S regulatory particle of the 26S proteasome lid; synthetically lethal with RPT1, which is an ATPase component of the 19S regulatory particle; physically interacts with Nob1p and Rpn3p; protein abundance increases in response to DNA replication stress ubiquitin-dependent protein catabolic process molecular_function proteasome storage granule|proteasome regulatory particle, lid subcomplex YLR415C_p YLR415C hom FT MITOCHONDRION 0.0279153205843251 0.105905291055342 776 Putative protein of unknown function; YLR415C is not an essential gene biological_process molecular_function cellular_component YMR269W TMA23 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0277989450949596 0.107369103206341 777 Nucleolar protein implicated in ribosome biogenesis; deletion extends chronological lifespan ribosomal small subunit biogenesis molecular_function ribosome|nucleolus YFR039C_p YFR039C hom 0.0277491199787717 0.108000698127712 778 Putative protein of unknown function; may be involved in response to high salt and changes in carbon source; deletion mutant has decreased spore survival in Drosophila feces biological_process molecular_function cellular_component YLR430W SEN1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0277413091155918 0.108099976483164 779 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 YMR148W OSW5 hom 0.0276714031585352 0.109044513985493 780 Protein of unknown function that may play a role in spore wall assembly; predicted to contain an N-terminal transmembrane domain; osw5 null mutant spores exhibit increased spore wall permeability and sensitivity to beta-glucanase digestion biological_process molecular_function integral to membrane YPL151C PRP46 het FT CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0276532399694304 0.109277213121689 781 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs mRNA splicing, via spliceosome molecular_function Prp19 complex|spliceosomal complex YJR139C HOM6 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEUS 0.0276205853949086 0.110174340686556 782 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 YPR097W YPR097W hom FT MITOCHONDRION 0.0275606840940803 0.110415976117239 783 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 YLR152C_p YLR152C hom 0.0275545288097665 0.110814868935087 784 Putative protein of unknown function; YLR152C is not an essential gene biological_process molecular_function integral to membrane YNL112W DBP2 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0274479790023535 0.112148418694473 785 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 YFL014W HSP12 hom FT MEMBRANE ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|PLASMA MEMBRANE 0.0273240443637101 0.113509283582469 786 Plasma membrane protein involved in maintaining membrane organization in stress conditions; induced by heat shock, oxidative stress, osmostress, stationary phase, glucose depletion, oleate and alcohol; protein abundance increased in response to DNA replication stress and dietary restriction; regulated by the HOG and Ras-Pka pathways; required for dietary restriction-induced lifespan extension cellular response to oxidative stress|cell adhesion|plasma membrane organization|cellular response to osmotic stress|cellular response to heat lipid binding cytosol|endosome|nucleus|plasma membrane|cytoplasm YNL150W_d YNL150W het 0.0273074322402576 0.113728971494027 787 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; extensive overlap with PGA2/YNL149C, an uncharacterized gene with a proposed role in protein trafficking Unknown Unknown Unknown YPR032W SRO7 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|PLASMA MEMBRANE 0.0272852864461506 0.114022360066483 788 Effector of Rab GTPase Sec4p; forms a complex with Sec4p and t-SNARE Sec9p; involved in exocytosis and docking and fusion of post-Golgi vesicles with plasma membrane; homolog of Drosophila lgl tumor suppressor; SRO7 has a paralog, SRO77, that arose from the whole genome duplication establishment of cell polarity|exocytosis|Golgi to plasma membrane transport|small GTPase mediated signal transduction SNARE binding|Rab GTPase binding cytosol|plasma membrane YPL187W MF(ALPHA)1 hom FT SIGNALING 0.0272686386912512 0.114243302257346 789 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)2, although MF(ALPHA)1 produces most alpha-factor pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YAL054C ACS1 hom FT KETONE METABOLISM|CHROMATIN ORGANIZATION|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0272209470074233 0.114932246186773 790 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 YPL087W YDC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0272017499087455 0.115134420169554 791 Alkaline dihydroceramidase, involved in sphingolipid metabolism; preferentially hydrolyzes dihydroceramide to a free fatty acid and dihydrosphingosine; has a minor reverse activity; YDC1 has a paralog, YPC1, that arose from the whole genome duplication ceramide catabolic process|ceramide biosynthetic process dihydroceramidase activity integral to membrane|endoplasmic reticulum YCL076W_d YCL076W hom 0.0271885993238137 0.11531025838413 792 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR250W SPO23 hom FT CELL CYCLE 0.0271814582039291 0.115405831644025 793 Protein of unknown function; associates with meiosis-specific protein Spo1p meiosis molecular_function cellular_component YCR060W TAH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.0271328205199334 0.116058431740924 794 Component of the conserved R2TP complex (Rvb1-Rvb2-Tah1-Pih1); contains a single TPR domain with at least two TPR motifs; R2TP complex interacts with Hsp90 (Hsp82p and Hsc82p) to mediate assembly large protein complexes such as box C/D snoRNPs and RNA polymerase II protein folding|box C/D snoRNP assembly chaperone binding R2TP complex|nucleus|cytoplasm YER050C RSM18 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0271035520765734 0.116452538372572 795 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 YOR083W WHI5 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.027092837502172 0.116597075187236 796 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 YAR035W YAT1 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0270863651830076 0.116684453301051 797 Outer mitochondrial carnitine acetyltransferase, minor ethanol-inducible enzyme involved in transport of activated acyl groups from the cytoplasm into the mitochondrial matrix; phosphorylated carnitine metabolic process|alcohol metabolic process carnitine O-acetyltransferase activity mitochondrion YDL023C_d YDL023C hom 0.0270847284138071 0.11670655828383 798 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 YHR011W DIA4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0270788935533955 0.117058434195322 799 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 YGR220C MRPL9 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.027033778459145 0.117396295674307 800 Mitochondrial ribosomal protein of the large subunit cytoplasmic translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJL181W_p YJL181W hom 0.027019675025232 0.11780686367727 801 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 YKL023W_p YKL023W hom 0.0269958076044043 0.11791240469325 802 Putative protein of unknown function, predicted by computational methods to be involved in mRNA degradation; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YIL066C RNR3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0269599815484109 0.118400990931432 803 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 YGR047C TFC4 het FT NUCLEUS 0.0269344834446853 0.11874969293862 804 One of six subunits of the RNA polymerase III transcription initiation factor complex (TFIIIC); part of the TauA domain of TFIIIC that binds BoxA DNA promoter sites of tRNA and similar genes; has TPR motifs; human homolog is TFIIIC-102 transcription from a RNA polymerase III hybrid type promoter|transcription from RNA polymerase III type 2 promoter|5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|RNA polymerase III type 2 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|RNA polymerase III type 2 promoter sequence-specific DNA binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIB recruiting transcription factor activity|DNA binding, bending transcription factor TFIIIC complex YGR067C_p YGR067C hom FT NUCLEUS 0.0269286006352593 0.11921580921358 805 Putative protein of unknown function; contains a zinc finger motif similar to that of Adr1p biological_process sequence-specific DNA binding cellular_component YIL146C ATG32 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0268977942282256 0.119252851656583 806 Mitochondrial outer membrane protein required to initiate mitophagy; recruits the autophagy adaptor protein Atg11p and the ubiquitin-like protein Atg8p to the mitochondrial surface to initiate mitophagy, the selective vacuolar degradation of mitochondria in response to starvation; can promote pexophagy when placed ectopically in the peroxisomal membrane fungal-type cell wall organization|mitochondrion degradation molecular_function integral to mitochondrial outer membrane YBL071C_d YBL071C hom 0.0268434715786433 0.12000090144107 807 Dubious open reading frame, predicted protein contains a peroxisomal targeting signal Unknown Unknown Unknown YHR064C SSZ1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION 0.0268356580487477 0.120108799107747 808 Hsp70 protein that interacts with Zuo1p (a DnaJ homolog) to form a ribosome-associated complex that binds the ribosome via the Zuo1p subunit; also involved in pleiotropic drug resistance via sequential activation of PDR1 and PDR5; binds ATP cytoplasmic translation|regulation of translational fidelity|rRNA processing unfolded protein binding polysome|cytoplasm YLR204W QRI5 hom FF|FT RNA PROCESSING|MITOCHONDRION 0.0268239270711705 0.120270935689053 809 Mitochondrial inner membrane protein, required for accumulation of spliced COX1 mRNA; may have an additional role in translation of COX1 mRNA mRNA processing molecular_function mitochondrion|integral to mitochondrial inner membrane YGL086W MAD1 hom FT CELL CYCLE|CELL DIVISION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|NUCLEAR PORE|KINETOCHORE 0.0267742676990639 0.120959187378694 810 Coiled-coil protein involved in the spindle-assembly checkpoint; required for inhibition of karyopherin/importin Pse1p (aka Kap121p) upon spindle assembly checkpoint arrest; phosphorylated by Mps1p upon checkpoint activation which leads to inhibition of the activity of the anaphase promoting complex; forms a complex with Mad2p nucleocytoplasmic transport|mitotic cell cycle spindle assembly checkpoint|mitotic cell cycle G2/M transition decatenation checkpoint molecular_function nucleus|nuclear pore|kinetochore YIL010W DOT5 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|CHROMOSOME 0.0267600433619233 0.121156895360312 811 Nuclear thiol peroxidase which functions as an alkyl-hydroperoxide reductase during post-diauxic growth cellular response to oxidative stress|cell redox homeostasis thioredoxin peroxidase activity nucleus YPL014W_p YPL014W hom FT NUCLEUS 0.0267551212175472 0.121225368419892 812 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 YBR073W RDH54 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.0267094120058543 0.121862685620231 813 DNA-dependent ATPase; stimulates strand exchange by modifying the topology of double-stranded DNA; involved in recombinational repair of DNA double-strand breaks during mitosis and meiosis; proposed to be involved in crossover interference; interacts with Dmc1p; stimulates Dmc1p and Rad51p DNA geometric change|heteroduplex formation|meiotic sister chromatid segregation|reciprocal meiotic recombination|double-strand break repair via break-induced replication DNA-dependent ATPase activity|DNA translocase activity nucleus YJL090C DPB11 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|CHROMOSOME 0.0265636678545783 0.123912270404689 814 DNA replication initiation protein; loads DNA pol epsilon onto pre-replication complexes at origins; checkpoint sensor recruited to stalled replication forks by the checkpoint clamp complex where it activates Mec1p; ortholog of human TopBP1; forms nuclear foci upon DNA replication stress lagging strand elongation|recombinational repair|nucleotide-excision repair|DNA replication initiation|mismatch repair|positive regulation of protein phosphorylation|mating type switching|DNA replication checkpoint|double-strand break repair via break-induced replication|mitotic cell cycle G2/M transition DNA damage checkpoint|leading strand elongation protein kinase activator activity|protein binding DNA replication preinitiation complex|replication fork|epsilon DNA polymerase complex YCR051W_p YCR051W hom FT NUCLEUS 0.0265254719285343 0.124453838109114 815 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 YMR033W ARP9 het FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0264644104652606 0.125379780438049 816 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 YER120W SCS2 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0264611607464471 0.125369852857034 817 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 YPL176C TRE1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0264578907043844 0.125416569570806 818 Transferrin receptor-like protein; plasma membrane protein that binds Bsd2p and regulates ubiquitylation and vacuolar degradation of the metal transporter Smf1p; functionally redundant with Tre2p; TRE1 has a paralog, TRE2, that arose from the whole genome duplication protein targeting to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway molecular_function fungal-type vacuole YOR055W_d YOR055W hom 0.0264552322365748 0.125454559160624 819 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBR124W_d YBR124W het 0.0264184363428766 0.125981294783091 820 Putative protein of unknown function Unknown Unknown Unknown YKL089W MIF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0264100876625809 0.126101046018739 821 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 YDL051W LHP1 hom FT RNA PROCESSING|NUCLEUS 0.0263692236587354 0.126688467221431 822 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 YBL039W-B_p YBL039W-B hom 0.0263531721461895 0.126919789775678 823 Putative protein of unknown function biological_process molecular_function cellular_component YPR060C ARO7 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0263061659834645 0.127599098234651 824 Chorismate mutase, catalyzes the conversion of chorismate to prephenate to initiate the tyrosine/phenylalanine-specific branch of aromatic amino acid biosynthesis aromatic amino acid family biosynthetic process chorismate mutase activity nucleus|cytoplasm YDR139C RUB1 hom 0.0263054135395081 0.127609995103044 825 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 YKL034W TUL1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0262402748432658 0.128556076870954 826 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 YHR076W PTC7 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.02620925263519 0.129008558096922 827 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 YMR322C_p SNO4 hom FT PROTEOLYSIS 0.0261976606562706 0.129177952493868 828 Possible chaperone and cysteine protease, similar to bacterial Hsp31 and yeast Hsp31p, Hsp32p, and Hsp33p; DJ-1/ThiJ/PfpI superfamily member; predicted involvement in pyridoxine metabolism; induced by mild heat stress and copper deprivation biological_process cysteine-type peptidase activity cellular_component YBR204C LDH1 hom FT LIPID METABOLISM 0.0261975980776716 0.129178867427724 829 Serine hydrolase; exhibits active esterase plus weak triacylglycerol lipase activities; proposed role in lipid homeostasis, regulating phospholipid and non-polar lipid levels and required for mobilization of LD-stored lipids; localizes to the lipid droplet (LD) surface; contains a classical serine containing catalytic triad (GxSxG motif) lipid homeostasis hydrolase activity, acting on ester bonds|serine hydrolase activity|triglyceride lipase activity lipid particle YCR071C IMG2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0261879927002045 0.129662564537323 830 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YBR297W MAL33 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0261608629516507 0.129716824251233 831 MAL-activator protein, part of complex locus MAL3; nonfunctional in genomic reference strain S288C cellular carbohydrate metabolic process|regulation of transcription, DNA-dependent sequence-specific DNA binding transcription factor activity nucleus YGR023W MTL1 hom FT CELL WALL ORG/BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|PLASMA MEMBRANE 0.0261263510557324 0.130683030570688 832 Putative plasma membrane sensor, involved in cell integrity signaling and stress response during glucose starvation and oxidative stress; has structural and functional similarity to Mid2p cellular response to glucose starvation|fungal-type cell wall organization|cellular response to oxidative stress molecular_function integral to plasma membrane YJL035C TAD2 het FT RNA PROCESSING|NUCLEUS 0.0261242476876264 0.130254754225714 833 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 YGR171C MSM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.0260909234449932 0.130745837012507 834 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 YMR316W DIA1 hom 0.0260813841936185 0.130886676163534 835 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 YNL229C URE2 hom FF|FT PROTEIN LOCALIZATION 0.026074533779147 0.130987889399992 836 Nitrogen catabolite repression transcriptional regulator that acts by inhibition of GLN3 transcription in good nitrogen source; has glutathione peroxidase activity and can mutate to acquire GST activity; altered form creates [URE3] prion regulation of nitrogen utilization|response to aluminum ion|protein urmylation|cytoplasmic sequestering of transcription factor glutathione peroxidase activity|phosphoprotein binding|transcription corepressor activity cytosol YGR256W GND2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0260645641308057 0.131135296955563 837 6-phosphogluconate dehydrogenase (decarboxylating); catalyzes an NADPH regenerating reaction in the pentose phosphate pathway; required for growth on D-glucono-delta-lactone; GND2 has a paralog, GND1, that arose from the whole genome duplication pentose-phosphate shunt, oxidative branch phosphogluconate dehydrogenase (decarboxylating) activity cytosol|plasma membrane YML120C NDI1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0260495261832469 0.131357885710022 838 NADH:ubiquinone oxidoreductase; transfers electrons from NADH to ubiquinone in the respiratory chain but does not pump protons, in contrast to the higher eukaryotic multisubunit respiratory complex I; phosphorylated; involved in Mn and H2O2 induced apoptosis; upon apoptotic stress, Ndip is activated in the mitochondria by N-terminal cleavage, and the truncated protein translocates to the cytoplasm to induce apoptosis; homolog of human AMID mitochondrial electron transport, NADH to ubiquinone|NADH oxidation|chronological cell aging|positive regulation of apoptotic process NADH dehydrogenase (ubiquinone) activity mitochondrion|mitochondrial matrix YLR438C-A LSM3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0258992804334596 0.133597898690258 839 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 YNL228W_d YNL228W hom 0.0258929350735561 0.133693147803711 840 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; almost completely overlaps ORF YNL227C/JJJ1 Unknown Unknown Unknown YML070W DAK1 hom FT CARBOHYDRATE METABOLISM 0.0258662677010364 0.134094021391343 841 Dihydroxyacetone kinase, required for detoxification of dihydroxyacetone (DHA); involved in stress adaptation response to stress|glycerol catabolic process glycerone kinase activity cytoplasm YLR205C HMX1 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0257952968070265 0.135340193395587 842 ER localized heme oxygenase, involved in heme degradation during iron starvation and in the oxidative stress response; expression is regulated by AFT1 and oxidative stress; relocates to the perinuclear region in the presence of oxidants response to oxidative stress|cellular iron ion homeostasis|heme catabolic process heme oxygenase (decyclizing) activity endoplasmic reticulum|membrane|nuclear outer membrane YDR077W SED1 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0257476192054289 0.135888861541931 843 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 YIL126W STH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|RSC COMPLEX 0.0257470829886013 0.135955382375113 844 ATPase component of the RSC chromatin remodeling complex; required for expression of early meiotic genes; essential helicase-related protein homologous to Snf2p double-strand break repair|ATP-dependent chromatin remodeling|nucleosome positioning|chromosome segregation|chromatin remodeling at centromere|nucleosome disassembly|regulation of transcription, DNA-dependent|G2/M transition of mitotic cell cycle|meiosis|cytoskeleton organization|transcription elongation from RNA polymerase II promoter histone acetyl-lysine binding|DNA translocase activity|helicase activity|DNA-dependent ATPase activity RSC complex|nucleus YCR037C PHO87 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0256771999013431 0.136962855742649 845 Low-affinity inorganic phosphate (Pi) transporter; involved in activation of PHO pathway; expression is independent of Pi concentration and Pho4p activity; contains 12 membrane-spanning segments; PHO87 has a paralog, PHO90, that arose from the whole genome duplication phosphate ion transport|transmembrane transport inorganic phosphate transmembrane transporter activity integral to membrane|membrane YLR213C CRR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0256699147555778 0.137074337095097 846 Putative glycoside hydrolase of the spore wall envelope; required for normal spore wall assembly, possibly for cross-linking between the glucan and chitosan layers; expressed during sporulation ascospore wall assembly hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds ascospore wall YPR147C_p YPR147C hom 0.0256083766318946 0.138018821095441 847 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 YGR046W TAM41 het FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0255497742362716 0.138922900595335 848 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 YOR001W RRP6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0254856281833445 0.140213440259894 849 Nuclear exosome exonuclease component; has 3'-5' exonuclease activity; involved in RNA processing, maturation, surveillance, degradation, tethering, and export; has similarity to E. coli RNase D and to human PM-Sc1 100 (EXOSC10); mutant displays reduced transcription elongation in the G-less-based run-on (GLRO) assay nuclear polyadenylation-dependent rRNA catabolic process|nuclear polyadenylation-dependent snRNA catabolic process|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|histone mRNA catabolic process|nuclear polyadenylation-dependent antisense transcript catabolic process|U1 snRNA 3'-end processing|polyadenylation-dependent snoRNA 3'-end processing|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear polyadenylation-dependent snoRNA catabolic process|nuclear retention of pre-mRNA at the site of transcription|nuclear polyadenylation-dependent mRNA catabolic process|U4 snRNA 3'-end processing|nuclear retention of pre-mRNA with aberrant 3'-ends at the site of transcription 3'-5'-exoribonuclease activity nucleolus|nucleus|nuclear exosome (RNase complex) YGL092W NUP145 het FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0252860386584604 0.143048158052291 850 Essential protein with distinct roles in two nuclear pore subcomplexes; catalyzes its own proteolytic cleavage in vivo to generate a C-terminal fragment that is a structural component of the Nup84p subcomplex (with roles in NPC biogenesis and localization of genes to the nuclear periphery), and an N-terminal fragment that is one of several FG-nucleoporins within the NPC central core directly responsible for nucleocytoplasmic transport; homologous to human NUP98 double-strand break repair|poly(A)+ mRNA export from nucleus|maintenance of chromatin silencing at telomere|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|tRNA export from nucleus|protein targeting to nuclear inner membrane|telomere tethering at nuclear periphery|nuclear pore distribution|positive regulation of transcription, DNA-dependent|NLS-bearing substrate import into nucleus|protein import into nucleus nucleocytoplasmic transporter activity|RNA binding|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore|nuclear pore outer ring YIL019W FAF1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0251995539977773 0.144481045201704 851 Protein required for pre-rRNA processing and 40S ribosomal subunit assembly maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nucleolus|nucleus|cytoplasm YML009C MRPL39 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.025162649442057 0.145010140962455 852 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNL327W EGT2 hom FT CELL CYCLE|CELL DIVISION 0.0251614299530873 0.145029634080571 853 Glycosylphosphatidylinositol (GPI)-anchored cell wall endoglucanase required for proper cell separation after cytokinesis, expression is activated by Swi5p and tightly regulated in a cell cycle-dependent manner cytokinesis cellulase activity fungal-type cell wall|cellular bud|cell septum YFL004W VTC2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0250785920496512 0.146720007899765 854 Subunit of the vacuolar transporter chaperone (VTC) complex involved in membrane trafficking, vacuolar polyphosphate accumulation, microautophagy and non-autophagic vacuolar fusion polyphosphate metabolic process|vacuolar transport|microautophagy|protein localization|vacuole fusion, non-autophagic molecular_function fungal-type vacuole membrane|integral to membrane|endoplasmic reticulum|vacuolar transporter chaperone complex YGR068C ART5 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0250754498562215 0.146409060513833 855 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 YMR133W REC114 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0250241713509532 0.147236513477828 856 Protein involved in early stages of meiotic recombination; possibly involved in the coordination of recombination and meiotic division; mutations lead to premature initiation of the first meiotic division meiotic DNA double-strand break formation|reciprocal meiotic recombination molecular_function condensed nuclear chromosome YML125C PGA3 het FT PROTEIN LOCALIZATION|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0250145195737309 0.147392657748094 857 Putative cytochrome b5 reductase, localized to the plasma membrane; may be involved in regulation of lifespan; required for maturation of Gas1p and Pho8p, proposed to be involved in protein trafficking; PGA3 has a paralog, AIM33, that arose from the whole genome duplication protein transport|chronological cell aging|replicative cell aging molecular_function endoplasmic reticulum|plasma membrane YIL108W YIL108W hom FT PROTEOLYSIS 0.0249454543248224 0.148513674080327 858 Putative metalloendopeptidase; forms cytoplasmic foci upon DNA replication stress biological_process molecular_function cytoplasm YHR073W OSH3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM 0.0249421792956204 0.148566993130597 859 Member of an oxysterol-binding protein family with seven members in S. cerevisiae; family members have overlapping, redundant functions in sterol metabolism and collectively perform a function essential for viability karyogamy involved in conjugation with cellular fusion|endocytosis|exocytosis|positive regulation of phosphatase activity|maintenance of cell polarity|pseudohyphal growth|sterol transport|invasive growth in response to glucose limitation lipid binding|oxysterol binding|1-phosphatidylinositol binding|sterol transporter activity cortical endoplasmic reticulum|cytoplasm YGR172C YIP1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0247716692592485 0.151607355927004 860 Integral membrane protein required for the biogenesis of ER-derived COPII transport vesicles; interacts with Yif1p and Yos1p; localizes to the Golgi, the ER, and COPII vesicles; homolog of human YIPF4 vesicle-mediated transport|ER to Golgi vesicle-mediated transport|vesicle fusion with Golgi apparatus molecular_function integral to membrane|ER to Golgi transport vesicle|integral to Golgi membrane|endoplasmic reticulum membrane YBR142W MAK5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0246907336876814 0.152704427672321 861 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 YBR263W SHM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0246643365436255 0.153143815247443 862 Mitochondrial serine hydroxymethyltransferase, converts serine to glycine plus 5,10 methylenetetrahydrofolate; involved in generating precursors for purine, pyrimidine, amino acid, and lipid biosynthesis; reverse reaction generates serine serine family amino acid biosynthetic process|one-carbon metabolic process glycine hydroxymethyltransferase activity mitochondrion YJR008W MHO1 hom FT NUCLEUS 0.024640160472852 0.153854032699884 863 Protein of unknown function; inhibits haploid invasive growth when overexpressed; synthetically lethal with phospholipase C (PLC1); expression induced by mild heat-stress on a non-fermentable carbon source, upon entry into stationary phase and upon nitrogen deprivation; repressed by inosine and choline in an Opi1p-dependent manner; highly conserved from bacteria to human; Memo, the human homolog, is an ErbB2 interacting protein with an essential function in cell motility biological_process molecular_function nucleus|cytoplasm YML049C RSE1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|NUCLEUS 0.0246370153008119 0.153660940315825 864 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 YER028C MIG3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0246071083406502 0.154099694064527 865 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 YEL038W UTR4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0245865482546094 0.154444212212864 866 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 YMR290W-A_d YMR290W-A het FF 0.0245800791875076 0.154552732987323 867 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps 5' end of essential HAS1 gene which encodes an ATP-dependent RNA helicase Unknown Unknown Unknown YJL038C LOH1 hom 0.0245771141815755 0.154663989523621 868 Protein of unknown function with proposed roles in maintenance of genome integrity and also in spore wall assembly; induced during sporulation; repressed during vegetative growth by Sum1p and Hst1p; sequence similar to IRC1 chromosome organization molecular_function cellular_component YNL055C POR1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0245157230369689 0.155635484288084 869 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 YLR097C HRT3 hom FT PROTEOLYSIS|UBIQUITIN LIGASE COMPLEX 0.024513640399254 0.155670619223411 870 Putative SCF-ubiquitin ligase F-box protein, based on both genetic and physical interactions and sequence similarity; identified in association with Cdc53p, Skp1p and Ubi4 in large and small-scale studies SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|cellular response to methylmercury ubiquitin-protein ligase activity|protein binding, bridging SCF ubiquitin ligase complex YGL088W_d YGL088W hom 0.024497498454288 0.155943144404192 871 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 YLR123C_d YLR123C hom 0.0244858198335583 0.156140540571097 872 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 YCR054C CTR86 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.024357653772372 0.158381371103076 873 Essential protein of unknown function; with orthologs in Ashbya gossypii and Candida albicans; similar to human ATXN10, mutations in which cause spinocerebellar ataxia type 10; codon usage corresponds to that observed for yeast genes expressed at low levels; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function cytoplasm YLR286C CTS1 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH 0.0243016131065399 0.15927918285799 874 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 YPL226W NEW1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.0241806241267185 0.16136648901976 875 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 YER084W_p YER084W hom 0.0240437219187672 0.163815994887668 876 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YOR280C FSH3 hom 0.0240324245725391 0.163951288978176 877 Putative serine hydrolase; likely target of Cyc8p-Tup1p-Rfx1p transcriptional regulation; sequence is similar to S. cerevisiae Fsh1p and Fsh2p and the human candidate tumor suppressor OVCA2 biological_process molecular_function cellular_component YGL236C MTO1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0239501849852173 0.165399047651541 878 Mitochondrial protein, forms a heterodimer complex with Mss1p that performs the 5-carboxymethylaminomethyl modification of the wobble uridine base in mitochondrial tRNAs; required for respiration in paromomycin-resistant 15S rRNA mutants mitochondrial tRNA wobble uridine modification molecular_function mitochondrion YOR013W_d IRC11 hom 0.0239207935869534 0.166108281721875 879 Dubious opening reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YOR012C; null mutant displays increased levels of spontaneous Rad52 foci Unknown Unknown Unknown YDR239C YDR239C hom 0.0238595966866074 0.167004885800735 880 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome|cytoplasm YHR081W LRP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.0238556075081204 0.167646523105543 881 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) YGR156W PTI1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.023790399098072 0.16823940434487 882 Essential protein that is a component of CPF (cleavage and polyadenylation factor); involved in 3' end formation of snoRNA and mRNA; interacts directly with Pta1p; has similarity to mammalian Cleavage-Stimulation Factor CstF-64 termination of RNA polymerase II transcription, exosome-dependent|mRNA cleavage|termination of RNA polymerase II transcription, poly(A)-coupled|mRNA polyadenylation|snoRNA 3'-end processing RNA binding mRNA cleavage and polyadenylation specificity factor complex|nucleus YCL052C PBN1 het FT LIPID METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0237702316159685 0.168600487528603 883 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 YMR310C_p YMR310C hom FT NUCLEUS 0.0237620113047278 0.168747832502308 884 Putative S-adenosylmethionine-dependent methyltransferase; predicted to be involved in ribosome biogenesis; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; YMR310C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity nucleus YIL058W_d YIL058W hom 0.0237541225550447 0.168889325197032 885 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR133C_d YDR133C hom 0.0237527627470587 0.169550386971724 886 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps YDR134C Unknown Unknown Unknown YER113C TMN3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0236977893371088 0.169902305575966 887 Protein with a role in cellular adhesion and filamentous growth; similar to Emp70p and Tmn2p; member of Transmembrane Nine family with 9 transmembrane segments; localizes to Golgi; induced by 8-methoxypsoralen plus UVA irradiation cellular copper ion homeostasis|vacuolar transport|pseudohyphal growth|invasive growth in response to glucose limitation molecular_function COPI-coated vesicle|integral to membrane|Golgi apparatus YDR398W UTP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.0236940723895619 0.169969303246684 888 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 YCL037C SRO9 hom FT TRANSLATION 0.0236498061706946 0.170768720373786 889 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 YGR007W ECT1 hom FT LIPID METABOLISM|NUCLEUS 0.0236204661327832 0.171300130239415 890 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 YLR276C DBP9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0235916084055426 0.171887935187951 891 DEAD-box protein required for 27S rRNA processing; exhibits DNA, RNA and DNA/RNA helicase activities; ATPase activity shows preference for DNA over RNA; DNA helicase activity abolished by mutation in RNA-binding domain maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent DNA helicase activity|ATP-dependent DNA/RNA helicase activity|ATP-dependent RNA helicase activity nucleolus YLR406C-A_p YLR406C-A hom 0.0235186429170104 0.173153964219045 892 Putative protein of unknown function biological_process molecular_function cellular_component YJL054W TIM54 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.023518139065047 0.173163174672392 893 Component of the mitochondrial TIM22 complex involved in insertion of polytopic proteins into the inner membrane protein import into mitochondrial inner membrane protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex YOR018W ROD1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0235056690649646 0.173391243905092 894 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 YLR407W_p YLR407W hom 0.0235028980331843 0.173441954963832 895 Putative protein of unknown function; null mutant displays elongated buds and a large fraction of budded cells have only one nucleus biological_process molecular_function cellular_component YOL155C HPF1 hom FT CELL WALL ORG/BIOGENESIS 0.0234811885148398 0.173839631827129 896 Haze-protective mannoprotein that reduces the particle size of aggregated proteins in white wines fungal-type cell wall organization glucosidase activity fungal-type cell wall|extracellular region YDR453C TSA2 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0234576381878027 0.174271798278602 897 Stress inducible cytoplasmic thioredoxin peroxidase; cooperates with Tsa1p in the removal of reactive oxygen, nitrogen and sulfur species using thioredoxin as hydrogen donor; deletion enhances the mutator phenotype of tsa1 mutants; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|cell redox homeostasis peroxiredoxin activity|thioredoxin peroxidase activity cytoplasm YOR277C_d YOR277C hom 0.0234449816707958 0.174504386068957 898 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps the verified gene CAF20 Unknown Unknown Unknown YGR196C FYV8 hom 0.0234346056906883 0.1746952373637 899 Protein of unknown function, required for survival upon exposure to K1 killer toxin biological_process molecular_function cytoplasm YPL220W RPL1A hom FT TRANSLATION|RIBOSOME 0.0234166323888853 0.175026198998408 900 Ribosomal 60S subunit protein L1A; N-terminally acetylated; homologous to mammalian ribosomal protein L10A and bacterial L1; RPL1A has a paralog, RPL1B, that arose from the whole genome duplication; rpl1a rpl1b double null mutation is lethal cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR004C GPI18 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0234105979684295 0.175137422051742 901 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 YMR052C-A_d YMR052C-A hom 0.0234068775914498 0.175206020218751 902 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL023C PET130 hom FT MITOCHONDRION 0.0233997425564997 0.175337635619781 903 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 YMR072W ABF2 hom FT MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0233723587000392 0.175843452568181 904 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 YEL050C RML2 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|TRANSLATION|MITOCHONDRION|RIBOSOME 0.0233103548950858 0.176992765287415 905 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 YDR444W_p YDR444W hom FT LIPID METABOLISM 0.0232969702427453 0.177241597882348 906 Putative hydrolase acting on ester bonds biological_process molecular_function cytoplasm YDL131W LYS21 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS|MITOCHONDRION 0.0232603036158275 0.177924597052445 907 Homocitrate synthase isozyme; catalyzes the condensation of acetyl-CoA and alpha-ketoglutarate to form homocitrate, which is the first step in the lysine biosynthesis pathway; LYS21 has a paralog, LYS20, that arose from the whole genome duplication lysine biosynthetic process via aminoadipic acid homocitrate synthase activity nucleus YLR417W VPS36 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0232264015120821 0.17875222018885 908 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 YGR037C ACB1 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0232011441684858 0.179030701944643 909 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 YGL199C_d YGL199C hom 0.0231515919275669 0.179961107960275 910 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF YIP4/YGL198W Unknown Unknown Unknown YDL052C SLC1 hom FT LIPID METABOLISM 0.0231128358185926 0.180691302252334 911 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 YPR173C VPS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|LIPID METABOLISM|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.0230781529585054 0.181346616116487 912 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 YMR234W RNH1 hom FT CELL WALL ORG/BIOGENESIS|NUCLEUS 0.0230678614775068 0.181541406880486 913 Ribonuclease H1; able to bind double-stranded RNAs and RNA-DNA hybrids; associates with RNAse polymerase I; the homolog of mammalian RNAse HII (the S. cerevisiae homolog of mammalian RNAse HI is RNH201) fungal-type cell wall organization|RNA catabolic process ribonuclease H activity intracellular|nucleus YOL021C DIS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0230318072890569 0.182290242525898 914 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) YDR347W MRP1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0230290653084986 0.182277112015162 915 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 YML054C-A_p YML054C-A hom 0.022965685968791 0.183483747029291 916 Putative protein of unknown function biological_process molecular_function cellular_component YPL162C_p YPL162C hom 0.0229326695145753 0.184114662623453 917 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 YER087C-B SBH1 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0229058060832234 0.184629182809828 918 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 YOL055C THI20 hom 0.022897359518677 0.18511892203853 919 Trifunctional enzyme of thiamine biosynthesis, degradation and salvage; has hydroxymethylpyrimidine (HMP) kinase, HMP-phosphate (HMP-P) kinase and thiaminase activities; member of a gene family with THI21 and THI22; HMP and HMP-P kinase activity redundant with Thi21p thiamine biosynthetic process|thiamine catabolic process phosphomethylpyrimidine kinase activity|thiaminase activity|hydroxymethylpyrimidine kinase activity cytosol YNR037C RSM19 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0228732406980808 0.185254338889891 920 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 YNR073C_p YNR073C hom 0.022823676776871 0.186405857584055 921 Putative mannitol dehydrogenase; identical in amino acid sequence to Dsf1p biological_process mannitol dehydrogenase activity cellular_component YJL034W KAR2 het FT PROTEIN LOCALIZATION|PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0228133281262156 0.18640856347591 922 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 YJR024C MDE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0227855196817002 0.186946098582014 923 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 YCL032W STE50 hom FT CELL CYCLE|SIGNALING 0.0227809432390188 0.187363664475272 924 Protein involved in mating response, invasive/filamentous growth, and osmotolerance, acts as an adaptor that links G protein-associated Cdc42p-Ste20p complex to the effector Ste11p to modulate signal transduction pheromone-dependent signal transduction involved in conjugation with cellular fusion|MAPK cascade involved in osmosensory signaling pathway|osmosensory signaling pathway via Sho1 osmosensor|signal transduction involved in filamentous growth|cellular response to heat SAM domain binding|protein kinase regulator activity cytoplasm YDR241W_d BUD26 hom 0.0227612444961509 0.187416270816315 925 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 1% of ORF overlaps the verified gene SNU56; diploid mutant displays a weak budding pattern phenotype in a systematic assay Unknown Unknown Unknown YEL041W YEF1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.0227266488762179 0.188087840829056 926 ATP-NADH kinase; phosphorylates both NAD and NADH; homooctameric structure consisting of 60-kDa subunits; similar to Pos5p; overexpression complements certain pos5 phenotypes; YEF1 has a paralog, UTR1, that arose from the whole genome duplication NADP biosynthetic process NAD+ kinase activity|NADH kinase activity cellular_component YDL166C FAP7 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.0226866859356447 0.188865808520034 927 Essential NTPase required for small ribosome subunit synthesis, mediates processing of the 20S pre-rRNA at site D in the cytoplasm but associates only transiently with 43S preribosomes via Rps14p, may be the endonuclease for site D cellular response to oxidative stress|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit export from nucleus nucleoside-triphosphatase activity nucleus|preribosome|cytoplasm YIL125W KGD1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0226819508323388 0.188958144781004 928 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 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 0.0226263259166868 0.19004534317836 929 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 YKL001C MET14 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0225652307467525 0.19124475823171 930 Adenylylsulfate kinase, required for sulfate assimilation and involved in methionine metabolism sulfate assimilation, phosphoadenylyl sulfate reduction by phosphoadenylyl-sulfate reductase (thioredoxin)|sulfur amino acid metabolic process adenylylsulfate kinase activity cytoplasm YIR014W_p YIR014W hom 0.022546423890522 0.191615091160545 931 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 YDR268W MSW1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0225084389772452 0.19236467393529 932 Mitochondrial tryptophanyl-tRNA synthetase mitochondrial tryptophanyl-tRNA aminoacylation tryptophan-tRNA ligase activity mitochondrion YLR146C SPE4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.0225072108872685 0.192388944596855 933 Spermine synthase, required for the biosynthesis of spermine and also involved in biosynthesis of pantothenic acid pantothenate biosynthetic process|spermine biosynthetic process spermine synthase activity cytoplasm YEL005C VAB2 hom 0.0224966117845276 0.19259850748308 934 Protein with a potential role in vacuolar function, as suggested by its ability to bind Vac8p; likely member of BLOC complex involved in endosomal cargo sorting; Vab2p-GFP-fusion localizes to cytoplasm in punctate patter biological_process molecular_function cytoplasm YHR132W-A IGO2 hom FT NUCLEUS 0.0224861755937638 0.192805013115451 935 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 YIR044C YIR044C hom 0.0223673779118391 0.195167188577524 936 Possible pseudogene in strain S288C; YIR044C and the adjacent ORF, YIR043C, together may encode a non-functional member of the conserved, often subtelomerically-encoded Cos protein family biological_process molecular_function cellular_component YPR087W_d VPS69 hom 0.0223293391174674 0.1961949035937 937 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the verified gene SRP54; deletion causes a vacuolar protein sorting defect Unknown Unknown Unknown YNL073W MSK1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION 0.0223035104215601 0.196445865577059 938 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 YLR023C IZH3 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.022250215913479 0.197785066102853 939 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 YLR326W_p YLR326W hom 0.0222130116040761 0.198268210513825 940 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cellular_component YJR120W YJR120W hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.022191056065336 0.199047225160553 941 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 YMR267W PPA2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0221578106604323 0.199519893852448 942 Mitochondrial inorganic pyrophosphatase, required for mitochondrial function and possibly involved in energy generation from inorganic pyrophosphate aerobic respiration inorganic diphosphatase activity mitochondrion YLR118C YLR118C hom FT KETONE METABOLISM|LIPID METABOLISM|NUCLEUS 0.0221457852968071 0.19962990246089 943 Acyl-protein thioesterase responsible for depalmitoylation of Gpa1p; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and nucleus and is induced in response to the DNA-damaging agent MMS protein deacylation palmitoyl-(protein) hydrolase activity nucleus|cytoplasm YBL031W SHE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0221129488074816 0.20036460255024 944 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 YBR165W UBS1 hom FT PROTEIN LOCALIZATION|NUCLEUS 0.0221102049238905 0.200353352542418 945 Ubiquitin-conjugating enzyme suppressor that functions as a general positive regulator of Cdc34p activity; nuclear protein that may represent a link between nucleocytoplasmic transport and ubiquitin ligase activity protein export from nucleus|protein ubiquitination molecular_function nucleus YER154W OXA1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0220650615960957 0.20147567967262 946 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 YER075C PTP3 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0220577952372278 0.201422471884665 947 Phosphotyrosine-specific protein phosphatase involved in the inactivation of mitogen-activated protein kinase (MAPK) during osmolarity sensing; dephosporylates Hog1p MAPK and regulates its localization; localized to the cytoplasm inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of sporulation|regulation of protein localization|protein dephosphorylation|inactivation of MAPK activity involved in conjugation with cellular fusion protein tyrosine phosphatase activity nucleus|cytoplasm YLR183C TOS4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.0220220126212403 0.202154796397139 948 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 YNL053W MSG5 hom FT PROTEIN LOCALIZATION|CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.022016288041174 0.202272135010732 949 Dual-specificity protein phosphatase; exists in 2 isoforms; required for maintenance of a low level of signaling through the cell integrity pathway, adaptive response to pheromone; regulates and is regulated by Slt2p; dephosphorylates Fus3p adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|regulation of fungal-type cell wall organization|inactivation of MAPK activity involved in cell wall biogenesis|regulation of MAPK export from nucleus|protein dephosphorylation|inactivation of MAPK activity involved in conjugation with cellular fusion protein tyrosine/serine/threonine phosphatase activity nucleus|cytoplasm YGR057C LST7 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0219779220623035 0.203059815874831 950 Protein possibly involved in a post-Golgi secretory pathway; required for the transport of nitrogen-regulated amino acid permease Gap1p from the Golgi to the cell surface intracellular protein transport|vesicle-mediated transport|protein transport|Golgi to plasma membrane transport protein transporter activity vesicle coat YMR162C DNF3 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0219770558812672 0.203077624926949 951 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 YLR281C_p YLR281C hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION 0.0219585311612118 0.203458773305156 952 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria; YLR281C is not an essential gene biological_process molecular_function mitochondrion YIL130W ASG1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0219417631095022 0.203804226645816 953 Zinc cluster protein proposed to function as a transcriptional regulator involved in the stress response; null mutants have a respiratory deficiency, calcofluor white sensitivity and slightly increased cycloheximide resistance biological_process sequence-specific DNA binding nucleus YJL102W MEF2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.021936699760797 0.203908624963979 954 Mitochondrial elongation factor involved in translational elongation translational elongation translation elongation factor activity mitochondrion YBL018C POP8 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.021813018511957 0.206809480954769 955 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 YOR007C SGT2 hom FT PROTEIN LOCALIZATION 0.0218084258683991 0.206566420682203 956 Glutamine-rich cytoplasmic cochaperone; serves as a scaffold bringing together Get4, Get5p, and other TRC complex members that are required to mediate posttranslational insertion of tail-anchored proteins into the ER membrane; interacts with the prion domain of Sup35p; amyloid sensor; plays a role in targeting chaperones to prion aggregates; has similarity to human cochaperone SGT; forms cytoplasmic foci upon DNA replication stress response to heat|posttranslational protein targeting to membrane molecular_function TRC complex|cytoplasm YPL257W_p YPL257W hom FT CELL CYCLE 0.0217474806584056 0.207837960080635 957 Putative protein of unknown function; homozygous diploid deletion strain exhibits low budding index; physically interacts with Hsp82p; YPL257W is not an essential gene biological_process molecular_function integral to membrane YMR052W FAR3 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0217408227020995 0.207977212372762 958 Protein of unknown function; involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far7p, Far8p, Far9p, Far10p, and Far11p; localizes to the endoplasmic reticulum; protein abundance increases in response to DNA replication stress re-entry into mitotic cell cycle after pheromone arrest molecular_function endoplasmic reticulum YOR249C APC5 het FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0216998930716644 0.208834748466847 959 Subunit of the Anaphase-Promoting Complex/Cyclosome (APC/C); APC/C is a ubiquitin-protein ligase required for degradation of anaphase inhibitors, including mitotic cyclins, during the metaphase/anaphase transition; component of the platform domain of the APC/C, based on structural analysis; relative distribution to nuclear foci decreases upon DNA replication stress chromatin assembly|anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination ubiquitin-protein ligase activity anaphase-promoting complex YIR016W_p YIR016W hom 0.0216782079588331 0.209290120029424 960 Putative protein of unknown function; expression directly regulated by the metabolic and meiotic transcriptional regulator Ume6p; overexpression causes a cell cycle delay or arrest; non-essential gene; YIR016W has a paralog, YOL036W, that arose from the whole genome duplication biological_process molecular_function cellular_component YOR135C_d IRC14 hom 0.0216480380745557 0.209924860819383 961 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 YCL058C FYV5 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS 0.021596757214352 0.211075016919602 962 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 YGR115C_d YGR115C het FF 0.0215878994965256 0.211398598000897 963 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 YKL171W NNK1 hom FT PROTEOLYSIS|PROTEIN PHOSPHORYLATION 0.021577476236163 0.211414839432991 964 Protein kinase; implicated in proteasome function; interacts with TORC1, Ure2 and Gdh2; overexpression leads to hypersensitivity to rapamycin and nuclear accumulation of Gln3; epitope-tagged protein localizes to the cytoplasm proteolysis|protein phosphorylation protein kinase activity cytoplasm YLR176C RFX1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0215032566240277 0.212990286108851 965 Major transcriptional repressor of DNA-damage-regulated genes, recruits repressors Tup1p and Cyc8p to their promoters; involved in DNA damage and replication checkpoint pathway; similar to a family of mammalian DNA binding RFX1-4 proteins negative regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding nucleus|cytoplasm YCL008C STP22 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEOLYSIS|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0214717219338982 0.213662225760638 966 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 YNL012W SPO1 hom FT CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0214384850259128 0.214372089624136 967 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 YIL114C POR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0213972586077229 0.215254950909273 968 Putative mitochondrial porin (voltage-dependent anion channel); not required for mitochondrial membrane permeability or mitochondrial osmotic stability; POR2 has a paralog, POR1, that arose from the whole genome duplication DNA transport|ion transport|cell redox homeostasis voltage-gated anion channel activity mitochondrial outer membrane|mitochondrion|integral to membrane YGL007C-A_p YGL007C-A hom 0.0213670023946176 0.215904549954742 969 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 YCR079W PTC6 hom FT RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.0213423439231812 0.216435008511264 970 Mitochondrial type 2C protein phosphatase (PP2C) with similarity to mammalian PP1Ks; involved in mitophagy; null mutant is sensitive to rapamycin and has decreased phosphorylation of the Pda1 subunit of pyruvate dehydrogenase mitochondrion degradation|positive regulation of catalytic activity|macroautophagy|protein dephosphorylation protein serine/threonine phosphatase activity mitochondrion|mitochondrial matrix|mitochondrial intermembrane space YPR083W MDM36 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0212926002635961 0.217576553194895 971 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 YOR333C_d YOR333C hom 0.021273654285206 0.217917617755524 972 Dubious open reading frame, unlikely to encode a functional protein; overlaps 5' end of MRS2 gene required for respiratory growth Unknown Unknown Unknown YPR054W SMK1 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.0212422311779804 0.218598286915896 973 Middle sporulation-specific mitogen-activated protein kinase (MAPK) required for production of the outer spore wall layers; negatively regulates activity of the glucan synthase subunit Gsc2p ascospore wall assembly|protein phosphorylation|negative regulation of sporulation resulting in formation of a cellular spore MAP kinase activity mitochondrion YOL009C MDM12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0211857322064864 0.219825972615075 974 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 YGL242C_p YGL242C hom 0.0211822981221179 0.219900752142601 975 Putative protein of unknown function; deletion mutant is viable biological_process molecular_function cellular_component YPR078C_p YPR078C hom 0.0211463495181485 0.22096015604425 976 Putative protein of unknown function; possible role in DNA metabolism and/or in genome stability; expression is heat-inducible biological_process molecular_function cellular_component YHR085W IPI1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0211286727537302 0.221070848841828 977 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 YGL225W VRG4 het FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0210983914893563 0.221940370120898 978 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 YGR149W_p YGR149W hom 0.0210869028953122 0.221985346055319 979 Putative protein of unknown function; predicted to be an integal membrane protein biological_process molecular_function integral to membrane YKR071C DRE2 het FT COFACTOR METABOLISM|MITOCHONDRION 0.0210358150654224 0.223107526206831 980 Component of the cytosolic Fe-S protein assembly (CIA) machinery; contains an Fe-S cluster that receives electrons from NADPH via the action of Tah18pin an early step in the CIA pathway; ortholog of human Ciapin1; protein abundance increases in response to DNA replication stress iron-sulfur cluster assembly electron carrier activity cytosol|cytoplasm|mitochondrial intermembrane space YOR152C_p YOR152C hom 0.0210293860285564 0.223249031438052 981 Putative protein of unknown function; YOR152C is not an essential gene biological_process molecular_function membrane YCR048W ARE1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0209261611768328 0.225806738898136 982 Acyl-CoA:sterol acyltransferase; endoplasmic reticulum enzyme that contributes the major sterol esterification activity in the absence of oxygen; ARE1 has a paralog, ARE2, that arose from the whole genome duplication sterol metabolic process ergosterol O-acyltransferase activity|lanosterol O-acyltransferase activity integral to membrane|endoplasmic reticulum YMR273C ZDS1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL WALL ORG/BIOGENESIS|RNA LOCALIZATION|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|SITE OF POLARIZED GROWTH|NUCLEAR PORE 0.0208937772314689 0.226248792992846 983 Protein with a role in regulating Swe1p-dependent polarized growth; involved in maintaining Cdc55p in the cytoplasm where it promotes mitotic entry; involved in mitotic exit through Cdc14p regulation; interacts with silencing proteins at telomeres; has a role in Bcy1p localization; implicated in mRNA nuclear export; ZDS1 has a paralog, ZDS2, that arose from the whole genome duplication mRNA export from nucleus|positive regulation of G2/M transition of mitotic cell cycle|cell shape checkpoint|chromatin silencing|establishment of cell polarity|regulation of protein localization|cell aging protein phosphatase type 2A regulator activity incipient cellular bud site|nuclear pore|cellular bud neck|cellular bud tip|cytoplasm YBL017C PEP1 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT|GOLGI APPARATUS 0.0208736609091934 0.226696217260806 984 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 YFL052W_p YFL052W hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0208671370791289 0.226841454699026 985 Putative zinc cluster protein that contains a DNA binding domain; computational analysis suggests a role as a transcription factor; null mutant is sensitive to Calcofluor White, low osmolarity, and heat, suggesting a role for YFL052Wp in cell wall integrity biological_process DNA binding cellular_component YOR139C_d YOR139C hom 0.020836440566833 0.22752572928576 986 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 YHR190W ERG9 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0207873402330396 0.228623309699456 987 Farnesyl-diphosphate farnesyl transferase (squalene synthase), joins two farnesyl pyrophosphate moieties to form squalene in the sterol biosynthesis pathway ergosterol biosynthetic process squalene synthase activity|farnesyl-diphosphate farnesyltransferase activity mitochondrial outer membrane|integral to membrane|endoplasmic reticulum YDL159W-A_p YDL159W-A hom 0.020752691880452 0.229400097506374 988 Putative protein of unknown function; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function cellular_component YDR213W UPC2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0206528999711566 0.231647834165116 989 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 YHR146W CRP1 hom FT NUCLEUS 0.0206465818420341 0.231790669595653 990 Protein that binds to cruciform DNA structures biological_process DNA binding nucleus YCR102W-A_d YCR102W-A hom 0.0206368159738077 0.232011571835039 991 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YOR194C TOA1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0206076990282719 0.23267107861639 992 TFIIA large subunit; involved in transcriptional activation, acts as antirepressor or as coactivator; homologous to largest and second largest subunits of human and Drosophila TFIIA transcription initiation from RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly TBP-class protein binding|TBP-class protein binding RNA polymerase II transcription factor activity involved in preinitiation complex assembly transcription factor TFIIA complex YOL159C-A YOL159C-A hom FT NUCLEUS 0.0205718021894339 0.233904639330792 993 Protein of unknown function; overexpression affects endocytic protein trafficking; identified by sequence comparison with hemiascomycetous yeast species biological_process molecular_function nucleus|cytoplasm YOR015W_d YOR015W hom 0.0205523097651802 0.233929328248328 994 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML119W_p YML119W hom 0.0205369637978645 0.234278785899071 995 Putative protein of unknown function; YML119W is not an essential gene; potential Cdc28p substrate biological_process molecular_function cellular_component YDL198C GGC1 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0205262466305165 0.234872196815709 996 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 YPL196W OXR1 hom FT RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0205131858771777 0.234820985498519 997 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 YPL069C BTS1 hom FF|FT PROTEIN LOCALIZATION|LIPID METABOLISM|MITOCHONDRION 0.0204480245074956 0.236871182601501 998 Geranylgeranyl diphosphate synthase, increases the intracellular pool of geranylgeranyl diphosphate, suppressor of bet2 mutation that causes defective geranylgeranylation of small GTP-binding proteins that mediate vesicular traffic terpenoid biosynthetic process farnesyltranstransferase activity mitochondrion YMR326C_d YMR326C hom 0.0204409658744208 0.236473236571695 999 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the telomere on the right arm of chromosome 13 Unknown Unknown Unknown YPR058W YMC1 hom FT MITOCHONDRION 0.0204379167257086 0.237033005147283 1000 Putative mitochondrial inner membrane transporter; proposed role in oleate metabolism and glutamate biosynthesis; member of the mitochondrial carrier (MCF) family; YMC1 has a paralog, YMC2, that arose from the whole genome duplication mitochondrial transport organic acid transmembrane transporter activity mitochondrion|integral to membrane YGL073W HSF1 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|CYTOSKELETON ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0204297736795403 0.236730025430113 1001 Trimeric heat shock transcription factor, activates multiple genes in response to stresses that include hyperthermia; recognizes variable heat shock elements (HSEs) consisting of inverted NGAAN repeats; posttranslationally regulated spindle pole body duplication|negative regulation of TOR signaling cascade|response to heat|regulation of transcription from RNA polymerase II promoter|response to stress sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity mitochondrion|nucleus YJL036W SNX4 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0204030929477416 0.237342971094182 1002 Sorting nexin, involved in retrieval of late-Golgi SNAREs from post-Golgi endosomes to the trans-Golgi network and in cytoplasm to vacuole transport; contains a PX phosphoinositide-binding domain; forms complexes with Snx41p and with Atg20p piecemeal microautophagy of nucleus|mitochondrion degradation|early endosome to Golgi transport|CVT pathway|protein targeting to vacuole phosphatidylinositol-3-phosphate binding cytosol|pre-autophagosomal structure|extrinsic to membrane|early endosome YMR029C FAR8 hom FT CELL CYCLE|SIGNALING|ENDOPLASMIC RETICULUM 0.0204000863300885 0.237412113362513 1003 Protein involved in recovery from cell cycle arrest in response to pheromone, in a Far1p-independent pathway; interacts with Far3p, Far7p, Far9p, Far10p, and Far11p re-entry into mitotic cell cycle after pheromone arrest molecular_function cellular_component YBR109C CMD1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|MEMBRANE ORGANIZATION|CELL DIVISION|CYTOSKELETON ORGANIZATION|NUCLEUS|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0203864007182304 0.237727016924269 1004 Calmodulin; Ca++ binding protein that regulates Ca++ independent processes (mitosis, bud growth, actin organization, endocytosis, etc.) and Ca++ dependent processes (stress-activated pathways), targets include Nuf1p, Myo2p and calcineurin karyogamy involved in conjugation with cellular fusion|phosphatidylinositol biosynthetic process|NLS-bearing substrate import into nucleus|microautophagy|cell budding|vacuole fusion, non-autophagic|receptor-mediated endocytosis|cytoskeleton organization|spindle pole body organization|transcription factor import into nucleus calcium-dependent protein binding|protein binding|calcium ion binding incipient cellular bud site|central plaque of spindle pole body|mating projection tip|cellular bud neck|cellular bud tip YBL011W SCT1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0203774927129583 0.237932146951769 1005 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 YFL031W HAC1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|SIGNALING|NUCLEUS 0.0203115840983833 0.239453746755984 1006 Basic leucine zipper (bZIP) transcription factor (ATF/CREB1 homolog); regulates the unfolded protein response, via UPRE binding, and membrane biogenesis; ER stress-induced splicing pathway facilitates efficient Hac1p synthesis; protein abundance increases in response to DNA replication stress endoplasmic reticulum unfolded protein response|positive regulation of transcription from RNA polymerase II promoter involved in unfolded protein response|negative regulation of transcription from RNA polymerase II promoter during meiosis|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YCR053W THR4 hom FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|MEMBRANE ORGANIZATION|AMINO ACID METABOLISM|NUCLEUS 0.0202908415346126 0.240425246153667 1007 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 YER112W LSM4 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0202606061333176 0.240705482739358 1008 Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; forms cytoplasmic foci upon DNA replication stress nuclear-transcribed mRNA catabolic process|mRNA splicing, via spliceosome|cytoplasmic mRNA processing body assembly U6 snRNA binding U6 snRNP|nucleolus|small nucleolar ribonucleoprotein complex|cytoplasmic mRNA processing body|U4/U6 x U5 tri-snRNP complex YLR449W FPR4 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0202594859421378 0.240731494689443 1009 Peptidyl-prolyl cis-trans isomerase (PPIase) (proline isomerase) localized to the nucleus; catalyzes isomerization of proline residues in histones H3 and H4, which affects lysine methylation of those histones histone peptidyl-prolyl isomerization|negative regulation of histone H3-K36 methylation|regulation of transcription by chromatin organization|chromatin silencing at rDNA|nucleosome assembly peptidyl-prolyl cis-trans isomerase activity|macrolide binding chromatin|nucleus YPR114W_p YPR114W hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.020258386654534 0.240686882528927 1010 Putative protein of unknown function biological_process molecular_function integral to membrane|endoplasmic reticulum YHR155W YSP1 hom FF|FT MITOCHONDRION 0.020252355606995 0.240826966049547 1011 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 YJL082W IML2 hom FT NUCLEUS|MITOCHONDRION 0.0202425668831941 0.241124612721861 1012 Protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; IML2 has a paralog, YKR018C, that arose from the whole genome duplication biological_process molecular_function mitochondrial outer membrane|mitochondrion|nucleus|cytoplasm YML048W GSF2 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0202174802720537 0.241638143282995 1013 ER localized integral membrane protein that may promote secretion of certain hexose transporters, including Gal2p; involved in glucose-dependent repression protein folding|protein localization to cell surface unfolded protein binding mitochondrial outer membrane|integral to endoplasmic reticulum membrane|cytoplasm YOR149C SMP3 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0202089549142436 0.241836729500197 1014 Alpha 1,2-mannosyltransferase involved in glycosyl phosphatidyl inositol (GPI) biosynthesis; required for addition of the fourth, side branching mannose to the GPI core structure GPI anchor biosynthetic process|plasmid maintenance dolichyl-phosphate-mannose-glycolipid alpha-mannosyltransferase activity integral to membrane|endoplasmic reticulum YMR282C AEP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0201435324799266 0.243364473913194 1015 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 YHR127W YHR127W hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS 0.0201058198295663 0.244248213478589 1016 Protein of unknown function; localizes to the nucleus; required for asymmetric localization of Kar9p during mitosis mitotic spindle elongation molecular_function nucleus YLR013W GAT3 hom FT NUCLEUS 0.0200992360828066 0.24440272437221 1017 Protein containing GATA family zinc finger motifs transcription, DNA-dependent sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YBR089W_d YBR089W het 0.0200835563034226 0.244770981993973 1018 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; almost completely overlaps the verified gene POL30 Unknown Unknown Unknown YBL048W_d RRT1 hom 0.0200534790848933 0.245548868711349 1019 Identified in a screen for mutants with increased levels of rDNA transcription; dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YAL029C MYO4 hom FT RNA LOCALIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0200430160915242 0.245724919143081 1020 Type V myosin motor involved in actin-based transport of cargos; required for mRNA transport, including ASH1 mRNA, and facilitating the growth and movement of ER tubules into the growing bud along with She3p; MYO4 has a paralog, MYO2, that arose from the whole genome duplication mating type switching|endoplasmic reticulum inheritance|intracellular mRNA localization microfilament motor activity|actin filament binding mitochondrion|filamentous actin|myosin V complex|cellular bud|cellular bud tip YBR163W EXO5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0199810574154076 0.247187875818469 1021 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 YOR051C ETT1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.0198983513925722 0.249150200170198 1022 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 YPL054W LEE1 hom 0.0198615328728277 0.250027267017796 1023 Zinc-finger protein of unknown function biological_process molecular_function cellular_component YDR494W RSM28 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.0198134835288118 0.251175106283999 1024 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 YKL138C MRPL31 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0198060943730602 0.251705646072379 1025 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrial large ribosomal subunit YBR060C ORC2 het FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0198024179836697 0.251935343400356 1026 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; interacts with Spp1p and with trimethylated histone H3; phosphorylated by Cdc28p histone H3-K4 methylation|DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere chromatin binding|DNA replication origin binding DNA replication preinitiation complex|pre-replicative complex|nuclear origin of replication recognition complex YER163C GCG1 hom FT NUCLEUS 0.0197890452172643 0.252114107204713 1027 Gamma-glutamyl cyclotransferase; cleaves the gamma-glutamyl bond of glutathione to yield 5-oxoproline and a Cys-Gly dipeptide; similar to mammalian pro-apoptotic protein ChaC1; expression of mouse ChaC1 in yeast increases apoptosis; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; periodically expressed during the metabolic cycle biological_process molecular_function nucleus|cytoplasm YKL015W PUT3 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.0197880974849187 0.251783029036026 1028 Transcriptional activator of proline utilization genes, constitutively binds PUT1 and PUT2 promoter sequences as a dimer and undergoes a conformational change to form the active state; differentially phosphorylated in the presence of different nitrogen sources; has a Zn(2)-Cys(6) binuclear cluster domain Unknown|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YDR433W_d YDR433W hom 0.0197587821918018 0.252486321179105 1029 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YML122C_d YML122C hom FF 0.0197193717865787 0.25428500393078 1030 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR280C PXR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0197125691205733 0.253597778571251 1031 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 YDR125C ECM18 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0197108115150806 0.253640117347773 1032 Protein of unknown function; ECM18 has a paralog, ICT1, that arose from the whole genome duplication fungal-type cell wall organization molecular_function mitochondrion YIL022W TIM44 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0196897774366407 0.254147186791586 1033 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); tethers the import motor and regulatory factors (PAM complex) to the translocation channel (Tim23p-Tim17p core complex) protein import into mitochondrial matrix protein binding, bridging|chaperone binding mitochondrion|integral to membrane|presequence translocase-associated import motor YML023C NSE5 het FT RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0196653086314951 0.254808789132574 1034 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 YGL153W PEX14 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|PEROXISOME ORGANIZATION 0.0196607978553775 0.254846953139358 1035 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 YDL149W ATG9 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|MITOCHONDRION 0.0196372090092881 0.255417538033528 1036 Transmembrane protein involved in forming Cvt and autophagic vesicles; cycles between the phagophore assembly site (PAS) and other cytosolic punctate structures, not found in autophagosomes; may be involved in membrane delivery to the PAS piecemeal microautophagy of nucleus|mitochondrion degradation|protein homooligomerization|CVT pathway|autophagic vacuole assembly molecular_function mitochondrion|integral to membrane|pre-autophagosomal structure YMR197C VTI1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0196301203097682 0.255589178182196 1037 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 YLR384C IKI3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0195330430771721 0.257947793346526 1038 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 YDR510W SMT3 het FT NUCLEUS|CHROMOSOME|CYTOSKELETON 0.0195246903548697 0.258151436036052 1039 Ubiquitin-like protein of the SUMO family, conjugated to lysine residues of target proteins; regulates chromatid cohesion, chromosome segregation, APC-mediated proteolysis, DNA replication and septin ring dynamics; phosphorylated at Ser2 protein sumoylation protein tag condensed nuclear chromosome|nucleus|septin ring YMR095C SNO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0194927016968473 0.258932362567765 1040 Protein of unconfirmed function, involved in pyridoxine metabolism; expression is induced during stationary phase; forms a putative glutamine amidotransferase complex with Snz1p, with Sno1p serving as the glutaminase pyridoxine metabolic process|thiamine biosynthetic process|anti-apoptosis molecular_function cytoplasm YER153C PET122 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0194714786508834 0.259451374373811 1041 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 YDR337W MRPS28 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0194287528224046 0.260569508836026 1042 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|RNA binding mitochondrion|mitochondrial small ribosomal subunit YER031C YPT31 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|ENDOMEMBRANE SYSTEM|MITOCHONDRION|GOLGI APPARATUS 0.0194271106574636 0.260609811889128 1043 Rab family GTPase; involved in the exocytic pathway; mediates intra-Golgi traffic or the budding of post-Golgi vesicles from the trans-Golgi; YPT31 has a paralog, YPT32, that arose from the whole genome duplication early endosome to Golgi transport|vesicle-mediated transport|exocytosis GTPase activity mitochondrial outer membrane|endosome|Golgi apparatus YDR175C RSM24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0194168419408041 0.261146564522762 1044 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YOL133W HRT1 het FT CELL CYCLE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0194166312413812 0.260796007363227 1045 RING finger containing subunit of Skp1-Cullin-F-box ubiquitin protein ligases (SCF); required for Gic2p, Far1p, Sic1p and Cln2p degradation; may tether Cdc34p (a ubiquitin conjugating enzyme or E2) and Cdc53p (a cullin) subunits of SCF G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity SCF ubiquitin ligase complex|nucleus|cytoplasm YPL210C SRP72 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0193795132061324 0.261708718023893 1046 Core component of the signal recognition particle (SRP) ribonucleoprotein (RNP) complex that functions in targeting nascent secretory proteins to the endoplasmic reticulum (ER) membrane SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding signal recognition particle, endoplasmic reticulum targeting YEL002C WBP1 het FT CELL CYCLE|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.0193394509238409 0.262767471427353 1047 Beta subunit of the oligosaccharyl transferase (OST) glycoprotein complex; required for N-linked glycosylation of proteins in the endoplasmic reticulum cell cycle|protein N-linked glycosylation dolichyl-diphosphooligosaccharide-protein glycotransferase activity nuclear envelope|oligosaccharyltransferase complex|endoplasmic reticulum YBR013C_p YBR013C hom 0.0193249619963489 0.263054100687218 1048 Putative protein of unknown function, haploid deletion mutant exhibits synthetic phenotype with alpha-synuclein biological_process molecular_function cellular_component YGL185C_p YGL185C hom FT OXIDATION-REDUCTION PROCESS 0.0192261238905042 0.265860473592764 1049 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 YBR262C AIM5 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0191832573598966 0.266571196833165 1050 Mitochondrial inner membrane protein; subunit of the mitochondrial inner membrane organizing system (MitOS, MICOS, or MINOS), a scaffold-like structure on the intermembrane space side of the inner membrane which has a role in the maintenance of crista junctions and inner membrane architecture cristae formation molecular_function mitochondrion|mitochondrial crista junction|integral to mitochondrial inner membrane YBR205W KTR3 hom FT CARBOHYDRATE METABOLISM 0.0191685150190191 0.26701027489187 1051 Putative alpha-1,2-mannosyltransferase; involved in O- and N-linked protein glycosylation; member of the KRE2/MNT1 mannosyltransferase family; Svp26p mediates uptake of Ktr3p into COPII vesicles; relocalizes from nucleus to vacuole upon DNA replication stress N-glycan processing|protein O-linked glycosylation mannosyltransferase activity fungal-type vacuole YGL139W FLC3 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0191609790839854 0.267483969318222 1052 Putative FAD transporter, similar to Flc1p and Flc2p; localized to the ER FAD transport|transmembrane transport FAD transmembrane transporter activity mitochondrion|integral to membrane|endoplasmic reticulum YBL038W MRPL16 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0191606540974488 0.267135184583069 1053 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome|peptidyltransferase activity mitochondrion|mitochondrial large ribosomal subunit YJL191W RPS14B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS|RIBOSOME 0.019160119984694 0.267148521467407 1054 Protein component of the small (40S) ribosomal subunit; required for ribosome assembly and 20S pre-rRNA processing; mutations confer cryptopleurine resistance; homologous to mammalian ribosomal protein S14 and bacterial S11; RPS14B has a paralog, RPS14A, that arose from the whole genome duplication cytoplasmic translation|ribosomal small subunit assembly|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome|SSU rRNA binding small-subunit processome|cytosolic small ribosomal subunit YBR035C PDX3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0190994769278543 0.268665765383093 1055 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 YKL063C_p YKL063C hom FT GOLGI APPARATUS 0.0190857293723521 0.269010539735044 1056 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the Golgi biological_process molecular_function Golgi apparatus YFR041C ERJ5 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0190697375795345 0.269697757715128 1057 Type I membrane protein with a J domain is required to preserve the folding capacity of the endoplasmic reticulum; loss of the non-essential ERJ5 gene leads to a constitutively induced unfolded protein response protein folding molecular_function endoplasmic reticulum YOR117W RPT5 het FF|FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.0190459793645475 0.270581226656632 1058 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 YOR215C AIM41 hom FT MITOCHONDRION 0.0190324057196356 0.270350713183859 1059 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 YER122C GLO3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0189920045714859 0.271440621363012 1060 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 YML062C MFT1 hom FT TRANSCRIPTION FROM RNA POL II|RNA LOCALIZATION|NUCLEUS 0.0189612935510208 0.272789381708792 1061 Subunit of the THO complex, which is a nuclear complex comprised of Hpr1p, Mft1p, Rlr1p, and Thp2p, that is involved in transcription elongation and mitotic recombination; involved in telomere maintenance mRNA export from nucleus|DNA recombination|transcription elongation from RNA polymerase II promoter protein complex scaffold|nucleic acid binding THO complex part of transcription export complex|nucleoplasmic THO complex YJR062C NTA1 hom FT PROTEOLYSIS|MITOCHONDRION 0.0189325532000741 0.272872577370506 1062 Amidase, removes the amide group from N-terminal asparagine and glutamine residues to generate proteins with N-terminal aspartate and glutamate residues that are targets of ubiquitin-mediated degradation cellular protein modification process|protein catabolic process protein-N-terminal asparagine amidohydrolase activity mitochondrion YGL209W MIG2 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|MITOCHONDRION 0.0189038070524393 0.27360155914079 1063 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 YPR037C ERV2 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0188445312673968 0.275108948541196 1064 Flavin-linked sulfhydryl oxidase localized to the endoplasmic reticulum lumen, involved in disulfide bond formation within the ER protein thiol-disulfide exchange thiol oxidase activity integral to endoplasmic reticulum membrane YOR303W CPA1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0188276415116658 0.275539492161095 1065 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 YHL035C VMR1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0187712484287925 0.276980358751562 1066 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 YOR253W NAT5 hom FT RIBOSOME 0.0187294565558301 0.278051463647844 1067 Subunit of the N-terminal acetyltransferase NatA (Nat1p, Ard1p, Nat5p); N-terminally acetylates many proteins, which influences multiple processes such as the cell cycle, heat-shock resistance, mating, sporulation, and telomeric silencing N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatA complex|cytosolic ribosome YOL030W GAS5 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0187043595123214 0.278696041121818 1068 1,3-beta-glucanosyltransferase, has similarity to Gas1p; localizes to the cell wall (1->3)-beta-D-glucan metabolic process 1,3-beta-glucanosyltransferase activity fungal-type cell wall|integral to membrane YER085C_p YER085C hom 0.0187028876332774 0.278805557369023 1069 Putative protein of unknown function biological_process molecular_function cellular_component YJR051W OSM1 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.018670542363395 0.279637889618684 1070 Fumarate reductase, catalyzes the reduction of fumarate to succinate; required for the reoxidation of intracellular NADH under anaerobic conditions; mutations cause osmotic sensitivity; OSM1 has a paralog, FRD1, that arose from the whole genome duplication cellular response to anoxia fumarate reductase (NADH) activity mitochondrion YPR017C DSS4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING 0.0186161088695539 0.280970682401405 1071 Guanine nucleotide dissociation stimulator for Sec4p, functions in the post-Golgi secretory pathway; binds zinc, found both on membranes and in the cytosol post-Golgi vesicle-mediated transport zinc ion binding|guanyl-nucleotide exchange factor activity cytosol|membrane YLR372W SUR4 hom FF|FT VESICLE-MEDIATED TRANSPORT|KETONE METABOLISM|LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.018599125738368 0.281409860355851 1072 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 YJL203W PRP21 het FT RNA PROCESSING|NUCLEUS 0.0185764309320136 0.281997466801167 1073 Subunit of the SF3a splicing factor complex, required for spliceosome assembly mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YHL014C YLF2 hom FT MITOCHONDRION 0.0185594506915075 0.282437657226377 1074 Protein of unknown function, has weak similarity to E. coli GTP-binding protein gtp1; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies biological_process GTP binding mitochondrion YLR364W GRX8 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0185495880639282 0.282693546550439 1075 Glutaredoxin that employs a dithiol mechanism of catalysis; monomeric; activity is low and null mutation does not affect sensitivity to oxidative stress; GFP-fusion protein localizes to the cytoplasm; expression strongly induced by arsenic biological_process glutathione-disulfide reductase activity cytoplasm YNL264C PDR17 hom FT LIPID METABOLISM 0.0185115710462062 0.283681380687659 1076 Phosphatidylinositol transfer protein (PITP), downregulates Plb1p-mediated turnover of phosphatidylcholine, found in the cytosol and microsomes, homologous to Pdr16p, deletion affects phospholipid composition Golgi to plasma membrane protein transport|phosphatidylserine metabolic process|response to drug|sterol biosynthetic process|Unknown|phospholipid transport|phospholipid biosynthetic process phosphatidylinositol transporter activity|phosphatidylcholine transporter activity endosome|cell periphery|cytosol|cytoplasm YCR021C HSP30 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0185042596960513 0.283871626357374 1077 Hydrophobic plasma membrane localized, stress-responsive protein that negatively regulates the H(+)-ATPase Pma1p; induced by heat shock, ethanol treatment, weak organic acid, glucose limitation, and entry into stationary phase negative regulation of ATPase activity|response to stress molecular_function integral to membrane|plasma membrane YOR034C AKR2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0184763183266697 0.284599472748635 1078 Ankyrin repeat-containing protein; member of a family of putative palmitoyltransferases containing an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; possibly involved in constitutive endocytosis of Ste3p; AKR2 has a paralog, AKR1, that arose from the whole genome duplication endocytosis|protein palmitoylation palmitoyltransferase activity integral to membrane|Golgi apparatus YKR051W_p YKR051W hom 0.0184677965801311 0.284821707168411 1079 Putative protein of unknown function biological_process molecular_function integral to membrane YLR349W_d YLR349W hom 0.0184576622294101 0.285086148601257 1080 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified ORF DIC1/YLR348C Unknown Unknown Unknown YBR214W SDS24 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CELL DIVISION 0.0184030135044381 0.286514989116561 1081 Protein involved in cell separation during budding; one of two S. cerevisiae homologs (Sds23p and Sds24p) of the S. pombe Sds23 protein, which is implicated in APC/cyclosome regulation; may play an indirect role in fluid-phase endocytosis; protein abundance increases in response to DNA replication stress; SDS24 has a paralog, SDS23, that arose from the whole genome duplication endocytosis|cytokinetic cell separation molecular_function cytoplasm YPL207W TYW1 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM 0.0183901801696769 0.286851228030227 1082 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 YDL164C CDC9 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.018369172674844 0.287402207996049 1083 DNA ligase found in the nucleus and mitochondria, an essential enzyme that joins Okazaki fragments during DNA replication; also acts in nucleotide excision repair, base excision repair, and recombination lagging strand elongation|base-excision repair|mitotic cell cycle|DNA ligation|DNA recombination|nucleotide-excision repair DNA ligase (ATP) activity mitochondrion|nucleus|replication fork YFR021W ATG18 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION|VACUOLAR PROTEIN PROCESSING 0.0183069880643436 0.289037354082454 1084 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 YDR262W_p YDR262W hom 0.0182220967874716 0.291279668966164 1085 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole and is induced in response to the DNA-damaging agent MMS; gene expression increases in response to Zymoliase treatment biological_process molecular_function fungal-type vacuole YFL051C_p YFL051C hom FT PLASMA MEMBRANE 0.0181744788799193 0.292542551095707 1086 Putative protein of unknown function; YFL051C is not an essential gene biological_process molecular_function cellular_component YJR108W ABM1 hom FT CYTOSKELETON ORGANIZATION 0.0181708410730169 0.29263918083858 1087 Protein of unknown function, required for normal microtubule organization microtubule cytoskeleton organization molecular_function cellular_component YLR067C PET309 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0181544875159022 0.293073839026078 1088 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 YGL251C HFM1 hom FT CELL CYCLE|NUCLEUS 0.0181074193176919 0.294327272273633 1089 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 YJL031C BET4 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN PRENYLATION 0.0180093458988118 0.29767186288587 1090 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 YDR294C DPL1 hom FT KETONE METABOLISM|LIPID METABOLISM|SIGNALING|RESPONSE TO NUTRIENT LEVELS|ENDOPLASMIC RETICULUM 0.0179936528617004 0.297443745501918 1091 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 YBR006W UGA2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0179597423285436 0.298355271657818 1092 Succinate semialdehyde dehydrogenase involved in the utilization of gamma-aminobutyrate (GABA) as a nitrogen source; part of the 4-aminobutyrate and glutamate degradation pathways; localized to the cytoplasm cellular response to oxidative stress|gamma-aminobutyric acid catabolic process|glutamate decarboxylation to succinate succinate-semialdehyde dehydrogenase [NAD(P)+] activity cytoplasm YLR353W BUD8 hom FT CELL CYCLE|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0179175222586014 0.299420699560276 1093 Protein involved in bud-site selection; diploid mutants display a unipolar budding pattern instead of the wild-type bipolar pattern, and bud at the proximal pole pseudohyphal growth|cellular bud site selection molecular_function incipient cellular bud site|plasma membrane|cellular bud tip YDR261C EXG2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0178902143046339 0.300230032965432 1094 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 YKR047W_d YKR047W hom 0.0178873894882456 0.300234293392951 1095 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene NAP1 Unknown Unknown Unknown YCR006C_d YCR006C hom 0.0178587937374697 0.301007748275366 1096 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR099W TEL2 het FT PROTEIN LOCALIZATION|NUCLEUS|CHROMOSOME 0.0178501548557141 0.301457992607849 1097 Subunit of the ASTRA complex, involved in chromatin remodeling; subunit of the telomere cap complex DNA-binding protein specific to single-stranded yeast telomeric DNA repeats, required for telomere length regulation and telomere position effect; involved in the stability or biogenesis of PIKKs such as TORC1 protein localization to chromosome|telomere maintenance via telomerase|telomere maintenance telomeric DNA binding ASTRA complex|nuclear telomere cap complex YOR216C RUD3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|GOLGI APPARATUS 0.0178475633516409 0.301311869091783 1098 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 YDR193W_d YDR193W hom 0.0178457179432334 0.302011434894951 1099 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR456W_p YLR456W hom FT OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|NUCLEUS 0.0178308546107297 0.302269817886725 1100 Putative pyridoxal 5'-phosphate synthase; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2; YLR456W has a paralog, YPR172W, that arose from the whole genome duplication biological_process molecular_function cellular_component YEL006W YEA6 hom FT MITOCHONDRION 0.0178251888064333 0.301918385166726 1101 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 YLR295C ATP14 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0178057250976677 0.30244665611025 1102 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) YHL040C ARN1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0178031849396441 0.302515644688783 1103 ARN family transporter for siderophore-iron chelates; responsible for uptake of iron bound to ferrirubin, ferrirhodin, and related siderophores; protein increases in abundance and relocalizes to the vacuole upon DNA replication stress siderophore transport siderophore transmembrane transporter activity endosome|integral to membrane|plasma membrane|cytoplasmic membrane-bounded vesicle YML061C PIF1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0177988104165409 0.302995189673087 1104 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 YLR280C_d YLR280C hom 0.0177698420847186 0.303422178874311 1105 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR110W FOB1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|CHROMOSOME SEGREGATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.01776351849664 0.303594309594203 1106 Nucleolar protein that binds the rDNA replication fork barrier (RFB) site; required for replication fork blocking, recombinational hotspot activity, condensin recruitment to RFB and rDNA repeat segregation; related to retroviral integrases extrachromosomal circular DNA accumulation involved in cell aging|negative regulation of DNA replication|rDNA condensation|chromatin silencing at rDNA|replicative cell aging|protein localization to nucleolar rDNA repeats|DNA recombination rDNA spacer replication fork barrier binding nucleolus|rDNA heterochromatin YPR113W PIS1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0176543221647585 0.306793363372238 1107 Phosphatidylinositol synthase, required for biosynthesis of phosphatidylinositol, which is a precursor for polyphosphoinositides, sphingolipids, and glycolipid anchors for some of the plasma membrane proteins phosphatidylinositol biosynthetic process CDP-diacylglycerol-inositol 3-phosphatidyltransferase activity mitochondrial outer membrane|mitochondrion|integral to membrane|Golgi apparatus YER044C ERG28 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0176449265729668 0.306834444113294 1108 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 YGR215W RSM27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0175836610245789 0.308517260714048 1109 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YLR370C ARC18 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|CYTOSKELETON 0.0175805890933988 0.309831200186936 1110 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 YNL086W_p SNN1 hom 0.017569129626757 0.308989440217793 1111 Putative protein of unknown function; likely member of BLOC complex involved in endosomal cargo sorting; green fluorescent protein (GFP)-fusion protein localizes to endosomes biological_process molecular_function endosome|BLOC-1 complex YAL027W SAW1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0175579447414491 0.309225439347931 1112 5'- and 3'-flap DNA binding protein; stimulates the endonuclease activity of Rad1/Rad10p; involved in Rad1p/Rad10p-dependent removal of 3'-nonhomologous tails during double-strand break repair via single-strand annealing; green fluorescent protein (GFP)-fusion protein localizes to the nucleus double-strand break repair via single-strand annealing, removal of nonhomologous ends molecular_function nucleus YLL010C PSR1 hom FT PLASMA MEMBRANE 0.0175456732178653 0.309563752463463 1113 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 YBR102C EXO84 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|SITE OF POLARIZED GROWTH 0.0175377484481384 0.30978235994652 1114 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 YBL097W BRN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.0175175159100212 0.310340943603728 1115 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 YOR377W ATF1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM 0.0175073987704314 0.310620508572697 1116 Alcohol acetyltransferase; responsible for the major part of volatile acetate ester production during fermentation; main enzyme involved in terpenyl acetate synthesis; potential roles in lipid and sterol metabolism Unknown|fermentation alcohol O-acetyltransferase activity lipid particle YGR237C_p YGR237C hom 0.0175046125659219 0.310986267308126 1117 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function cytoplasm YPL042C SSN3 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0174928944166206 0.311238119607915 1118 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 YDR273W DON1 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0174828599065322 0.31151580465364 1119 Meiosis-specific component of the spindle pole body, part of the leading edge protein (LEP) coat, forms a ring-like structure at the leading edge of the prospore membrane during meiosis II meiosis|ascospore wall assembly molecular_function prospore membrane YKL126W YPK1 hom FF|FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0174428461992166 0.312624727536714 1120 Serine/threonine protein kinase; phosphorylates and downregulates flippase activator Fpk1p; inactivates Orm1p and Orm2p (inhibitors of serine:palmitoyl-coenzyme A transferase) by phosphorylation in response to compromised sphingolipid synthesis; mutations affect receptor-mediated endocytosis and sphingolipid-mediated and cell integrity signaling pathways; homolog of mammalian kinase SGK; YPK1 has a paralog, YPK2, that arose from the whole genome duplication eisosome assembly|protein autophosphorylation|negative regulation of phospholipid translocation|protein phosphorylation protein serine/threonine kinase activity cytosol|plasma membrane|cellular bud neck YNL312W RFA2 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0174243353968449 0.312922062375598 1121 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 YBR128C ATG14 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|PEROXISOME ORGANIZATION 0.0174085650475754 0.313360298271114 1122 Autophagy-specific subunit of phosphatidylinositol 3-kinase complex I (with Vps34/15/30p); Atg14p targets complex I to the phagophore assembly site (PAS); required for localizing additional ATG proteins to the PAS; required for overflow degradation of misfolded proteins when ERAD is saturated; homolog of human Barkor piecemeal microautophagy of nucleus|ER-associated protein catabolic process|peroxisome degradation|macroautophagy|CVT pathway 1-phosphatidylinositol-3-kinase activity phosphatidylinositol 3-kinase complex I|fungal-type vacuole membrane|pre-autophagosomal structure|extrinsic to membrane YLL015W BPT1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS 0.0173892624984643 0.313969400272411 1123 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 YBL021C HAP3 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0173853042896732 0.31400741878696 1124 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 YFR048W RMD8 hom FT CELL CYCLE 0.0173701703417162 0.314501083691162 1125 Cytosolic protein required for sporulation biological_process molecular_function cytoplasm YOR356W CIR2 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0173674635177189 0.314793131046426 1126 Putative ortholog of human electron transfer flavoprotein dehydrogenase (ETF-dH); found in a large supramolecular complex with other mitochondrial dehydrogenases; may have a role in oxidative stress response biological_process molecular_function mitochondrion YNL215W IES2 hom FT NUCLEUS 0.0173649943555458 0.315223413408134 1127 Protein that associates with the INO80 chromatin remodeling complex; associates with the INO80 complex under low-salt conditions; essential for growth under anaerobic conditions; protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YDL121C_p YDL121C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0173531918244252 0.315769633326477 1128 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDL121C is not an essential protein biological_process molecular_function endoplasmic reticulum YHR147C MRPL6 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0173514179054444 0.315385025679852 1129 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YJR034W PET191 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0173373064102038 0.315345507921234 1130 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 YIL152W_p YIL152W hom 0.0173074142946361 0.316180732228619 1131 Putative protein of unknown function biological_process molecular_function cellular_component YDR305C HNT2 hom FT NUCLEUS|MITOCHONDRION 0.0173072903965047 0.316184197120097 1132 Dinucleoside triphosphate hydrolase; has similarity to the tumor suppressor FHIT and belongs to the histidine triad (HIT) superfamily of nucleotide-binding proteins nucleoside catabolic process hydrolase activity|nucleoside-triphosphatase activity mitochondrion|nucleus|cytoplasm YOR140W SFL1 hom FT TRANSCRIPTION FROM RNA POL II|GENE SILENCING|NUCLEUS 0.0172972811103005 0.316536360829492 1133 Transcriptional repressor and activator; involved in repression of flocculation-related genes, and activation of stress responsive genes; negatively regulated by cAMP-dependent protein kinase A subunit Tpk2p gene silencing|Unknown|positive 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 YOL077W-A ATP19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.017293694197962 0.316564574985017 1134 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) YCR032W BPH1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.0172493947051825 0.317806013341241 1135 Protein homologous to Chediak-Higashi syndrome and Beige proteins; both of which are implicated in disease syndromes in human and mouse, respectively, due to defective lysosomal trafficking; mutant phenotype and genetic interactions suggest a role in protein sorting intracellular protein transport|fungal-type cell wall organization|response to pH molecular_function cytosol|mitochondrion|extrinsic to membrane YER042W MXR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.017214360997232 0.319151083213808 1136 Methionine-S-sulfoxide reductase, involved in the response to oxidative stress; protects iron-sulfur clusters from oxidative inactivation along with MXR2; involved in the regulation of lifespan cellular response to oxidative stress peptide-methionine-(S)-S-oxide reductase activity nucleus|cytoplasm YLR254C NDL1 hom FT CELL CYCLE|CELL DIVISION|NUCLEUS|CYTOSKELETON 0.0172038265365656 0.319086327721833 1137 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 YBL002W HTB2 hom FT CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME 0.0171955153475092 0.319320207928368 1138 Histone H2B, core histone protein required for chromatin assembly and chromosome function; nearly identical to HTB1; Rad6p-Bre1p-Lge1p mediated ubiquitination regulates transcriptional activation, meiotic DSB formation and H3 methylation chromatin assembly or disassembly DNA binding replication fork protection complex|nuclear nucleosome YPL206C PGC1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0171900079717956 0.319475249451743 1139 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 YPR068C HOS1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0171810783843199 0.319726736370976 1140 Class I histone deacetylase (HDAC) family member that deacetylates Smc3p on lysine residues at anaphase onset; has sequence similarity to Hda1p, Rpd3p, Hos2p, and Hos3p; interacts with the Tup1p-Ssn6p corepressor complex peptidyl-lysine deacetylation|histone H4 deacetylation|positive regulation of transcription from RNA polymerase II promoter histone deacetylase activity|protein deacetylase activity histone deacetylase complex YPR096C YPR096C hom 0.0171599312371105 0.320322826552323 1141 Protein of unknown function that may interact with ribosomes, based on co-purification experiments biological_process molecular_function ribosome YOL144W NOP8 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0171379693009644 0.321303672310474 1142 Nucleolar protein required for 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus YPL152W RRD2 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION 0.017119869936112 0.321454053534844 1143 Peptidyl-prolyl cis/trans-isomerase; also activates the phosphotyrosyl phosphatase activity of protein phosphatase 2A (PP2A); regulates G1 phase progression, the osmoresponse, microtubule dynamics; subunit of the Tap42p-Pph21p-Rrd2p complex; protein abundance increases in response to DNA replication stress mitotic spindle organization in nucleus|response to osmotic stress peptidyl-prolyl cis-trans isomerase activity|protein phosphatase type 2A regulator activity protein phosphatase type 2A complex YLR142W PUT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0171013864101634 0.322049016937119 1144 Proline oxidase, nuclear-encoded mitochondrial protein involved in utilization of proline as sole nitrogen source; PUT1 transcription is induced by Put3p in the presence of proline and the absence of a preferred nitrogen source glutamate biosynthetic process|proline catabolic process to glutamate proline dehydrogenase activity mitochondrion YMR287C DSS1 hom FT MITOCHONDRION 0.0170972461908545 0.323178657114091 1145 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 YPL040C ISM1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0170742188846374 0.322746295357195 1146 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 YOR367W SCP1 hom FT CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0170577024597761 0.323214657974769 1147 Component of yeast cortical actin cytoskeleton, binds and cross links actin filaments; originally identified by its homology to calponin (contains a calponin-like repeat) but the Scp1p domain structure is more similar to transgelin actin filament organization|chronological cell aging actin filament binding|protein binding, bridging actin cortical patch YOR228C YOR228C hom FT MITOCHONDRION 0.0170406782176361 0.323697884229636 1148 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion|integral to membrane YDR457W TOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|PROTEOLYSIS|RNA LOCALIZATION|NUCLEUS 0.0170397559309875 0.32372407639322 1149 E3 ubiquitin ligase of the hect-domain class; has a role in mRNA export from the nucleus and may regulate transcriptional coactivators; involved in degradation of excess histones; interacts with Dia2p and is required for Dia2p degradation; required to target Cdc6p for ubiquitin-mediated destruction during G1 phase endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|mitosis|nucleocytoplasmic transport|nucleus organization|cleavage in ITS2 between 5.8S rRNA and LSU-rRNA of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|regulation of cell size|protein ubiquitination ubiquitin-protein ligase activity integral to membrane|nucleolus|nucleus YPL201C YIG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.0170392113317908 0.323739543199574 1150 Protein that interacts with glycerol 3-phosphatase and plays a role in anaerobic glycerol production; localizes to the nucleus and cytosol glycerol biosynthetic process molecular_function cytosol|nucleus YLR056W ERG3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0170382086935777 0.323768019731676 1151 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 YLL060C GTT2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.0169840966331743 0.325307308480718 1152 Glutathione S-transferase capable of homodimerization; functional overlap with Gtt2p, Grx1p, and Grx2p; protein abundance increases in response to DNA replication stress glutathione metabolic process glutathione transferase activity mitochondrion YGL152C_d YGL152C hom 0.0169375798859795 0.326634335815842 1153 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF PEX14/YGL153W Unknown Unknown Unknown YGR151C_d YGR151C hom 0.0168859702688074 0.328327212582921 1154 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF RSR1/BUD1/YGR152C; relative distribution to the nucleus increases upon DNA replication stress Unknown Unknown Unknown YMR016C SOK2 hom FT NUCLEUS 0.0168117990311922 0.33024018305537 1155 Nuclear protein that negatively regulates pseudohyphal differentiation; plays a regulatory role in the cyclic AMP (cAMP)-dependent protein kinase (PKA) signal transduction pathway; SOK2 has a paralog, PHD1, that arose from the whole genome duplication pseudohyphal growth sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity nucleus YBR140C IRA1 het FF|FT SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0167181581882633 0.33294131128261 1156 GTPase-activating protein; negatively regulates RAS by converting it from the GTP- to the GDP-bound inactive form, required for reducing cAMP levels under nutrient limiting conditions, mediates membrane association of adenylate cyclase; IRA1 has a paralog, IRA2, that arose from the whole genome duplication negative regulation of cAMP biosynthetic process|negative regulation of Ras protein signal transduction|regulation of adenylate cyclase activity|positive regulation of Ras GTPase activity Ras GTPase activator activity mitochondrion|integral to membrane|membrane YGR222W PET54 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0167152203539496 0.33324261925907 1157 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 YBR012C_d YBR012C hom 0.0167151627255345 0.333027951933715 1158 Dubious open reading frame, unlikely to encode a functional protein; expression induced by iron-regulated transcriptional activator Aft2p Unknown Unknown Unknown YOR156C NFI1 hom FT CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.0167137707938616 0.333068217063211 1159 SUMO E3 ligase, catalyzes the covalent attachment of SUMO (Smt3p) to proteins; primary E3 ligase for Sir4p; sumoylates Yku70p/Yku80p and Sir4p in vivo to promote chromatin anchoring; promotes telomere anchoring to the nuclear envelope; involved in maintenance of proper telomere length protein sumoylation|chromosome segregation|chromosome condensation SUMO ligase activity nuclear chromatin|nucleus|cytoplasm YLR381W CTF3 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0166877965506614 0.333820163626479 1160 Outer kinetochore protein that forms a complex with Mcm16p and Mcm22p; may bind the kinetochore to spindle microtubules; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-I and fission yeast mis6 chromosome segregation|DNA replication initiation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YGL121C GPG1 hom FT SIGNALING 0.0166194597025849 0.335803718229078 1161 Proposed gamma subunit of the heterotrimeric G protein that interacts with the receptor Gpr1p; involved in regulation of pseudohyphal growth; requires Gpb1p or Gpb2p to interact with Gpa2p; overproduction causes prion curing signal transduction|invasive growth in response to glucose limitation signal transducer activity cellular_component YBR090C_p YBR090C hom FT NUCLEUS 0.0165952208377133 0.337013912149733 1162 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus biological_process molecular_function nucleus|cytoplasm YKL032C IXR1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0165418889246874 0.338208561213458 1163 Protein that binds DNA containing intrastrand cross-links formed by cisplatin, contains two HMG (high mobility group box) domains, which confer the ability to bend cisplatin-modified DNA; mediates aerobic transcriptional repression of COX5b DNA repair|cellular response to hypoxia|negative regulation of transcription from RNA polymerase II promoter damaged DNA binding|sequence-specific DNA binding nuclear chromatin YLR316C TAD3 het FT RNA PROCESSING|NUCLEUS 0.0164890693404875 0.339609440144759 1164 Subunit of tRNA-specific adenosine-34 deaminase, forms a heterodimer with Tad2p that converts adenosine to inosine at the wobble position of several tRNAs tRNA modification tRNA-specific adenosine deaminase activity nucleus|cytoplasm YOR048C RAT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0164647036609275 0.340539740360998 1165 Nuclear 5' to 3' single-stranded RNA exonuclease, involved in RNA metabolism, including rRNA and snRNA processing as well as poly (A+) dependent and independent mRNA transcription termination termination of RNA polymerase II transcription, exosome-dependent|nuclear mRNA surveillance|termination of RNA polymerase II transcription, poly(A)-coupled|rRNA processing|RNA processing 5'-3' exoribonuclease activity mitochondrion|nucleus YHR168W MTG2 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0164583220173211 0.340582883429708 1166 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 YML081C-A ATP18 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0164325764780588 0.341266855311577 1167 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) YGR147C NAT2 het FT MITOCHONDRION 0.0164209314591981 0.341609144915434 1168 Protein with an apparent role in acetylation of N-terminal methionine residues N-terminal peptidyl-methionine acetylation molecular_function mitochondrion YLR169W_d YLR169W hom 0.0163685746296499 0.343150815358345 1169 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR070W MED1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.0163616667408043 0.343354552562193 1170 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 YMR182C RGM1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|CHROMOSOME 0.0163527060482799 0.34361894900266 1171 Putative zinc finger DNA binding transcription factor; contains two N-terminal C2H2 zinc fingers and C-terminal proline rich domain; overproduction impairs cell growth and induces expression of genes involved in monosaccharide catabolism and aldehyde metabolism; regulates expression of of Y-prime telomeric elements and subtelomeric COS genes; RGM1 has a paralog, USV1, that arose from the whole genome duplication positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nuclear chromatin YHR061C GIC1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0163468311588626 0.343792365482142 1172 Protein involved in initiation of budding and cellular polarization; interacts with Cdc42p via the Cdc42/Rac-interactive binding (CRIB) domain; relocalizes from bud neck to nucleus upon DNA replication stress regulation of exit from mitosis|establishment of cell polarity|axial cellular bud site selection|Rho protein signal transduction Rho GTPase binding|Rho GTPase activator activity incipient cellular bud site|actin cap|mating projection tip|cellular bud neck|cellular bud tip YKR070W_p YKR070W hom FT MITOCHONDRION 0.0163383264554504 0.344259426819395 1173 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 YOL011W PLB3 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.0163051670580445 0.345095756239874 1174 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; hydrolyzes phosphatidylinositol and phosphatidylserine and displays transacylase activity in vitro phosphatidylinositol metabolic process|phosphatidylserine catabolic process lysophospholipase activity extracellular region|plasma membrane YGR252W GCN5 hom FF|FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.0162991787447761 0.345201045060558 1175 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 YPL032C SVL3 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|SITE OF POLARIZED GROWTH 0.0162782169146607 0.346542023404331 1176 Protein of unknown function; mutant phenotype suggests a potential role in vacuolar function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery, cytoplasm, bud, and bud neck; relocalizes from bud neck to cytoplasm upon DNA replication stress endocytosis molecular_function cellular bud|cellular bud neck|cytoplasm YML035C AMD1 hom FT NUCLEOTIDE METABOLISM 0.0162534454224391 0.34727647327583 1177 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 YOR009W TIR4 hom FT CELL WALL ORG/BIOGENESIS 0.0162520655308926 0.346597396160879 1178 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 YBR294W SUL1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0162493606084934 0.346965433011101 1179 High affinity sulfate permease of the SulP anion transporter family; sulfate uptake is mediated by specific sulfate transporters Sul1p and Sul2p, which control the concentration of endogenous activated sulfate intermediates sulfate transport|transmembrane transport sulfate transmembrane transporter activity integral to membrane|plasma membrane YGR219W_d YGR219W hom 0.0162149718111378 0.34777120467185 1180 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 YDR499W LCD1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0162106833637353 0.347826850376111 1181 Essential protein required for the DNA integrity checkpoint pathways; interacts physically with Mec1p; putative homolog of S. pombe Rad26 and human ATRIP; forms nuclear foci upon DNA replication stress establishment of protein localization|telomere maintenance via telomerase|DNA damage checkpoint damaged DNA binding nuclear chromosome YMR164C MSS11 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.0161949096171336 0.34829621337353 1182 Transcription factor involved in regulation of invasive growth and starch degradation; controls the activation of FLO11 and STA2 in response to nutritional signals biofilm formation|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 RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YCR089W FIG2 hom FT CELL WALL ORG/BIOGENESIS 0.0161936820856263 0.348476537464854 1183 Cell wall adhesin, expressed specifically during mating; may be involved in maintenance of cell wall integrity during mating filamentous growth of a population of unicellular organisms|cell morphogenesis involved in conjugation with cellular fusion|invasive growth in response to glucose limitation|cytogamy molecular_function fungal-type cell wall|mating projection YNL135C FPR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0161615416412079 0.349506083751849 1184 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 YLR009W RLP24 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.01615615205499 0.349882650991356 1185 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 YAL036C RBG1 hom FT TRANSLATION|RIBOSOME 0.0161492428911151 0.349657338221482 1186 Member of the DRG family of GTP-binding proteins; associates with translating ribosomes; interacts with Tma46p, Ygr250cp, Gir2p and Yap1p via two-hybrid cytoplasmic translation GTP binding polysomal ribosome|polysome|cytoplasm YKR024C DBP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0161187923036957 0.350926204075022 1187 Putative ATP-dependent RNA helicase of the DEAD-box family involved in ribosomal biogenesis; essential for growth under anaerobic conditions maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) ATP-dependent RNA helicase activity nucleolus YER089C PTC2 hom FT CELL CYCLE|SIGNALING|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0160686573063451 0.352067460349367 1188 Type 2C protein phosphatase (PP2C); dephosphorylates Hog1p to limit maximal osmostress induced kinase activity; dephosphorylates Ire1p to downregulate the unfolded protein response; dephosphorylates Cdc28p; inactivates the DNA damage checkpoint; PTC2 has a paralog, PTC3, that arose from the whole genome duplication endoplasmic reticulum unfolded protein response|inactivation of MAPK activity involved in osmosensory signaling pathway|regulation of cyclin-dependent protein kinase activity|protein dephosphorylation|DNA damage checkpoint protein serine/threonine phosphatase activity nucleus|cytoplasm YNL078W NIS1 hom FT CELL CYCLE|NUCLEUS|SITE OF POLARIZED GROWTH 0.016049997865935 0.352627015042318 1189 Protein localized in the bud neck at G2/M phase; physically interacts with septins; possibly involved in a mitotic signaling network regulation of mitosis molecular_function nucleus|cellular bud neck YPL231W FAS2 het FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0160459156266764 0.352749507173814 1190 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 YCL075W YCL075W hom FT NUCLEUS 0.0160318879411852 0.353170628554479 1191 Pseudogene: encodes fragment of Ty Pol protein transposition, RNA-mediated ribonuclease activity|peptidase activity|RNA binding|RNA-directed DNA polymerase activity|DNA-directed DNA polymerase activity retrotransposon nucleocapsid YHL041W_d YHL041W hom 0.0160300701144293 0.353225224293901 1192 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data Unknown Unknown Unknown YNL247W YNL247W het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0160024866640158 0.354054306983869 1193 Cysteinyl-tRNA synthetase; may interact with ribosomes, based on co-purification experiments cysteinyl-tRNA aminoacylation cysteine-tRNA ligase activity ribosome|cytoplasm YPR011C_p YPR011C hom FT MITOCHONDRION 0.0159831962828579 0.354706608764413 1194 Putative transporter, member of the mitochondrial carrier family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies transport transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YIR010W DSN1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0159756289003114 0.354862757417315 1195 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 YPR149W NCE102 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|ENDOPLASMIC RETICULUM|MITOCHONDRION|PLASMA MEMBRANE 0.0159153214985958 0.356682321902785 1196 Protein of unknown function; contains transmembrane domains; involved in secretion of proteins that lack classical secretory signal sequences; component of the detergent-insoluble glycolipid-enriched complexes (DIGs) eisosome assembly|protein secretion|negative regulation of protein phosphorylation|plasma membrane organization|establishment of protein localization to plasma membrane molecular_function mitochondrion|integral to membrane|membrane raft|endoplasmic reticulum|cellular bud membrane|plasma membrane|mating projection membrane|cytoplasm YMR193W MRPL24 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0159035528217035 0.357109787915268 1197 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 YOR360C PDE2 hom FT SIGNALING|NUCLEUS 0.0158842935708868 0.357620766091035 1198 High-affinity cyclic AMP phosphodiesterase, component of the cAMP-dependent protein kinase signaling system, protects the cell from extracellular cAMP, contains readthrough motif surrounding termination codon cAMP-mediated signaling 3',5'-cyclic-AMP phosphodiesterase activity nucleus|cytoplasm YLR311C_d YLR311C hom 0.0158738930725828 0.35793567800983 1199 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR032C PST2 hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0158660650411828 0.358244491754985 1200 Protein with similarity to a family of flavodoxin-like proteins; induced by oxidative stress in a Yap1p dependent manner; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress; PST2 has a paralog, RFS1, that arose from the whole genome duplication biological_process molecular_function mitochondrion|membrane raft|plasma membrane|cytoplasm YMR064W AEP1 hom FT TRANSLATION|MITOCHONDRION 0.0158360209545317 0.359083863846107 1201 Protein required for expression of the mitochondrial OLI1 gene encoding subunit 9 of F1-F0 ATP synthase regulation of translation translation regulator activity mitochondrion YCL042W_p YCL042W hom 0.0158156220544595 0.359846566118407 1202 Putative protein of unknown function; epitope-tagged protein localizes to the cytoplasm biological_process molecular_function cytoplasm YOL063C CRT10 hom FT TRANSCRIPTION FROM RNA POL II 0.0158046592500421 0.360036419966808 1203 Protein involved in transcriptional regulation of RNR2 and RNR3; expression of the gene is induced by DNA damage and null mutations confer increased resistance to hydroxyurea; N-terminal region has a leucine repeat and a WD40 repeat regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YBL039C URA7 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.0158000955061606 0.360533512943037 1204 Major CTP synthase isozyme (see also URA8); catalyzes the ATP-dependent transfer of the amide nitrogen from glutamine to UTP, forming CTP, the final step in de novo biosynthesis of pyrimidines; involved in phospholipid biosynthesis; capable of forming cytoplasmic filaments termed cytoophidium, especially during conditions of glucose depletion; URA7 has a paralog, URA8, that arose from the whole genome duplication pyrimidine nucleobase biosynthetic process|CTP biosynthetic process|phospholipid biosynthetic process CTP synthase activity cytosol YDR434W GPI17 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0157818025655389 0.360731649339211 1205 Transmembrane protein subunit of the glycosylphosphatidylinositol transamidase complex that adds GPIs to newly synthesized proteins; human PIG-S homolog attachment of GPI anchor to protein GPI-anchor transamidase activity integral to membrane|endoplasmic reticulum|GPI-anchor transamidase complex YPL057C SUR1 hom FT LIPID METABOLISM 0.015779490824389 0.360802012180587 1206 Mannosylinositol phosphorylceramide (MIPC) synthase catalytic subunit; forms a complex with regulatory subunit Csg2p; function in sphingolipid biosynthesis is overlapping with that of Csh1p; SUR1 has a paralog, CSH1, that arose from the whole genome duplication glycosphingolipid biosynthetic process|mannosyl-inositol phosphorylceramide metabolic process|sphingolipid biosynthetic process mannosyltransferase activity|transferase activity, transferring glycosyl groups integral to membrane|intracellular YMR209C_p YMR209C hom 0.0157538795734945 0.361582121778239 1207 Putative S-adenosylmethionine-dependent methyltransferase; YMR209C is not an essential gene biological_process S-adenosylmethionine-dependent methyltransferase activity cellular_component YMR115W MGR3 hom FT PROTEOLYSIS|MITOCHONDRION 0.0157382492427525 0.362058735023862 1208 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 YOL048C RRT8 hom 0.0156833175914115 0.363736876552242 1209 Protein of unknown function; identified in a screen for mutants with increased levels of rDNA transcription; green fluorescent protein (GFP)-fusion protein localizes to lipid particles; protein abundance increases in response to DNA replication stress biological_process molecular_function integral to membrane|lipid particle YGR113W DAM1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0156617577033604 0.364611476126424 1210 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; Ipl1p target for regulating kinetochore-MT attachments mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle midzone|DASH complex|condensed nuclear chromosome kinetochore|kinetochore microtubule|spindle YPR186C PZF1 het FT NUCLEUS 0.0156511351964933 0.364722292007232 1211 Transcription factor IIIA (TFIIIA); essential DNA binding protein required for transcription of 5S rRNA by RNA polymerase III; not involved in transcription of other RNAP III genes; nine conserved zinc fingers; may also bind 5S rRNA 5S class rRNA transcription from RNA polymerase III type 1 promoter RNA polymerase III type 1 promoter sequence-specific DNA binding|TFIIIC-class transcription factor binding|RNA polymerase III type 1 promoter sequence-specific DNA binding TFIIIC recruiting transcription factor activity nucleus YPL232W SSO1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.0156494661975602 0.364773441696654 1212 Plasma membrane t-SNARE involved in fusion of secretory vesicles at the plasma membrane and in vesicle fusion during sporulation; forms a complex with Sec9p that binds v-SNARE Snc2p; syntaxin homolog; functionally redundant with Sso2p ascospore formation|ascospore-type prospore assembly|vesicle fusion phosphatidic acid binding|phosphatidylinositol-3,4-bisphosphate binding|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|SNAP receptor activity SNARE complex|fungal-type vacuole membrane|plasma membrane|prospore membrane YLR343W GAS2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE 0.0156470635887785 0.365706494315951 1213 1,3-beta-glucanosyltransferase, involved with Gas4p in spore wall assembly; has similarity to Gas1p ascospore wall assembly 1,3-beta-glucanosyltransferase activity integral to membrane|cytoplasm YDR247W VHS1 hom FT CELL CYCLE|PROTEIN PHOSPHORYLATION 0.0156441243179537 0.365653141807037 1214 Cytoplasmic serine/threonine protein kinase; identified as a high-copy suppressor of the synthetic lethality of a sis2 sit4 double mutant, suggesting a role in G1/S phase progression; homolog of Sks1p protein phosphorylation|G1/S transition of mitotic cell cycle protein serine/threonine kinase activity|protein kinase activity cytoplasm YIL092W_p YIL092W hom FT NUCLEUS 0.0156400652984981 0.365061634042469 1215 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 YBR147W RTC2 hom FT MITOCHONDRION 0.0156260402375224 0.365491848040592 1216 Putative vacuolar membrane transporter for cationic amino acids; likely contributes to amino acid homeostasis by exporting cationic amino acids from the vacuole; positive regulation by Lys14p suggests that lysine may be the primary substrate; member of the PQ-loop family, with seven transmembrane domains; similar to mammalian PQLC2 vacuolar transporter biological_process molecular_function mitochondrion|integral to membrane YOL098C_p YOL098C hom FT PROTEOLYSIS 0.0156179685979652 0.365739586224922 1217 Putative metalloprotease biological_process molecular_function cytoplasm YNL170W_d YNL170W hom 0.0156010969134497 0.366257757361326 1218 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YBL012C_d YBL012C hom 0.0155723631910541 0.367141294004412 1219 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHR143W DSE2 hom FF|FT CELL WALL ORG/BIOGENESIS|CELL DIVISION 0.0155620028665956 0.36746019024491 1220 Daughter cell-specific secreted protein with similarity to glucanases, degrades cell wall from the daughter side causing daughter to separate from mother; expression is repressed by cAMP cytokinesis, completion of separation|pseudohyphal growth glucosidase activity extracellular region|fungal-type cell wall YIL155C GUT2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0155601181423633 0.367518221586831 1221 Mitochondrial glycerol-3-phosphate dehydrogenase; expression is repressed by both glucose and cAMP and derepressed by non-fermentable carbon sources in a Snf1p, Rsf1p, Hap2/3/4/5 complex dependent manner NADH oxidation|replicative cell aging|glycerol metabolic process glycerol-3-phosphate dehydrogenase activity mitochondrion|integral to mitochondrial outer membrane YOR316C COT1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0155579796527773 0.367584073366405 1222 Vacuolar transporter that mediates zinc transport into the vacuole; overexpression confers resistance to cobalt and rhodium; protein abundance increases in response to DNA replication stress; COT1 has a paralog, ZRC1, that arose from the whole genome duplication cellular zinc ion homeostasis|cobalt ion transport|zinc ion transport cobalt ion transmembrane transporter activity|zinc ion transmembrane transporter activity|inorganic cation transmembrane transporter activity mitochondrion|integral to membrane|fungal-type vacuole YDR233C RTN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION|GOLGI APPARATUS 0.0155479281039001 0.367893695089615 1223 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 YOR306C MCH5 hom FT PLASMA MEMBRANE 0.0155381040203731 0.368267885375598 1224 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 YOL107W_p YOL107W hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0155200748221123 0.368752518252302 1225 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and colocalizes in a punctate pattern with the early golgi/COPI vesicles; YOL107W is not an essential protein biological_process molecular_function COPI-coated vesicle|Golgi apparatus YER002W NOP16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0155183389410659 0.368877484395153 1226 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YOL033W MSE1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0155069821385311 0.36915664614996 1227 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 YIR018C-A_p YIR018C-A hom 0.0154821142953191 0.369924992024519 1228 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YHL022C SPO11 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.0154524060595208 0.370844193312049 1229 Meiosis-specific protein that initiates meiotic recombination by catalyzing the formation of double-strand breaks in DNA via a transesterification reaction; required for homologous chromosome pairing and synaptonemal complex formation meiotic DNA double-strand break formation endodeoxyribonuclease activity, producing 3'-phosphomonoesters nuclear chromosome YEL012W UBC8 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS 0.0154414955622092 0.371182130062148 1230 Ubiquitin-conjugating enzyme that negatively regulates gluconeogenesis by mediating the glucose-induced ubiquitination of fructose-1,6-bisphosphatase (FBPase); cytoplasmic enzyme that catalyzes the ubiquitination of histones in vitro negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|protein polyubiquitination|protein monoubiquitination ubiquitin-protein ligase activity cytoplasm YJL135W_d YJL135W hom 0.0154091048074543 0.372186511238748 1231 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 YIL030C SSM4 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|UBIQUITIN LIGASE COMPLEX 0.0153942957071637 0.372646276177306 1232 Ubiquitin-protein ligase involved in ER-associated protein degradation; located in the ER/nuclear envelope; ssm4 mutation suppresses mRNA instability caused by an rna14 mutation ER-associated protein catabolic process ubiquitin-protein ligase activity nuclear envelope|integral to endoplasmic reticulum membrane|Doa10p ubiquitin ligase complex|integral to membrane|nuclear inner membrane YMR114C YMR114C hom FT NUCLEUS 0.01537002790917 0.374614540230974 1233 Protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and cytoplasm; YMR114C is not an essential gene biological_process molecular_function ribosome|nucleus|cytoplasm YOR376W-A_p YOR376W-A hom 0.0153646228294347 0.373568561418745 1234 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDL071C_d YDL071C hom 0.0153129149055504 0.375464051789934 1235 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 YCR028C-A RIM1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0152881160407125 0.375953034054477 1236 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 YMR257C PET111 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0152446650159388 0.377311436182939 1237 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 YCR052W RSC6 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.0152412315915444 0.377774769596649 1238 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 YLR218C COA4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0152357569622587 0.377590300298864 1239 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 YGL129C RSM23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0152183202725355 0.378136518324526 1240 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 YNL091W NST1 hom 0.0151797632282773 0.379346074049296 1241 Protein of unknown function, mediates sensitivity to salt stress; interacts physically with the splicing factor Msl1p and also displays genetic interaction with MSL1 response to salt stress molecular_function cytoplasm YNL097C PHO23 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0151747434443977 0.379503722259591 1242 Probable component of the Rpd3 histone deacetylase complex, involved in transcriptional regulation of PHO5; affects termination of snoRNAs and cryptic unstable transcripts (CUTs); C-terminus has similarity to human candidate tumor suppressor p33(ING1) and its isoform ING3 positive regulation of transcription from RNA polymerase II promoter in response to heat stress|negative regulation of chromatin silencing at silent mating-type cassette|negative regulation of transcription from RNA polymerase I promoter|negative regulation of chromatin silencing at telomere|negative regulation of chromatin silencing at rDNA|chromatin modification|positive regulation of transcription from RNA polymerase II promoter methylated histone residue binding histone deacetylase complex|Rpd3L-Expanded complex|nucleus|Rpd3L complex YER169W RPH1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS 0.0151359844030766 0.380722320161875 1243 JmjC domain-containing histone demethylase; specifically demethylates H3K36 tri- and dimethyl modification states; associates with actively transcribed (RNA polymerase II) regions in vivo and specifically targets H3K36 in its trimethylation state as its substrate; transcriptional repressor of PHR1; Rph1p phosphorylation during DNA damage is under control of the MEC1-RAD53 pathway; RPH1 has a paralog, GIS1, that arose from the whole genome duplication negative regulation of transcription from RNA polymerase II promoter|histone demethylation RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in negative regulation of transcription|sequence-specific DNA binding|histone demethylase activity (H3-K36 specific)|histone demethylase activity (H3-K9 specific) nucleus YMR240C CUS1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0151137280163342 0.381423153295605 1244 Protein required for assembly of U2 snRNP into the spliceosome, forms a complex with Hsh49p and Hsh155p spliceosomal complex assembly|mRNA splicing, via spliceosome molecular_function U2 snRNP|U2-type prespliceosome YBR049C REB1 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0150914548665654 0.382125306015856 1245 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 YLL051C FRE6 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0150679582633301 0.382937834541396 1246 Putative ferric reductase with similarity to Fre2p; expression induced by low iron levels intracellular sequestering of iron ion|copper ion import ferric-chelate reductase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YPR066W UBA3 hom 0.0150250548916446 0.384223237803349 1247 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 YOR041C_d YOR041C hom 0.0150217222605446 0.384399615012393 1248 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; 85% of ORF overlaps the uncharacterized gene CUE5; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YPL183W-A RTC6 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0149964048432435 0.385130617909327 1249 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 YGL243W TAD1 hom FT RNA PROCESSING|NUCLEUS 0.0149838441817715 0.385528841031804 1250 tRNA-specific adenosine deaminase, deaminates adenosine-37 to inosine in tRNA-Ala tRNA modification tRNA-specific adenosine-37 deaminase activity nucleus YGL180W ATG1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PROTEIN PHOSPHORYLATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0149502949918704 0.386593716482459 1251 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 YPL027W SMA1 hom FT MEMBRANE ORGANIZATION 0.0149163213308361 0.387673891347965 1252 Protein of unknown function involved in the assembly of the prospore membrane during sporulation; interacts with Spo14p ascospore-type prospore membrane assembly molecular_function prospore membrane YIR025W MND2 hom FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|CHROMOSOME SEGREGATION|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0148629339193121 0.389375027052006 1253 Subunit of the anaphase-promoting complex (APC); necessary for maintaining sister chromatid cohesion in prophase I of meiosis by inhibiting premature ubiquitination and subsequent degradation of substrates by the APC(Ama1) ubiquitin ligase anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process|reciprocal meiotic recombination|regulation of mitotic metaphase/anaphase transition|protein ubiquitination|mitotic sister chromatid segregation molecular_function nucleus|anaphase-promoting complex YLR045C STU2 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.014834781503766 0.390273900374031 1254 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 YJR072C NPA3 het FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION 0.0148301511841157 0.390421861632101 1255 Member of the conserved GPN-loop GTPase family; has a role in transport of RNA polymerase II to the nucleus; exhibits GTP-dependent binding to PolII; has ATPase activity; involved in sister chromatid cohesion; phosphorylated by the Pcl1p-Pho85p kinase complex; human homolog XAB1 interacts with human RNA polymerase II; protein abundance increases in response to DNA replication stress cellular protein complex localization|nucleocytoplasmic transport|mitotic sister chromatid cohesion ATPase activity|GTPase activity cytoplasm YDR507C GIN4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH 0.0147773147745189 0.39211265390467 1256 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 YNL062C GCD10 het FT RNA PROCESSING|TRANSLATION|NUCLEUS 0.0147315785723522 0.394073979836491 1257 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 YGL007W_d BRP1 hom FF 0.0146760905564249 0.395364255696556 1258 Dubious ORF located in the upstream region of PMA1, deletion leads to polyamine resistance due to downregulation of PMA1 Unknown Unknown Unknown YIL159W BNR1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.0146555700294496 0.396025412072674 1259 Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNI1 barbed-end actin filament capping|actin filament bundle assembly|formin-nucleated actin cable assembly profilin binding cellular bud neck YIL158W AIM20 hom FT CELL CYCLE 0.0146468091843942 0.396307883272143 1260 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 YBR129C OPY1 hom FT MITOCHONDRION 0.0146385668726543 0.396573746653338 1261 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 YKL136W_d YKL136W hom 0.014637050437918 0.396622672373511 1262 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF APL2/YKL135C Unknown Unknown Unknown YBL037W APL3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0146243239436434 0.397033419027281 1263 Alpha-adaptin, large subunit of the clathrin associated protein complex (AP-2); involved in vesicle mediated transport vesicle-mediated transport molecular_function AP-2 adaptor complex YCR007C_p YCR007C hom 0.0146123540692089 0.398972539219195 1264 Putative integral membrane protein, member of DUP240 gene family; YCR007C is not an essential gene biological_process molecular_function cellular_component YDL035C GPR1 hom FT SIGNALING|PLASMA MEMBRANE 0.0146071328886687 0.397588666105692 1265 Plasma membrane G protein coupled receptor (GPCR) that interacts with the heterotrimeric G protein alpha subunit, Gpa2p, and with Plc1p; sensor that integrates nutritional signals with the modulation of cell fate via PKA and cAMP synthesis replicative cell aging|G-protein coupled receptor signaling pathway|sucrose mediated signaling|glucose mediated signaling pathway|pseudohyphal growth|hexose mediated signaling|invasive growth in response to glucose limitation|detection of glucose|detection of sucrose stimulus G-protein coupled receptor activity|glucose binding integral to membrane|plasma membrane YNL099C OCA1 hom FF|FT RESPONSE TO OXIDATIVE STRESS 0.0145846326001334 0.398316100606193 1266 Putative protein tyrosine phosphatase, required for cell cycle arrest in response to oxidative damage of DNA cellular response to oxidative stress protein tyrosine phosphatase activity cytoplasm YFL041W-A_p YFL041W-A hom 0.0145576444716988 0.399189683263131 1267 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YJL032W_d YJL032W het 0.0145554611270131 0.399260406618148 1268 Dubious open reading frame unlikely to encode a functional protein; overlaps 3' end of essential BET4 gene encoding the alpha subunit of Type II geranylgeranyltransferase Unknown Unknown Unknown YJL056C ZAP1 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0145276084381257 0.400444438554653 1269 Zinc-regulated transcription factor; binds to zinc-responsive promoters to induce transcription of certain genes in presence of zinc, represses other genes in low zinc; regulates its own transcription; contains seven zinc-finger domains regulation of transcription from RNA polymerase II promoter in response to zinc ion starvation|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity|RNA polymerase II regulatory region sequence-specific DNA binding|zinc ion binding nucleus YDR541C_p YDR541C hom FT OXIDATION-REDUCTION PROCESS 0.0145071870700421 0.40082603459845 1270 Putative dihydrokaempferol 4-reductase biological_process carbonyl reductase (NADPH) activity cellular_component YPL163C SVS1 hom 0.0145065367300507 0.400847151608466 1271 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 YFL017C GNA1 het FT CARBOHYDRATE METABOLISM|NUCLEUS 0.0145063685402442 0.40085261296187 1272 Evolutionarily conserved glucosamine-6-phosphate acetyltransferase required for multiple cell cycle events including passage through START, DNA synthesis, and mitosis; involved in UDP-N-acetylglucosamine synthesis, forms GlcNAc6P from AcCoA UDP-N-acetylglucosamine biosynthetic process glucosamine 6-phosphate N-acetyltransferase activity nucleus|cytoplasm YLR313C SPH1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0145012294331988 0.401019508343594 1273 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 YNL177C MRPL22 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0144981153716374 0.401120659530678 1274 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNR008W LRO1 hom FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.0144971884238895 0.401150771676066 1275 Acyltransferase that catalyzes diacylglycerol esterification; one of several acyltransferases that contribute to triglyceride synthesis; putative homolog of human lecithin cholesterol acyltransferase lipid storage|triglyceride biosynthetic process phospholipid:diacylglycerol acyltransferase activity lipid particle|perinuclear endoplasmic reticulum YPR116W RRG8 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0144832683906141 0.401813784668542 1276 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 YBR235W VHC1 hom 0.0144796816442889 0.401719738842291 1277 Vacuolar membrane cation-chloride cotransporter (CCC); likely mediates K+ and Cl- cotransport into the vacuole; has a role in potassium homeostasis and salt tolerance; similar to mammalian electroneutral Na(+)-(K+)-C1- cotransporter family transmembrane transport ion transmembrane transporter activity integral to membrane YMR286W MRPL33 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0144755721147294 0.402274769618017 1278 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YNL257C SIP3 hom FT TRANSCRIPTION FROM RNA POL II 0.0144373872562689 0.403096294550965 1279 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 YMR160W YMR160W hom 0.0144242575146147 0.40352420225465 1280 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 YCR059C YIH1 hom FT TRANSLATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0144224928048089 0.404143127473611 1281 Negative regulator of eIF2 kinase Gcn2p; competes with Gcn2p for binding to Gcn1p; may contribute to regulation of translation in response to starvation via regulation of Gcn2p; binds to monomeric actin and to ribosomes and polyribosomes; ortholog of mammalian IMPACT negative regulation of protein phosphorylation protein kinase inhibitor activity|ribosome binding|actin monomer binding ribosome|nucleus|polysome|cytoplasm YKL085W MDH1 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.0144140063910002 0.404209156318143 1282 Mitochondrial malate dehydrogenase, catalyzes interconversion of malate and oxaloacetate; involved in the tricarboxylic acid (TCA) cycle; phosphorylated chronological cell aging|replicative cell aging|tricarboxylic acid cycle|aerobic respiration L-malate dehydrogenase activity|mRNA binding mitochondrion|mitochondrial matrix YDR379C-A YDR379C-A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0144134742582395 0.403875839592518 1283 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 YGR141W VPS62 hom FT PROTEIN LOCALIZATION|VACUOLAR TRANSPORT 0.01440530012157 0.404142516791731 1284 Vacuolar protein sorting (VPS) protein required for cytoplasm to vacuole targeting of proteins protein targeting to vacuole molecular_function cellular_component YLR093C NYV1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION 0.0143697731782295 0.405302789048161 1285 v-SNARE component of the vacuolar SNARE complex involved in vesicle fusion; inhibits ATP-dependent Ca(2+) transport activity of Pmc1p in the vacuolar membrane vesicle-mediated transport|vacuole fusion, non-autophagic|vesicle fusion SNAP receptor activity SNARE complex|fungal-type vacuole membrane YPR099C_d YPR099C hom 0.0143517594247393 0.406242067030364 1286 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 YMR098C ATP25 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0143488006636072 0.406619315267391 1287 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 YML009W-B_d YML009W-B hom 0.0143378562581734 0.406346856745838 1288 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 YMR119W-A_d YMR119W-A hom 0.0143347284827479 0.408063286178079 1289 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL015W BAR1 hom FT SIGNALING|PROTEOLYSIS 0.0143005711377756 0.40756855938923 1290 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 YJL063C MRPL8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0142556708817068 0.409042684360654 1291 Mitochondrial ribosomal protein of the large subunit mitochondrial genome maintenance|mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR138W HPR1 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.0142487045247402 0.409271681418838 1292 Subunit of THO/TREX complexes that couple transcription elongation with mitotic recombination and with mRNA metabolism and export, subunit of an RNA Pol II complex; regulates lifespan; involved in telomere maintenance; similar to Top1p mRNA 3'-end processing|mRNA export from nucleus|transcription-coupled nucleotide-excision repair|DNA recombination|response to DNA damage stimulus|transcription elongation from RNA polymerase II promoter protein complex scaffold|nucleic acid binding THO complex part of transcription export complex|Cdc73/Paf1 complex|nucleoplasmic THO complex YPL105C SYH1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION 0.0142382234474858 0.409616357445519 1293 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 YBR288C APM3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0142062346558567 0.410669393012694 1294 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 YKL040C NFU1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.0141650451273009 0.412027671229934 1295 Protein involved in iron metabolism in mitochondria; similar to NifU, which is a protein required for the maturation of the Fe/S clusters of nitrogenase in nitrogen-fixing bacteria cellular iron ion homeostasis|iron-sulfur cluster assembly|intracellular sequestering of iron ion molecular_function mitochondrion|mitochondrial matrix YKL100C_p YKL100C hom FT PROTEOLYSIS 0.0141517539852901 0.412466531585941 1296 Putative protein of unknown function with similarity to a human minor histocompatibility antigen and signal peptide peptidases; YKL100C is not an essential gene biological_process molecular_function integral to membrane YDR299W BFR2 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0141485191180625 0.412573385592452 1297 Essential protein that is a component of 90S preribosomes; may be involved in rRNA processing; multicopy suppressor of sensitivity to Brefeldin A; expression is induced during lag phase and also by cold shock rRNA processing molecular_function nucleolus|90S preribosome YOL062C APM4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.0141188634923634 0.413623373327901 1298 Mu2-like subunit of the clathrin associated protein complex (AP-2); involved in vesicle transport intracellular protein transport|vesicle-mediated transport molecular_function AP-2 adaptor complex YJR019C TES1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM|MITOCHONDRION 0.0141077390137592 0.414688633744676 1299 Peroxisomal acyl-CoA thioesterase likely to be involved in fatty acid oxidation rather than fatty acid synthesis; conserved protein also found in human peroxisomes; TES1 mRNA levels increase during growth on fatty acids fatty acid beta-oxidation|fatty acid oxidation acyl-CoA hydrolase activity mitochondrion|peroxisome YLR414C PUN1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL WALL ORG/BIOGENESIS|PLASMA MEMBRANE 0.0141036447496886 0.414057364886241 1300 Plasma membrane protein with a role in cell wall integrity; co-localizes with Sur7p in punctate membrane patches; null mutant displays decreased thermotolerance; transcription induced upon cell wall damage and metal ion stress fungal-type cell wall organization|protein oligomerization molecular_function integral to membrane|membrane raft|plasma membrane|cellular bud|cytoplasm YBL029C-A YBL029C-A hom FT PLASMA MEMBRANE 0.0140917558733233 0.414451054097658 1301 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 YDR318W MCM21 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0140133578606953 0.417052667749712 1302 Component of the kinetochore sub-complex COMA; COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) bridges kinetochore subunits in contact with centromeric DNA with subunits bound to microtubules during kinetochore assembly; involved in minichromosome maintenance; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-O and fission yeast mal2 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function COMA complex|condensed nuclear chromosome kinetochore YJR036C HUL4 hom FT PROTEOLYSIS|NUCLEUS 0.0139798646625687 0.41816705696617 1303 Protein with similarity to hect domain E3 ubiquitin-protein ligases; not essential for viability; found in association with Trf4 in TRAMP complex protein ubiquitination ubiquitin-protein ligase activity TRAMP complex YLL046C RNP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.0139687511897637 0.418884326682317 1304 Ribonucleoprotein that contains two RNA recognition motifs (RRM) ribosome biogenesis RNA binding cytoplasm YLR082C SRL2 hom FT NUCLEUS 0.0139674586875362 0.418580274294938 1305 Protein of unknown function; overexpression suppresses the lethality caused by a rad53 null mutation nucleobase-containing compound metabolic process molecular_function nucleus|cytoplasm YDR275W BSC2 hom 0.0139444666975198 0.419346724696914 1306 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 YHR091C MSR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0139174524722643 0.42024831166379 1307 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 YLR441C RPS1A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0139043693328987 0.42068536401648 1308 Ribosomal protein 10 (rp10) of the small (40S) subunit; homologous to mammalian ribosomal protein S3A, no bacterial homolog; RPS1A has a paralog, RPS1B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YDR380W ARO10 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0138982239779896 0.420890746373886 1309 Phenylpyruvate decarboxylase, catalyzes decarboxylation of phenylpyruvate to phenylacetaldehyde, which is the first specific step in the Ehrlich pathway L-phenylalanine catabolic process|methionine catabolic process to 3-methylthiopropanol|tryptophan catabolic process|branched-chain amino acid catabolic process to alcohol via Ehrlich pathway|aromatic amino acid family catabolic process to alcohol via Ehrlich pathway|leucine catabolic process pyruvate decarboxylase activity|carboxy-lyase activity|phenylpyruvate decarboxylase activity cytoplasm YPL101W ELP4 hom FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.0138498557815991 0.422509300272892 1310 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 YOL108C INO4 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0138389937812548 0.422873277952277 1311 Transcription factor required for derepression of inositol-choline-regulated genes involved in phospholipid synthesis; forms a complex, with Ino2p, that binds the inositol-choline-responsive element through a basic helix-loop-helix domain phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YHR183W GND1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0138036869063547 0.424403310032689 1312 6-phosphogluconate dehydrogenase (decarboxylating); catalyzes an NADPH regenerating reaction in the pentose phosphate pathway; required for growth on D-glucono-delta-lactone and adaptation to oxidative stress; GND1 has a paralog, GND2, that arose from the whole genome duplication cellular response to oxidative stress|pentose-phosphate shunt, oxidative branch phosphogluconate dehydrogenase (decarboxylating) activity mitochondrion|cytoplasm YMR188C MRPS17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0137835134758358 0.424942477113819 1313 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YPR014C_d YPR014C hom 0.0137754944085875 0.425004765345326 1314 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 YLR221C RSA3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.013761983541886 0.425459093495442 1315 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 YOR132W VPS17 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM 0.0137570829970719 0.425623953496167 1316 Subunit of the membrane-associated retromer complex essential for endosome-to-Golgi retrograde protein transport; peripheral membrane protein that assembles onto the membrane with Vps5p to promote vesicle formation; required for recruiting the retromer complex to the endosome membranes retrograde transport, endosome to Golgi protein transporter activity|phosphatidylinositol-3-phosphate binding endosome|retromer complex, outer shell|retromer complex YDR422C SIP1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|SIGNALING|PROTEIN PHOSPHORYLATION 0.0137473302568997 0.425952157843985 1317 Alternate beta-subunit of the Snf1p kinase complex, may confer substrate specificity; vacuolar protein containing KIS (Kinase-Interacting Sequence) and ASC (Association with Snf1 kinase Complex) domains involved in protein interactions signal transduction|protein phosphorylation|regulation of protein complex assembly AMP-activated protein kinase activity AMP-activated protein kinase complex|fungal-type vacuole YBR068C BAP2 hom FT PLASMA MEMBRANE 0.0137471623101702 0.42595781096829 1318 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 YFL050C ALR2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0137050259852075 0.427515361335068 1319 Probable Mg(2+) transporter; overexpression confers increased tolerance to Al(3+) and Ga(3+) ions; plays a role in regulating Ty1 transposition magnesium ion transport|cation transport|transmembrane transport inorganic cation transmembrane transporter activity integral to membrane|plasma membrane YKL096W CWP1 hom FT MEMBRANE ORGANIZATION|CELL WALL ORG/BIOGENESIS 0.0137049554625487 0.427379889661068 1320 Cell wall mannoprotein that localizes specifically to birth scars of daughter cells, linked to a beta-1,3- and beta-1,6-glucan heteropolymer through a phosphodiester bond; required for propionic acid resistance fungal-type cell wall organization|ascospore-type prospore membrane assembly structural constituent of cell wall fungal-type cell wall|cellular birth scar|prospore membrane YJL024C APS3 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0136772538773271 0.428314742060368 1321 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 YLL033W IRC19 hom 0.0136567710055293 0.429006746891259 1322 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 YDR296W MHR1 hom FT MITOCHONDRION ORGANIZATION|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.0136396841759437 0.429584514676798 1323 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 YOR070C GYP1 hom FF|FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS 0.01361853559937 0.430506561043272 1324 Cis-golgi GTPase-activating protein (GAP) for the Rab family members Ypt1p (in vivo) and for Ypt1p, Sec4p, Ypt7p, and Ypt51p (in vitro); involved in vesicle docking and fusion vesicle-mediated transport Rab GTPase activator activity mitochondrion|Golgi apparatus YLL055W YCT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0136160051249068 0.430385935963331 1325 High-affinity cysteine-specific transporter with similarity to the Dal5p family of transporters; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YCT1 is not an essential gene cysteine transport ion transmembrane transporter activity|cysteine transmembrane transporter activity integral to membrane|endoplasmic reticulum YLR371W ROM2 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|NUCLEOTIDE METABOLISM|SITE OF POLARIZED GROWTH 0.0136020591612815 0.430858344944602 1326 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 YPR100W MRPL51 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.013568253124286 0.432210766443431 1327 Mitochondrial ribosomal protein of the large subunit mitochondrial translation|aerobic respiration structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YKR105C_p VBA5 hom 0.0135464530618211 0.432744946515767 1328 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 YLR284C ECI1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0135400538292965 0.433099586410213 1329 Peroxisomal delta3,delta2-enoyl-CoA isomerase, hexameric protein that converts 3-hexenoyl-CoA to trans-2-hexenoyl-CoA, essential for the beta-oxidation of unsaturated fatty acids, oleate-induced fatty acid beta-oxidation dodecenoyl-CoA delta-isomerase activity peroxisome YBL073W_d YBL073W het 0.0134667763893775 0.435456526575201 1330 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the essential gene AAR2/YBL074C Unknown Unknown Unknown YNL120C_d YNL120C hom 0.0134637002533161 0.435561410611362 1331 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 YOL163W_p YOL163W hom 0.0134506201308833 0.436007553510686 1332 Putative protein of unknown function; member of the Dal5p subfamily of the major facilitator family transmembrane transport transmembrane transporter activity integral to membrane|membrane YDR165W TRM82 hom FT RNA PROCESSING|NUCLEUS 0.0134376529216054 0.436450104949256 1333 Catalytic subunit of a tRNA methyltransferase complex; Trm8p and Trm82p comprise an enzyme that catalyzes a methyl-transfer from S-adenosyl-l-methionine to the N(7) atom of guanine at position 46 in tRNA; Trm8 lacks catalytic activity if not bound to Trm82p tRNA methylation tRNA (guanine-N7-)-methyltransferase activity tRNA methyltransferase complex|nucleus YJL196C ELO1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.0134095028132401 0.437411715940943 1334 Elongase I, medium-chain acyl elongase; catalyzes carboxy-terminal elongation of unsaturated C12-C16 fatty acyl-CoAs to C16-C18 fatty acids; ELO1 has a paralog, FEN1, that arose from the whole genome duplication fatty acid elongation, unsaturated fatty acid fatty acid elongase activity integral to membrane|membrane YIR037W HYR1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS 0.0133574079300392 0.439467537828363 1335 Thiol peroxidase that functions as a hydroperoxide receptor to sense intracellular hydroperoxide levels and transduce a redox signal to the Yap1p transcription factor cellular response to oxidative stress phospholipid-hydroperoxide glutathione peroxidase activity|glutathione peroxidase activity intracellular YGL054C ERV14 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.0133456484075435 0.440348732106488 1336 COPII-coated vesicle protein; involved in vesicle formation and incorporation of specific secretory cargo; required for the delivery of bud-site selection protein Axl2p to cell surface; related to Drosophila cornichon; ERV14 has a paralog, ERV15, that arose from the whole genome duplication ascospore formation|ER to Golgi vesicle-mediated transport|axial cellular bud site selection molecular_function integral to membrane|ER to Golgi transport vesicle|endoplasmic reticulum membrane YHR082C KSP1 hom FT PROTEIN LOCALIZATION|SIGNALING|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.0133439555975236 0.439655533633848 1337 Serine/threonine protein kinase; associates with TORC1 and likely involved in TOR signaling cascades; negative regulator of autophagy; nuclear translocation required for haploid filamentous growth; regulates filamentous growth induced nuclear translocation of Bcy1p, Fus3p, and Sks1p; overproduction causes allele-specific suppression of prp20-10; protein abundance increases in response to DNA replication stress TOR signaling cascade|protein phosphorylation|Unknown|cellular protein localization|regulation of filamentous growth|negative regulation of macroautophagy protein serine/threonine kinase activity|protein kinase activity nucleus|cytoplasm YLR151C PCD1 hom FT NUCLEOTIDE METABOLISM 0.0133343382084342 0.439985311542749 1338 Peroxisomal pyrophosphatase with specificity for coenzyme A and CoA derivatives, may function to remove potentially toxic oxidized CoA disulfide from peroxisomes to maintain the capacity for beta-oxidation of fatty acids; nudix hydrolase family member biological_process pyrophosphatase activity peroxisome YMR032W HOF1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0133132720801845 0.44070815937751 1339 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 YDL153C SAS10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|RIBOSOME BIOGENESIS|GENE SILENCING|NUCLEUS 0.0132946942997732 0.441550556610107 1340 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 YDR166C SEC5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0132924566709042 0.441423072122513 1341 Essential 107kDa subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane prior to SNARE-mediated fusion; involved in assembly of the exocyst complex; required with Sec3p for ER inheritance where it promotes anchoring of the cortical ER at the bud tip Golgi to plasma membrane transport|endoplasmic reticulum inheritance|exocytosis|exocyst assembly|vesicle fusion|vesicle docking involved in exocytosis molecular_function incipient cellular bud site|mating projection tip|cellular bud neck|exocyst|cellular bud tip YJR135W-A TIM8 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0132798012185962 0.441858052544338 1342 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 YMR044W IOC4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0132531655111024 0.443114607879767 1343 Member of a complex (Isw1b) with Isw1p and Ioc2p; interacts directly with H3K36me3 nucleosomes through its PWWP domain to recruit the Isw1b complex to open reading frames in a Set2p-dependent manner; Isw1b exhibits nucleosome-stimulated ATPase activity and acts within coding regions to coordinate transcription elongation with termination and processing chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YFL022C FRS2 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.0132326079619133 0.443482292397434 1344 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 YML016C PPZ1 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.0132127846670289 0.444233495773839 1345 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 YGR266W YGR266W hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0132065032567167 0.444382194851773 1346 Protein of unknown function; predicted to contain a single transmembrane domain; mutant has increased aneuploidy tolerance; localized to both the mitochondrial outer membrane and the plasma membrane; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrial outer membrane|mitochondrion|plasma membrane YJL011C RPC17 het FT NUCLEUS 0.0131774186785753 0.445386047547333 1347 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 YNL269W BSC4 hom 0.0131683122436496 0.445700621052672 1348 Protein of unknown function, ORF exhibits genomic organization compatible with a translational readthrough-dependent mode of expression; readthrough is increased upon depletion of Sup35p biological_process molecular_function cellular_component YMR194W RPL36A hom FT TRANSLATION|RIBOSOME 0.0131325790332803 0.446936213942513 1349 Ribosomal 60S subunit protein L36A; N-terminally acetylated; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L36, no bacterial homolog; RPL36A has a paralog, RPL36B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YOR105W_p YOR105W hom 0.0131006407266475 0.448042232161805 1350 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YLR439W MRPL4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0130567651170049 0.449564168303732 1351 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 YOL023W IFM1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0130462567835024 0.449929110792672 1352 Mitochondrial translation initiation factor 2 translational initiation|mitochondrial translational initiation|mitochondrial translation tRNA binding|GTPase activity|translation initiation factor activity mitochondrion YOR003W YSP3 hom FT PROTEOLYSIS 0.0130416499778558 0.450089152822212 1353 Putative precursor to the subtilisin-like protease III protein catabolic process peptidase activity cellular_component YDR127W ARO1 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.0130343325072985 0.451629490391417 1354 Pentafunctional arom protein, catalyzes steps 2 through 6 in the biosynthesis of chorismate, which is a precursor to aromatic amino acids aromatic amino acid family biosynthetic process shikimate kinase activity|shikimate 3-dehydrogenase (NADP+) activity|3-phosphoshikimate 1-carboxyvinyltransferase activity|3-dehydroquinate dehydratase activity|3-dehydroquinate synthase activity cytoplasm YGR224W AZR1 hom FT PLASMA MEMBRANE 0.0130077152328442 0.451269050757192 1355 Plasma membrane transporter of the major facilitator superfamily, involved in resistance to azole drugs such as ketoconazole and fluconazole azole transport azole transporter activity integral to membrane|plasma membrane YOL141W PPM2 hom FT RNA PROCESSING|MITOCHONDRION 0.0129927517966153 0.451789878882491 1356 AdoMet-dependent tRNA methyltransferase also involved in methoxycarbonylation; required for the synthesis of wybutosine (yW), a modified guanosine found at the 3'-position adjacent to the anticodon of phe-tRNA; similarity to Ppm1p tRNA methylation|wybutosine biosynthetic process tRNA methyltransferase activity mitochondrion|cytoplasm YDR307W_p PMT7 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0129891365924096 0.451915763220178 1357 Putative protein mannosyltransferase similar to Pmt1p; has a potential role in protein O-glycosylation biological_process molecular_function integral to membrane|endoplasmic reticulum YMR026C PEX12 hom FT PROTEIN LOCALIZATION|PEROXISOME ORGANIZATION 0.0129838214842105 0.45264076754836 1358 C3HC4-type RING-finger peroxin and E3 ubiquitin ligase, required for peroxisome biogenesis and peroxisomal matrix protein import; forms translocation subcomplex with Pex2p and Pex10p; mutations in human homolog cause peroxisomal disorder protein import into peroxisome matrix ubiquitin-protein ligase activity|protein binding integral to peroxisomal membrane YIL060W_p YIL060W hom 0.0129827364055654 0.452138671509623 1359 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 YBR276C PPS1 hom FT CELL CYCLE|SIGNALING|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0129027237414156 0.454930621890611 1360 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 YMR173W DDR48 hom FT RESPONSE TO DNA DAMAGE 0.0128986122798846 0.455074348347631 1361 DNA damage-responsive protein; expression is increased in response to heat-shock stress or treatments that produce DNA lesions; contains multiple repeats of the amino acid sequence NNNDSYGS; protein abundance increases in response to DNA replication stress DNA repair ATPase activity|GTPase activity cytoplasm YJR076C CDC11 het FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0128982819735103 0.455354934713672 1362 Component of the septin ring that is required for cytokinesis; septins are GTP-binding proteins that assemble into rod-like hetero-oligomers that can associate with other rods to form filaments; septin rings at the mother-bud neck act as scaffolds for recruiting cell division factors and as barriers to prevent diffusion of specific proteins between mother and daughter cells maintenance of cell polarity|cell cycle cytokinesis|positive regulation of protein kinase activity structural molecule activity|GTP binding|1-phosphatidylinositol binding spindle microtubule|septin complex|prospore membrane|ascospore wall|mating projection base|meiotic spindle|cellular bud neck septin ring|septin filament array|cytoplasmic microtubule|mating projection tip YHR117W TOM71 hom FT MITOCHONDRION 0.0128955461702832 0.455181548539871 1363 Mitochondrial outer membrane protein; probable minor component of the TOM (translocase of outer membrane) complex responsible for recognition and import of mitochondrially directed proteins; TOM71 has a paralog, TOM70, that arose from the whole genome duplication biological_process protein transporter activity mitochondrial outer membrane|mitochondrion|integral to membrane|integral to mitochondrial outer membrane YDL078C MDH3 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.0128699664864024 0.456076443067468 1364 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 YLL039C UBI4 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0128097780902138 0.458186005665787 1365 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 YLR091W GEP5 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0128070354920624 0.458282262027662 1366 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 YOR324C FRT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0127551621521467 0.460104982720132 1367 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 YER166W DNF1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION|GOLGI APPARATUS|PLASMA MEMBRANE 0.0127231599791076 0.461231491482465 1368 Aminophospholipid translocase (flippase) that localizes primarily to the plasma membrane; contributes to endocytosis, protein transport and cell polarity; type 4 P-type ATPase intracellular protein transport|phospholipid translocation|endocytosis|establishment or maintenance of cell polarity phospholipid-translocating ATPase activity|ATPase activity, coupled to transmembrane movement of ions, phosphorylative mechanism mitochondrion|integral to membrane|plasma membrane YJL213W YJL213W hom 0.0127010658148605 0.462076897291376 1369 Protein of unknown function that may interact with ribosomes; periodically expressed during the yeast metabolic cycle; phosphorylated in vitro by the mitotic exit network (MEN) kinase complex, Dbf2p/Mob1p biological_process molecular_function ribosome YNL317W PFS2 het FT RNA PROCESSING|NUCLEUS 0.0127008896280577 0.462350344444931 1370 Integral subunit of the pre-mRNA cleavage and polyadenylation factor (CPF) complex; plays an essential role in mRNA 3'-end formation by bridging different processing factors and thereby promoting the assembly of the processing complex mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage and polyadenylation specificity factor complex YHR129C ARP1 hom FT CELL CYCLE|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0126966197012265 0.462166903362625 1371 Actin-related protein of the dynactin complex; required for spindle orientation and nuclear migration; putative ortholog of mammalian centractin nuclear migration|establishment of mitotic spindle orientation structural constituent of cytoskeleton cell cortex|dynactin complex|spindle pole body|astral microtubule YGR069W_d YGR069W hom 0.0126827876973322 0.462921830234686 1372 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL129C TAO3 het FT CELL DIVISION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0126715313371383 0.463052114730148 1373 Component of the RAM signaling network that is involved in regulation of Ace2p activity and cellular morphogenesis, interacts with protein kinase Cbk1p and also with Kic1p cell morphogenesis|cell budding|budding cell apical bud growth molecular_function incipient cellular bud site|mitochondrion|cellular bud|mating projection tip YLR154C RNH203 hom FT NUCLEUS 0.0126608636164518 0.463695583471542 1374 Ribonuclease H2 subunit, required for RNase H2 activity; related to human AGS3 that causes Aicardi-Goutieres syndrome RNA catabolic process|DNA replication, removal of RNA primer ribonuclease H activity ribonuclease H2 complex|nucleus|cytoplasm YJL187C SWE1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS|SITE OF POLARIZED GROWTH 0.0126354187704107 0.464327958275251 1375 Protein kinase that regulates the G2/M transition by inhibition of Cdc28p kinase activity; localizes to the nucleus and to the daughter side of the mother-bud neck; homolog of S. pombe Wee1p; potential Cdc28p substrate negative regulation of spindle pole body separation|G2/M transition size control checkpoint|protein phosphorylation|re-entry into mitotic cell cycle|G2/M transition of mitotic cell cycle|cell shape checkpoint|regulation of cyclin-dependent protein kinase activity|regulation of cell size|regulation of meiosis protein tyrosine kinase activity|protein kinase activity nucleus|cellular bud neck YOR112W CEX1 hom FT RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS 0.0125592340595042 0.46709236247158 1376 Cytoplasmic component of the nuclear aminoacylation-dependent tRNA export pathway; interacts with nuclear pore component Nup116p; copurifies with tRNA export receptors Los1p and Msn5p, as well as eIF-1a and the RAN GTPase Gsp1p tRNA export from nucleus tRNA binding nuclear pore|cytoplasm YLL009C COX17 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.0125466581633383 0.467472132402569 1377 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 YOR361C PRT1 het FT TRANSLATION 0.0125457116365178 0.467505724744457 1378 eIF3b subunit of the core complex of translation initiation factor 3 (eIF3), essential for translation; part of a subcomplex (Prt1p-Rpg1p-Nip1p) that stimulates binding of mRNA and tRNA(i)Met to ribosomes translational initiation translation initiation factor activity eukaryotic translation initiation factor 3 complex|multi-eIF complex|cytoplasmic stress granule|cytoplasm YJL153C INO1 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM 0.012515274574274 0.469051160234094 1379 Inositol-3-phosphate synthase, involved in synthesis of inositol phosphates and inositol-containing phospholipids; transcription is coregulated with other phospholipid biosynthetic genes by Ino2p and Ino4p, which bind the UASINO DNA element inositol biosynthetic process inositol-3-phosphate synthase activity cytoplasm YJL115W ASF1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0125131902453413 0.469790012159739 1380 Nucleosome assembly factor, involved in chromatin assembly and disassembly, anti-silencing protein that causes derepression of silent loci when overexpressed; plays a role in regulating Ty1 transposition DNA replication-independent nucleosome assembly|histone acetylation|nucleosome disassembly|histone exchange|positive regulation of histone acetylation|chromatin silencing at silent mating-type cassette|chromatin silencing at telomere|DNA replication-dependent nucleosome assembly|regulation of transcription from RNA polymerase II promoter in response to stress histone binding chromatin assembly complex YFR031C-A RPL2A hom FT TRANSLATION|RIBOSOME 0.0124866522330496 0.469803160129022 1381 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 YFL055W AGP3 hom FT PLASMA MEMBRANE 0.0124810944700849 0.47006715167849 1382 Low-affinity amino acid permease, may act to supply the cell with amino acids as nitrogen source in nitrogen-poor conditions; transcription is induced under conditions of sulfur limitation; plays a role in regulating Ty1 transposition amino acid transport|transmembrane transport amino acid transmembrane transporter activity integral to membrane|plasma membrane YOL046C_d YOL046C hom 0.0124622176764953 0.470474191274622 1383 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data;almost completely overlaps the verified gene PSK2/YOL045W Unknown Unknown Unknown YDR476C_p YDR476C hom FT ENDOPLASMIC RETICULUM 0.0124563026902219 0.470883417134364 1384 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the endoplasmic reticulum; YDR476C is not an essential gene biological_process molecular_function endoplasmic reticulum YML038C YMD8 hom FT ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0124310290401475 0.471585705927831 1385 Putative nucleotide sugar transporter, has similarity to Vrg4p UDP-glucose transport|nucleotide-sugar transport nucleotide-sugar transmembrane transporter activity COPI-coated vesicle|integral to membrane YLR262C-A TMA7 hom FT TRANSLATION|NUCLEUS 0.0124196159443857 0.47205888220499 1386 Protein of unknown that associates with ribosomes; null mutant exhibits translation defects, altered polyribosome profiles, and resistance to the translation inhibitor anisomcyin; protein abundance increases in response to DNA replication stress cytoplasmic translation molecular_function nucleus|cytoplasm YMR168C CEP3 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.0124158790677016 0.472126149249552 1387 Essential kinetochore protein, component of the CBF3 complex that binds the CDEIII region of the centromere; contains an N-terminal Zn2Cys6 type zinc finger domain, a C-terminal acidic domain, and a putative coiled coil dimerization domain septin ring assembly|mitotic cell cycle spindle assembly checkpoint sequence-specific DNA binding|DNA binding, bending|centromeric DNA binding condensed nuclear chromosome kinetochore|CBF3 complex YOR271C_p FSF1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.0124046936436192 0.472723523582111 1388 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 YCR046C IMG1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0123994128372965 0.47304417237207 1389 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 YDL070W BDF2 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0123817837657734 0.473607652402501 1390 Protein involved in transcription initiation; acts at TATA-containing promoters; associates with the basal transcription factor TFIID; contains two bromodomains; corresponds to the C-terminal region of mammalian TAF1; redundant with Bdf1p; protein abundance increases in response to DNA replication stress negative regulation of heterochromatin assembly histone acetyl-lysine binding|core promoter binding|histone binding|TFIID-class transcription factor binding nucleus YOR099W KTR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0123737451760418 0.473630978854891 1391 Alpha-1,2-mannosyltransferase; involved in O- and N-linked protein glycosylation; type II membrane protein; member of the KRE2/MNT1 mannosyltransferase family; relocalizes from vacuole to cytoplasm upon DNA replication stress N-glycan processing|cell wall mannoprotein biosynthetic process|protein O-linked glycosylation alpha-1,2-mannosyltransferase activity Golgi apparatus YDR016C DAD1 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0123649974885035 0.473943736340123 1392 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 YJL120W_d YJL120W hom FF 0.0123485469588232 0.474532201992963 1393 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YJL121C/RPE1; deletion confers sensitivity to GSAO Unknown Unknown Unknown YBR282W MRPL27 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0123230723954406 0.475444264896879 1394 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 YHR103W SBE22 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS|GOLGI APPARATUS 0.0123011566806868 0.476229679294827 1395 Protein involved in the transport of cell wall components from the Golgi to the cell surface; similar in structure and functionally redundant with Sbe2p; involved in bud growth fungal-type cell wall organization molecular_function cytoplasm YNL146C-A_p YNL146C-A hom 0.0122940127798566 0.476485855600725 1396 Putative protein of unknown function biological_process molecular_function cellular_component YMR081C ISF1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.0122844520119331 0.476828817451615 1397 Serine-rich, hydrophilic protein with similarity to Mbr1p; overexpression suppresses growth defects of hap2, hap3, and hap4 mutants; expression is under glucose control; cotranscribed with NAM7 in a cyp1 mutant aerobic respiration molecular_function cellular_component YLR132C USB1 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0122747318872508 0.477177634176972 1398 Putative phosphodiesterase specific for U6 snRNA 3' end modification; trims the 3' poly(u) tract to leave a terminal 3' phosphate; human homolog, hUSB1 (aka C16orf57) produces a 2',3' cyclic phosphate; mutations in hUSB1 are associated with a rare skin condition (OMIM 604173); essential protein that localizes to the nucleus and mitochondria; overexpression suppresses the respiratory defects of oxa1 and mtf2 mutants U6 snRNA 3'-end processing phosphoric diester hydrolase activity mitochondrion|nucleus|cytoplasm YIL017C VID28 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.0122439735102425 0.478282349580965 1399 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 YOR011W AUS1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.0122405406651462 0.478536946823019 1400 Plasma membrane sterol transporter of the ATP-binding cassette family; required, along with Pdr11p, for uptake of exogenous sterols and their incorporation into the plasma membrane; activity is stimulated by phosphatidylserine; sterol uptake is required for anaerobic growth because sterol biosynthesis requires oxygen sterol import sterol-transporting ATPase activity mitochondrion|integral to membrane|plasma membrane YIL134C-A_p YIL134C-A hom 0.0122318331907324 0.478718764567087 1401 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YHR111W UBA4 hom FT RNA PROCESSING|CELL DIVISION|RESPONSE TO OXIDATIVE STRESS 0.012229073524031 0.479014753621709 1402 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 YDL100C GET3 hom FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.012207281984971 0.479667496835905 1403 Guanine nucleotide exchange factor for Gpa1p; amplifies G protein signaling; subunit of the GET complex, which is involved in Golgi to ER trafficking and insertion of proteins into the ER membrane; has low-level ATPase activity; protein abundance increases in response to DNA replication stress retrograde vesicle-mediated transport, Golgi to ER|pheromone-dependent signal transduction involved in conjugation with cellular fusion|response to heat|protein insertion into ER membrane|response to metal ion|posttranslational protein targeting to membrane ATPase activity|guanyl-nucleotide exchange factor activity endoplasmic reticulum|GET complex YBL059W_p YBL059W hom FT MITOCHONDRION 0.0122058403278809 0.479719383631721 1404 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YBL059W has a paralog, YER093C-A, that arose from the whole genome duplication biological_process molecular_function mitochondrion YMR288W HSH155 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.0122005788475256 0.480105346027336 1405 U2-snRNP associated splicing factor that forms extensive associations with the branch site-3' splice site-3' exon region upon prespliceosome formation; similarity to the mammalian U2 snRNP-associated splicing factor SAP155 spliceosomal complex assembly|mRNA splicing, via spliceosome mRNA binding U2 snRNP|U2-type prespliceosome YPR069C SPE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.0121774648151807 0.480675839855166 1406 Spermidine synthase, involved in biosynthesis of spermidine and also in biosynthesis of pantothenic acid; spermidine is required for growth of wild-type cells spermidine biosynthetic process|pantothenate biosynthetic process spermidine synthase activity nucleus|cytoplasm YLR368W MDM30 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|RNA LOCALIZATION|MITOCHONDRION|UBIQUITIN LIGASE COMPLEX 0.0121731725221335 0.480830533044263 1407 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 YLR203C MSS51 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0121369681686727 0.482136406897241 1408 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 YIL067C_p YIL067C hom 0.0121094576413953 0.483129985926649 1409 Uncharacterized protein of unknown function biological_process molecular_function integral to membrane|fungal-type vacuole YDR292C SRP101 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0121015708039415 0.483415034312239 1410 Signal recognition particle (SRP) receptor alpha subunit; contain GTPase domains; involved in SRP-dependent protein targeting; interacts with the beta subunit, Srp102p SRP-dependent cotranslational protein targeting to membrane|protein targeting to ER GTP binding|signal recognition particle binding endoplasmic reticulum membrane|signal recognition particle receptor complex YJL003W COX16 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0120590839965293 0.484952173524627 1411 Mitochondrial inner membrane protein, required for assembly of cytochrome c oxidase mitochondrial respiratory chain complex IV assembly molecular_function mitochondrion|mitochondrial inner membrane YMR320W_d YMR320W hom 0.0120406158335249 0.485621161369088 1412 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR182W-A_p YDR182W-A hom 0.0120313308920618 0.485957686125135 1413 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL093W YPT53 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|SIGNALING|VACUOLAR TRANSPORT|PLASMA MEMBRANE 0.0120118977424674 0.486662431947397 1414 Rab family GTPase; similar to Ypt51p and Ypt52p and to mammalian rab5; required for vacuolar protein sorting and endocytosis; YPT53 has a paralog, VPS21, that arose from the whole genome duplication endocytosis|protein targeting to vacuole GTPase activity late endosome YKL147C_d YKL147C hom 0.0119810158950736 0.487783501203667 1415 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; partially overlaps the verified gene AVT3 Unknown Unknown Unknown YBR272C HSM3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RESPONSE TO DNA DAMAGE|NUCLEUS 0.0119663252833768 0.488966422866703 1416 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 YML027W YOX1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS|CHROMOSOME 0.0119650310009821 0.488364329615983 1417 Homeobox transcriptional repressor; binds to Mcm1p and to early cell cycle boxes (ECBs) in the promoters of cell cycle-regulated genes expressed in M/G1 phase; expression is cell cycle-regulated; potential Cdc28p substrate; relocalizes from nucleus to cytoplasm upon DNA replication stress; YOX1 has a paralog, YHP1, that arose from the whole genome duplication negative regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II regulatory region sequence-specific DNA binding|sequence-specific DNA binding|RNA polymerase II transcription factor binding transcription factor activity involved in negative regulation of transcription nuclear chromatin|nucleus YDR197W CBS2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0119490182956197 0.488946542096939 1418 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 YDR122W KIN1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN PHOSPHORYLATION|PLASMA MEMBRANE 0.0119371060822009 0.489379905465297 1419 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 YBR172C SMY2 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.011928109280616 0.489707343848629 1420 Protein of unknown function involved in COPII vesicle formation; interacts with the Sec23p/Sec24p subcomplex; overexpression suppresses the temperature sensitivity of a myo2 mutant; similar to S. pombe Mpd2; SMY2 has a paralog, SYH1, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function endoplasmic reticulum membrane|cytoplasmic mRNA processing body|cytoplasm|extrinsic to membrane YDR151C CTH1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|NUCLEUS 0.0119200556027579 0.49000055721161 1421 Member of the CCCH zinc finger family; has similarity to mammalian Tis11 protein, which activates transcription and also has a role in mRNA degradation; may function with Tis11p in iron homeostasis nuclear-transcribed mRNA catabolic process|cellular iron ion homeostasis mRNA binding nucleus YFR054C_d YFR054C hom 0.011919641277035 0.490015644281327 1422 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGR165W MRPS35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0118846231208391 0.49174430014918 1423 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 YKL190W CNB1 hom FF|FT SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|ION HOMEOSTASIS 0.0118780314286009 0.491532077953109 1424 Calcineurin B; the regulatory subunit of calcineurin, a Ca++/calmodulin-regulated type 2B protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is encoded by CNA1 and/or CMP1; protein abundance increases in response to DNA replication stress adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|fungal-type cell wall organization|cellular ion homeostasis calcium-dependent protein serine/threonine phosphatase activity|calcium ion binding calcineurin complex YIL117C PRM5 hom 0.011858672910369 0.492238439223771 1425 Pheromone-regulated protein, predicted to have 1 transmembrane segment; induced during cell integrity signaling biological_process molecular_function integral to membrane YCL036W GFD2 hom 0.0118574370467183 0.492283552378167 1426 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 YER073W ALD5 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0118537853648866 0.492416863920613 1427 Mitochondrial aldehyde dehydrogenase, involved in regulation or biosynthesis of electron transport chain components and acetate formation; activated by K+; utilizes NADP+ as the preferred coenzyme; constitutively expressed acetate biosynthetic process aldehyde dehydrogenase [NAD(P)+] activity mitochondrion YJR009C TDH2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0118347362630794 0.493112600988938 1428 Glyceraldehyde-3-phosphate dehydrogenase, isozyme 2; involved in glycolysis and gluconeogenesis; tetramer that catalyzes the reaction of glyceraldehyde-3-phosphate to 1,3 bis-phosphoglycerate; detected in the cytoplasm and cell wall; protein abundance increases in response to DNA replication stress; TDH2 has a paralog, TDH3, that arose from the whole genome duplication gluconeogenesis|reactive oxygen species metabolic process|glycolysis|apoptotic process glyceraldehyde-3-phosphate dehydrogenase (NAD+) (phosphorylating) activity mitochondrion|fungal-type cell wall|lipid particle|plasma membrane|cytoplasm YDL069C CBS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0118214445956797 0.493985191871486 1429 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 YLR031W_p YLR031W hom 0.0118177625691994 0.493732980396641 1430 Putative protein of unknown function biological_process molecular_function cellular_component YBR211C AME1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0118079234049118 0.494157183649313 1431 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 YJL188C_d BUD19 hom 0.0117873705931732 0.494844833214233 1432 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 YPL165C SET6 hom 0.0117758883489304 0.495265244759657 1433 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 YJL085W EXO70 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0117739718490728 0.495657060042158 1434 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 YFL063W_d YFL063W hom 0.0117503379900671 0.496458426392436 1435 Dubious open reading frame, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR194C MSS116 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION 0.0117446494097739 0.496474204652149 1436 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 YMR070W MOT3 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.0117416832986801 0.496518759721781 1437 Transcriptional repressor and activator with two C2-H2 zinc fingers; involved in repression of a subset of hypoxic genes by Rox1p, repression of several DAN/TIR genes during aerobic growth, and repression of ergosterol biosynthetic genes in response to hyperosmotic stress; contributes to recruitment of the Tup1p-Cyc8p general repressor to promoters; involved in positive transcriptional regulation of CWP2 and other genes; can form the [MOT3+] prion cellular hyperosmotic response|negative regulation of transcription from RNA polymerase II promoter|negative regulation of ergosterol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II repressing transcription factor binding|RNA polymerase II activating transcription factor binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding nucleus YGL135W RPL1B hom FT TRANSLATION|RIBOSOME 0.0117207490350829 0.497286772504123 1438 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 YDR100W TVP15 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0117177057862141 0.497398472435929 1439 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 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 0.011704964271775 0.497866284162666 1440 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 YPR008W HAA1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0116778179179352 0.498863757551163 1441 Transcriptional activator involved in adaptation to weak acid stress; activates transcription of TPO2, YRO2, and other genes encoding membrane stress proteins; HAA1 has a paralog, CUP2, that arose from the whole genome duplication; relocalizes from cytoplasm to nucleus upon DNA replication stress response to acid|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus YNL140C_p YNL140C hom 0.0116441818548836 0.500101161813569 1442 Protein of unknown function; expressed at both mRNA and protein levels; partially overlaps THO2/YNL139C biological_process molecular_function cellular_component YLR393W ATP10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0116353898513739 0.500424870369756 1443 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 YMR020W FMS1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.0116132337558461 0.501241117382976 1444 Polyamine oxidase, converts spermine to spermidine, which is required for the essential hypusination modification of translation factor eIF-5A; also involved in pantothenic acid biosynthesis pantothenate biosynthetic process|polyamine catabolic process polyamine oxidase activity cytoplasm YPR180W AOS1 het FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.0115760674146484 0.503888717201407 1445 Subunit of a heterodimeric nuclear SUMO activating enzyme (E1) with Uba2p; activates Smt3p (SUMO) before its conjugation to proteins (sumoylation), which may play a role in protein targeting; essential for viability protein sumoylation SUMO activating enzyme activity nucleus|SUMO activating enzyme complex YNR016C ACC1 het FF|FT PROTEIN LOCALIZATION|KETONE METABOLISM|LIPID METABOLISM|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0115593150916366 0.503230462478308 1446 Acetyl-CoA carboxylase, biotin containing enzyme; catalyzes the carboxylation of cytosolic acetyl-CoA to form malonyl-CoA and regulates histone acetylation by regulating the availablity of acetyl-CoA; required for de novo biosynthesis of long-chain fatty acids; nuclear envelope organization|protein import into nucleus|fatty acid biosynthetic process biotin carboxylase activity|acetyl-CoA carboxylase activity mitochondrion|endoplasmic reticulum membrane YOR008C SLG1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PEROXISOME ORGANIZATION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE|CYTOSKELETON 0.0115528987166898 0.503658427833023 1447 Sensor-transducer of the stress-activated PKC1-MPK1 kinase pathway; involved in maintenance of cell wall integrity; required for mitophagy; involved in organization of the actin cytoskeleton; secretory pathway Wsc1p is required for the arrest of secretion response positive regulation of endocytosis|Rho protein signal transduction|actin cytoskeleton organization|fungal-type cell wall organization|response to heat|peroxisome degradation|establishment of cell polarity|response to osmotic stress transmembrane signaling receptor activity plasma membrane|mating projection tip|cellular bud neck YHR005C-A TIM10 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0115495046596516 0.503592869007338 1448 Essential protein of the mitochondrial intermembrane space, forms a complex with Tim9p (TIM10 complex) that delivers hydrophobic proteins to the TIM22 complex for insertion into the inner membrane protein import into mitochondrial inner membrane protein transporter activity|unfolded protein binding mitochondrion|integral to membrane|mitochondrial inner membrane protein insertion complex|mitochondrial intermembrane space protein transporter complex YDL046W NPC2 hom 0.0115263538128275 0.504766548887881 1449 Functional homolog of human NPC2/He1, which is a cholesterol-binding protein whose deficiency causes Niemann-Pick type C2 disease involving retention of cholesterol in lysosomes intracellular sterol transport molecular_function fungal-type vacuole lumen|fungal-type vacuole YGR072W UPF3 hom FT NUCLEUS 0.0115257851132641 0.504851194985484 1450 Component of the nonsense-mediated mRNA decay (NMD) pathway, along with Nam7p and Nmd2p; involved in decay of mRNA containing nonsense codons; involved in telomere maintenance nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|translational frameshifting|protein ubiquitination molecular_function nucleolus|nucleus|polysome|cytoplasm YDR300C PRO1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.0115172881215943 0.504783946179018 1451 Gamma-glutamyl kinase; catalyzes the first step in proline biosynthesis; PRO1 has a paralog, YHR033W, that arose from the whole genome duplication proline biosynthetic process glutamate 5-kinase activity cytoplasm YBR188C NTC20 hom FT RNA PROCESSING|NUCLEUS 0.0115165171511537 0.504812467888953 1452 Member of the NineTeen Complex (NTC) that contains Prp19p and stabilizes U6 snRNA in catalytic forms of the spliceosome containing U2, U5, and U6 snRNAs mRNA splicing, via spliceosome first spliceosomal transesterification activity Prp19 complex|U2-type catalytic step 1 spliceosome YJR065C ARP3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|CYTOSKELETON 0.0115162551760546 0.504822159734958 1453 Essential component of the Arp2/3 complex, which is a highly conserved actin nucleation center required for the motility and integrity of actin patches; involved in endocytosis and membrane growth and polarity mitochondrion inheritance|Arp2/3 complex-mediated actin nucleation|actin filament organization ATP binding Arp2/3 protein complex|plasma membrane YKR089C TGL4 hom FT LIPID METABOLISM|CELL DIVISION 0.0114955134064592 0.505589818636252 1454 Multifunctional triacylglycerol lipase, steryl ester hydrolase, and Ca2+-independent phospholipase A2; catalyzes acyl-CoA dependent acylation of LPA to PA; required with Tgl3p for timely bud formation; phosphorylated and activated by Cdc28p phospholipid metabolic process|triglyceride catabolic process|triglyceride mobilization|cell budding lysophosphatidic acid acyltransferase activity|triglyceride lipase activity|calcium-independent phospholipase A2 activity|sterol esterase activity lipid particle YFR012W DCV1 hom 0.0114905653590561 0.505773038015338 1455 Protein of unknown function; deletion mutant shows strong genetic interaction with cdc28-as1 mutant in the presence of 1-NM-PP1; DCV1 has a paralog, YOL019W, that arose from the whole genome duplication biological_process molecular_function integral to membrane YOR097C_p YOR097C hom 0.0114711991072146 0.506553866580052 1456 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 YMR207C HFA1 hom FT KETONE METABOLISM|LIPID METABOLISM|MITOCHONDRION 0.0114647638751157 0.506728997125078 1457 Mitochondrial acetyl-coenzyme A carboxylase; catalyzes the production of malonyl-CoA in mitochondrial fatty acid biosynthesis; relocalizes from mitochondrion to cytoplasm upon DNA replication stress fatty acid biosynthetic process acetyl-CoA carboxylase activity mitochondrion YPR182W SMX3 het FT RNA PROCESSING|NUCLEUS 0.0113960985791324 0.509277701569312 1458 Core Sm protein Sm F; part of heteroheptameric complex (with Smb1p, Smd1p, Smd2p, Smd3p, Sme1p, and Smx2p) that is part of the spliceosomal U1, U2, U4, and U5 snRNPs; homolog of human Sm F mRNA splicing, via spliceosome molecular_function U1 snRNP|U4/U6 x U5 tri-snRNP complex|U5 snRNP YIR027C DAL1 hom 0.0113906309620901 0.509480935534593 1459 Allantoinase, converts allantoin to allantoate in the first step of allantoin degradation; expression sensitive to nitrogen catabolite repression allantoin assimilation pathway allantoinase activity cellular_component YNL301C RPL18B hom FT TRANSLATION|RIBOSOME 0.0113879508348912 0.509580572656666 1460 Ribosomal 60S subunit protein L18B; homologous to mammalian ribosomal protein L18, no bacterial homolog; RPL18B has a paralog, RPL18A, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YDL063C SYO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.0113824188809007 0.510038786853109 1461 Transport adaptor or symportin; facilitates synchronized nuclear coimport of the two 5S-rRNA binding proteins Rpl5p and Rpl11p; required for biogenesis of the large ribosomal subunit; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus ribosomal large subunit biogenesis molecular_function nucleus|cytoplasm YAL049C AIM2 hom 0.0113785989881724 0.509928319244771 1462 Cytoplasmic protein involved in mitochondrial function or organization; null mutant displays reduced frequency of mitochondrial genome loss; potential Hsp82p interactor biological_process molecular_function cytoplasm YBR258C SHG1 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0113768982208642 0.509991575279969 1463 Subunit of the COMPASS (Set1C) complex, which methylates histone H3 on lysine 4 and is required in transcriptional silencing near telomeres histone H3-K4 methylation histone methyltransferase activity (H3-K4 specific) nucleus|Set1C/COMPASS complex YOR343C_d YOR343C hom 0.0113619032001333 0.510549457301745 1464 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL027W CRZ1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|ION HOMEOSTASIS|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ION HOMEOSTASIS|NUCLEUS 0.0113485697388018 0.511045789580693 1465 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 YJR005C-A_p YJR005C-A hom 0.0113452170687048 0.511170630892365 1466 Putative protein of unknown function; originally identified as a syntenic homolog of an Ashbya gossypii gene; YJR005C-A has a paralog, YGR169C-A, that arose from the whole genome duplication biological_process molecular_function cellular_component YDL148C NOP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION 0.0113018710134993 0.512786113778642 1467 Nucleolar protein, forms a complex with Noc4p that mediates maturation and nuclear export of 40S ribosomal subunits; also present in the small subunit processome complex, which is required for processing of pre-18S rRNA endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ribosomal small subunit biogenesis|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|rRNA processing snoRNA binding small-subunit processome|mitochondrion|nucleolus|90S preribosome|Noc4p-Nop14p complex YJL067W_d YJL067W hom 0.0112596015150851 0.5146149978295 1468 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YIL025C_d YIL025C hom 0.0112325164600586 0.515376439402292 1469 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL094C PAN2 hom FT RNA PROCESSING|RESPONSE TO DNA DAMAGE|PROTEOLYSIS 0.0111749313759487 0.517532334806903 1470 Essential subunit of the Pan2p-Pan3p poly(A)-ribonuclease complex, which acts to control poly(A) tail length and regulate the stoichiometry and activity of postreplication repair complexes mRNA 3'-end processing|postreplication repair|mRNA processing poly(A)-specific ribonuclease activity PAN complex|cytoplasm YCR027C RHB1 hom FT VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|PLASMA MEMBRANE 0.0111658274416403 0.517936017377926 1471 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 YDR418W RPL12B hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.011160168251738 0.518085793458109 1472 Ribosomal 60S subunit protein L12B; rpl12a rpl12b double mutant exhibits slow growth and slow translation; homologous to mammalian ribosomal protein L12 and bacterial L11; RPL12B has a paralog, RPL12A, that arose from the whole genome duplication cytoplasmic translation|ribosomal large subunit assembly structural constituent of ribosome cytosolic large ribosomal subunit YNL291C MID1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.0111535341650378 0.518584194805854 1473 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 YPL078C ATP4 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0111256213059841 0.519382127601273 1474 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 YBL064C PRX1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0110915156495668 0.520974551888451 1475 Mitochondrial peroxiredoxin with thioredoxin peroxidase activity; has a role in reduction of hydroperoxides; reactivation requires Trr2p and glutathione; induced during respiratory growth and oxidative stress; phosphorylated; protein abundance increases in response to DNA replication stress response to cadmium ion|cellular response to oxidative stress|cell redox homeostasis thioredoxin peroxidase activity mitochondrion YDL084W SUB2 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0110628789887932 0.521740732591107 1476 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 YDR360W_d OPI7 hom 0.0110217099530246 0.523291342955182 1477 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene VID21/YDR359C. Unknown Unknown Unknown YNL315C ATP11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.0110206825953707 0.523330068057751 1478 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 YIL028W_d YIL028W hom 0.0109967268954969 0.524233468056435 1479 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL284C MRPL10 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0109609868286295 0.525706250291512 1480 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 YOL160W_d YOL160W hom 0.0109496888566724 0.526256543946539 1481 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL068W NUP100 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0109486307836085 0.526049642681874 1482 FG-nucleoporin component of central core of the nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport and maintenance of the NPC permeability barrier and is involved in gene tethering at the nuclear periphery; homologous to Nup116p positive regulation of transcription, DNA-dependent|mRNA export from nucleus|NLS-bearing substrate import into nucleus|posttranscriptional tethering of RNA polymerase II gene DNA at nuclear periphery|protein import into nucleus|protein targeting to nuclear inner membrane|mRNA export from nucleus in response to heat stress nucleocytoplasmic transporter activity|structural constituent of nuclear pore nuclear pore central transport channel|integral to membrane|nuclear pore YLL020C_d YLL020C hom 0.0109176684939301 0.527220519242463 1483 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene KNS1 Unknown Unknown Unknown YCR016W_p YCR016W hom FT NUCLEUS 0.0109018302525318 0.527819974965002 1484 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 YDL034W_d YDL034W hom 0.0108648398832382 0.529221361145719 1485 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps with verified gene GPR1/YDL035C; YDL034W is not an essential gene Unknown Unknown Unknown YMR274C RCE1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0108430786802648 0.530353502704946 1486 Type II CAAX prenyl protease involved in the proteolysis and maturation of Ras and the a-factor mating pheromone CAAX-box protein processing|peptide pheromone maturation|protein processing metalloendopeptidase activity integral to endoplasmic reticulum membrane|integral to membrane YKL093W MBR1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0108313973334611 0.530489963954278 1487 Protein involved in mitochondrial functions and stress response; overexpression suppresses growth defects of hap2, hap3, and hap4 mutants aerobic respiration molecular_function cellular_component YDL055C PSA1 het FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.0108113362421639 0.531251697121326 1488 GDP-mannose pyrophosphorylase (mannose-1-phosphate guanyltransferase), synthesizes GDP-mannose from GTP and mannose-1-phosphate in cell wall biosynthesis; required for normal cell wall structure protein glycosylation|cell wall mannoprotein biosynthetic process|GDP-mannose biosynthetic process mannose-1-phosphate guanylyltransferase activity cytoplasm YLR046C_p YLR046C hom 0.0107823811476032 0.532352118383377 1489 Putative membrane protein; member of the fungal lipid-translocating exporter (LTE) family of proteins; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance biological_process molecular_function integral to membrane YHR158C KEL1 hom FT CELL CYCLE|MEMBRANE ORGANIZATION|SITE OF POLARIZED GROWTH 0.0107816100975993 0.5323814374431 1490 Protein required for proper cell fusion and cell morphology; functions in a complex with Kel2p to negatively regulate mitotic exit, interacts with Tem1p and Lte1p; localizes to regions of polarized growth; potential Cdc28p substrate negative regulation of exit from mitosis|regulation of cell shape|cell morphogenesis|cytogamy|plasma membrane fusion molecular_function mating projection tip|cellular bud neck|cytoplasm|cellular bud tip YOL069W NUF2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0107802414782408 0.532800417847057 1491 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 spindle microtubule|Ndc80 complex|condensed nuclear chromosome kinetochore|condensed nuclear chromosome, centromeric region|spindle pole body YBR175W SWD3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.0107646402701881 0.533087989780104 1492 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 YEL054C RPL12A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.0107625546954012 0.533106275762537 1493 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 YER069W ARG5,6 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.0107580254282256 0.533278635498249 1494 Acetylglutamate kinase and N-acetyl-gamma-glutamyl-phosphate reductase; N-acetyl-L-glutamate kinase (NAGK) catalyzes the 2nd and N-acetyl-gamma-glutamyl-phosphate reductase (NAGSA), the 3rd step in arginine biosynthesis; synthesized as a precursor which is processed in the mitochondrion to yield mature NAGK and NAGSA; enzymes form a metabolon complex with Arg2p; NAGK C-terminal domain stabilizes the enzymes, slows catalysis and is involved in feed-back inhibition by arginine ornithine biosynthetic process|arginine biosynthetic process|regulation of transcription, DNA-dependent N-acetyl-gamma-glutamyl-phosphate reductase activity|acetylglutamate kinase activity mitochondrion|mitochondrial matrix YMR297W PRC1 hom FT PROTEOLYSIS|ENDOPLASMIC RETICULUM 0.0107554770481135 0.533375625622992 1495 Vacuolar carboxypeptidase Y (proteinase C; CPY), broad-specificity C-terminal exopeptidase involved in non-specific protein degradation in the vacuole; member of the serine carboxypeptidase family vacuolar protein catabolic process|phytochelatin biosynthetic process serine-type carboxypeptidase activity fungal-type vacuole lumen|endoplasmic reticulum|fungal-type vacuole|cytoplasm YLR131C ACE2 hom FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CELL DIVISION|NUCLEUS 0.0106974707295963 0.536133703990874 1496 Transcription factor required for septum destruction after cytokinesis; phosphorylation by Cbk1p blocks nuclear exit during M/G1 transition, causing localization to daughter cell nuclei, and also increases Ace2p activity; phosphorylation by Cdc28p and Pho85p prevents nuclear import during cell cycle phases other than cytokinesis; part of RAM network that regulates cellular polarity and morphogenesis; ACE2 has a paralog, SWI5, that arose from the whole genome duplication Unknown|regulation of transcription involved in G1 phase of mitotic cell cycle RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding cytosol|nucleus YNL082W PMS1 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS 0.010666189727595 0.536779475423323 1497 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 YNL095C_p YNL095C hom 0.0106149342987698 0.538738378255339 1498 Putative protein of unknown function; predicted to contain a transmembrane domain; not an essential gene; YNL095C has a paralog, ECM3, that arose from the whole genome duplication biological_process molecular_function integral to membrane YGR155W CYS4 hom FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|MITOCHONDRION 0.0105906857735496 0.540210942896398 1499 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 YFR013W IOC3 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0105737846803932 0.54031364126749 1500 Subunit of the Isw1a complex; Isw1a has nucleosome-stimulated ATPase activity and represses transcription initiation by specific positioning of a promoter proximal dinucleosome; IOC3 has a paralog, ESC8, that arose from the whole genome duplication chromatin remodeling nucleosome binding|ATPase activity|DNA binding ISW1 complex YKL022C CDC16 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0105697542229036 0.540468056358303 1501 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 YLR149C YLR149C hom 0.0105655653636339 0.54062856351747 1502 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 YLR318W EST2 hom FT NUCLEUS|CHROMOSOME 0.0105600402715553 0.541263014453344 1503 Reverse transcriptase subunit of the telomerase holoenzyme, essential for telomerase core catalytic activity, involved in other aspects of telomerase assembly and function; mutations in human homolog are associated with aplastic anemia telomere maintenance via telomerase|replicative cell aging telomerase activity|telomeric template RNA reverse transcriptase activity|telomeric DNA binding telomerase catalytic core complex|nucleolus|nucleus|telomerase holoenzyme complex YPL183C RTT10 hom FT VESICLE-MEDIATED TRANSPORT 0.0105532422688739 0.541281905806136 1504 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 YDR458C HEH2 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.0105281330566106 0.542365235800926 1505 Inner nuclear membrane (INM) protein; contains helix-extension-helix (HEH) motif, nuclear localization signal sequence; targeting to the INM requires the Srp1p-Kap95p karyopherins and the Ran cycle biological_process molecular_function nuclear envelope YGL027C CWH41 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0105227390237945 0.542270932767709 1506 Processing alpha glucosidase I, ER type II integral membrane N-glycoprotein involved in assembly of cell wall beta 1,6 glucan and asparagine-linked protein glycosylation; also involved in ER protein quality control and sensing of ER stress fungal-type cell wall biogenesis|protein N-linked glycosylation mannosyl-oligosaccharide glucosidase activity endoplasmic reticulum membrane YLR461W PAU4 hom 0.0104896151989988 0.543542918599953 1507 Member of the seripauperin multigene family encoded mainly in subtelomeric regions; active during alcoholic fermentation, regulated by anaerobiosis, negatively regulated by oxygen, repressed by heme biological_process molecular_function cellular_component YMR192W GYL1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|MITOCHONDRION|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.0104796693396507 0.543985198587398 1508 Putative GTPase activating protein (GAP) with a role in exocytosis; stimulates Gyp5p GAP activity on Ypt1p, colocalizes with Gyp5p at sites of polarized growth; interacts with Gyp5p, Rvs161p, and Rvs167p; involved in recruiting Rvs167p to the bud tip during polarized growth; increases in abundance and relocalizes from bud neck to cytoplasm upon DNA replication stress ER to Golgi vesicle-mediated transport|regulation of exocytosis protein binding mitochondrion|incipient cellular bud site|cellular bud|cellular bud neck|cellular bud tip|cytoplasm|Golgi-associated vesicle|plasma membrane YIL002C INP51 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|MEMBRANE ORGANIZATION|CYTOSKELETON 0.0104724287776213 0.544263511505753 1509 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 YMR069W NAT4 hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.0104712263898497 0.544790413633284 1510 N alpha-acetyl-transferase, involved in acetylation of the N-terminal residues of histones H4 and H2A histone acetylation histone acetyltransferase activity nucleus|cytoplasm YJL026W RNR2 het FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|NUCLEUS 0.0104469778623528 0.545242355564758 1511 Ribonucleotide-diphosphate reductase (RNR), small subunit; the RNR complex catalyzes the rate-limiting step in dNTP synthesis and is regulated by DNA replication and DNA damage checkpoint pathways via localization of the small subunits deoxyribonucleotide biosynthetic process ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor ribonucleoside-diphosphate reductase complex|nucleus|cytoplasm YKL071W_p YKL071W hom FT OXIDATION-REDUCTION PROCESS 0.0104464134721555 0.545204132489708 1512 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 YJR045C SSC1 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|NUCLEUS|MITOCHONDRION 0.0103880725620764 0.547451476165037 1513 Hsp70 family ATPase; constituent of the import motor component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); involved in protein translocation and folding; subunit of SceI endonuclease; SSC1 has a paralog, ECM10, that arose from the whole genome duplication protein refolding|positive regulation of endodeoxyribonuclease activity|protein import into mitochondrial matrix|protein unfolding enzyme regulator activity|ATPase activity mitochondrial nucleoid|mitochondrion|TRC complex|mitochondrial inner membrane|presequence translocase-associated import motor YNL052W COX5A hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0103837814200803 0.547616955418357 1514 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 YDR167W TAF10 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|NUCLEUS|RNA POL II, HOLOENZYME|HISTONE ACETYLTRANSFERASE 0.010359851524112 0.5485402168124 1515 Subunit (145 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification histone acetylation|RNA polymerase II transcriptional preinitiation complex assembly|chromatin modification|transcription from RNA polymerase II promoter chromatin binding|RNA polymerase II core promoter sequence-specific DNA binding transcription factor activity involved in preinitiation complex assembly|protein complex scaffold SLIK (SAGA-like) complex|SAGA complex|transcription factor TFIID complex YNL336W COS1 hom 0.0103283233982768 0.549757804267456 1516 Protein of unknown function, member of the DUP380 subfamily of conserved, often subtelomerically-encoded proteins biological_process molecular_function integral to membrane|fungal-type vacuole YGR287C IMA1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.0103161398844588 0.550228676851673 1517 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 YDL102W POL3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.0102812889441925 0.551576703019557 1518 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 YBL103C RTG3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.0102752099099246 0.551812004688579 1519 Basic helix-loop-helix-leucine zipper (bHLH/Zip) transcription factor that forms a complex with another bHLH/Zip protein, Rtg1p, to activate the retrograde (RTG) and TOR pathways mitochondrion degradation|cellular response to oleic acid|mitochondria-nucleus signaling pathway|positive regulation of transcription from RNA polymerase II promoter|transcription factor import into nucleus RNA polymerase II transcription factor binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity nucleus|cytoplasm YOR032C HMS1 hom FT NUCLEUS 0.0102643143623383 0.552233862823041 1520 Basic helix-loop-helix (bHLH) protein with similarity to myc-family transcription factors; overexpression confers hyperfilamentous growth and suppresses the pseudohyphal filamentation defect of a diploid mep1 mep2 homozygous null mutant pseudohyphal growth sequence-specific DNA binding transcription factor activity cellular_component YLR120C YPS1 hom FT CELL WALL ORG/BIOGENESIS|PROTEOLYSIS|PLASMA MEMBRANE 0.0102565169283195 0.552535864086796 1521 Aspartic protease, member of the yapsin family of proteases involved in cell wall growth and maintenance; attached to the plasma membrane via a glycosylphosphatidylinositol (GPI) anchor fungal-type cell wall organization|protein processing aspartic-type endopeptidase activity fungal-type cell wall YHR126C_p ANS1 hom FT PLASMA MEMBRANE 0.0102244156206848 0.553780027584992 1522 Putative GPI protein; transcription dependent upon Azf1p biological_process molecular_function cellular_component YOR025W HST3 hom FT KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS 0.0102165534271905 0.554084954751953 1523 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 YDR506C GMC1 hom FT CELL CYCLE|ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS 0.0102099708224487 0.554340317534394 1524 Protein involved in meiotic progression; mutants are delayed in meiotic nuclear division and are defective in synaptonemal complex assembly; possible membrane-localized protein meiosis|synaptonemal complex organization molecular_function cellular_component YDR298C ATP5 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.0102061835639916 0.554487264914242 1525 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 YDL236W PHO13 hom FT NUCLEUS 0.0101963509865968 0.554868862350538 1526 Alkaline phosphatase specific for p-nitrophenyl phosphate; also has protein phosphatase activity protein dephosphorylation 4-nitrophenylphosphatase activity|phosphoprotein phosphatase activity|alkaline phosphatase activity nucleus|cytoplasm YMR175W-A_p YMR175W-A hom 0.0101722541265929 0.555804591722981 1527 Putative protein of unknown function biological_process molecular_function cellular_component YPL002C SNF8 hom FF|FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|PROTEOLYSIS|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0101527473263204 0.556562643326812 1528 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 YNL326C PFA3 hom FT MEMBRANE ORGANIZATION 0.0101484242139423 0.556730711492076 1529 Palmitoyltransferase for Vac8p, required for vacuolar membrane fusion; contains an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; autoacylates; required for vacuolar integrity under stress conditions vacuole fusion, non-autophagic|protein palmitoylation palmitoyltransferase activity fungal-type vacuole membrane|integral to membrane|fungal-type vacuole YDL111C RRP42 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0101346850145214 0.557265009752444 1530 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp42p (EXOSC7) nuclear polyadenylation-dependent tRNA catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nonfunctional rRNA decay|nuclear polyadenylation-dependent mRNA catabolic process|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|ncRNA 3'-end processing molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YPL073C_d YPL073C hom 0.0100979395096371 0.558695216255639 1531 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps with verified gene UBP16/YPL072W; may interact with ribosome based on co-purification experiments Unknown Unknown Unknown YHL036W MUP3 hom 0.0100938846984464 0.559146384177377 1532 Low affinity methionine permease, similar to Mup1p amino acid transport L-methionine transmembrane transporter activity integral to membrane|membrane YDL132W CDC53 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.0100782260578721 0.559521800208889 1533 Cullin, structural protein of SCF complexes (which also contain Skp1p, Cdc34p, Hrt1p and an F-box protein) involved in ubiquitination; SCF promotes the G1-S transition by targeting G1 cyclins and the Cln-CDK inhibitor Sic1p for degradation SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|G2/M transition of mitotic cell cycle|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle ubiquitin-protein ligase activity|DNA replication origin binding|protein binding, bridging SCF ubiquitin ligase complex YLR212C TUB4 het FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|NUCLEOTIDE METABOLISM|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.0100691460795285 0.560285718947559 1534 Gamma-tubulin; involved in nucleating microtubules from both the cytoplasmic and nuclear faces of the spindle pole body; protein abundance increases in response to DNA replication stress microtubule nucleation|mitotic spindle organization in nucleus structural constituent of cytoskeleton outer plaque of spindle pole body|gamma-tubulin small complex, spindle pole body|inner plaque of spindle pole body YAL056W GPB2 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.010045211820553 0.560750589269642 1535 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 YHR070W TRM5 het FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.00999324525639387 0.563071165979452 1536 tRNA(m(1)G37)methyltransferase, methylates a tRNA base adjacent to the anticodon that has a role in prevention of frameshifting; highly conserved across Archaea, Bacteria, and Eukarya tRNA methylation tRNA (guanine) methyltransferase activity nucleus|mitochondrial matrix|cytoplasm YPR022C_p YPR022C hom FT NUCLEUS 0.0099763257713344 0.563441331181194 1537 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 YDR237W MRPL7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00997398939856089 0.563532700669425 1538 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 YPL249C GYP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|NUCLEOTIDE METABOLISM|GOLGI APPARATUS|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00996912976580165 0.563955412391297 1539 GTPase-activating protein (GAP) for yeast Rab family members; involved in ER to Golgi trafficking; exhibits GAP activity toward Ypt1p that is stimulated by Gyl1p, also acts on Sec4p; interacts with Gyl1p, Rvs161p and Rvs167p; involved in recruiting Rvs167p to the bud tip during polarized growth; relocalizes from bud neck to cytoplasm upon DNA replication stress vesicle-mediated transport|ER to Golgi vesicle-mediated transport Rab GTPase activator activity cytosol|incipient cellular bud site|plasma membrane|cellular bud neck|Golgi-associated vesicle|cellular bud tip YPL088W_p YPL088W hom FT OXIDATION-REDUCTION PROCESS 0.00996754302249889 0.563784838756035 1540 Putative aryl alcohol dehydrogenase; transcription is activated by paralogous transcription factors Yrm1p and Yrr1p along with genes involved in multidrug resistance cellular aldehyde metabolic process aryl-alcohol dehydrogenase (NAD+) activity cellular_component YGR190C_d YGR190C het 0.0099563756591699 0.564221758073032 1541 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 YDR248C_p YDR248C hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM 0.00991586234488452 0.56580819424516 1542 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 YBR042C CST26 hom FT LIPID METABOLISM 0.00991261628355711 0.56593539736994 1543 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 YKR078W YKR078W hom 0.0099105435691852 0.567002734677549 1544 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 YJR056C YJR056C hom FT NUCLEUS 0.00989393597061613 0.566667687784698 1545 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YLL014W EMC6 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00988550124996707 0.567287681721151 1546 Member of conserved ER transmembrane complex; required for efficient folding of proteins in the ER; null mutant displays induction of the unfolded protein response; homologous to worm F33D4.7/EMC-6, fly CG11781, human TMEM93 protein folding in endoplasmic reticulum molecular_function ER membrane protein complex|integral to membrane|endoplasmic reticulum YPL085W SEC16 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0098596068365602 0.568014613531312 1547 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 YGR005C TFG2 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00983565148080548 0.56895542345531 1548 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 YBL093C ROX3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00983414309364729 0.569302868183454 1549 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme negative regulation of transcription from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|RNA polymerase II transcriptional preinitiation complex assembly|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II transcription factor recruiting transcription factor activity core mediator complex|nucleus YHR044C DOG1 hom FT CARBOHYDRATE METABOLISM 0.00981102181595538 0.569923490912328 1550 2-deoxyglucose-6-phosphate phosphatase; paralogous to DOG2; member of a family of low molecular weight phosphatases; confers 2-deoxyglucose resistance when overexpressed, in vivo substrate has not yet been identified glucose metabolic process 2-deoxyglucose-6-phosphatase activity cellular_component YDR445C_d YDR445C hom 0.00979759431317007 0.570451588599932 1551 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNR065C_p YNR065C hom 0.00978943998052292 0.570772408566093 1552 Protein of unknown function; protein-protein interactions suggest a possible role in actin patch formation; YNR065C is not an essential gene biological_process molecular_function integral to membrane YBR113W_d YBR113W hom 0.00977869811632214 0.571195162122152 1553 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 YLR141W RRN5 het FT CHROMATIN ORGANIZATION|NUCLEUS 0.00977846476130887 0.571204347624207 1554 Protein involved in transcription of rDNA by RNA polymerase I; transcription factor, member of UAF (upstream activation factor) family along with Rrn9p and Rrn10p transcription of nuclear large rRNA transcript from RNA polymerase I promoter|chromatin organization RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YDL019C OSH2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOPLASMIC RETICULUM|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00975427420998164 0.572156935946916 1555 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 YLR225C_p YLR225C hom FT RESPONSE TO OXIDATIVE STRESS 0.00973182347988618 0.573041687135064 1556 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR225C is not an essential gene biological_process molecular_function cytoplasm YER117W RPL23B hom FT TRANSLATION|RIBOSOME 0.00972515548867654 0.573590594159032 1557 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 YPL123C RNY1 hom 0.00971801430186657 0.573643359230905 1558 Vacuolar RNase of the T(2) family, relocalizes to the cytosol where it cleaves tRNAs upon oxidative or stationary phase stress; promotes apoptosis under stress conditions and this function is independent of its catalytic activity cell morphogenesis|RNA catabolic process|apoptotic process endoribonuclease activity cytosol|extracellular region|vacuole YDR256C CTA1 hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.00971784411604729 0.573592921447157 1559 Catalase A, breaks down hydrogen peroxide in the peroxisomal matrix formed by acyl-CoA oxidase (Pox1p) during fatty acid beta-oxidation response to reactive oxygen species|age-dependent response to reactive oxygen species|hydrogen peroxide catabolic process catalase activity peroxisomal matrix|mitochondrial matrix YJL061W NUP82 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.0097103687925933 0.573887791472219 1560 Linker nucleoporin component of the nuclear pore complex (NPC); also part of the NPC cytoplasmic filaments; contributes to nucleocytoplasmic transport and NPC biogenesis; forms stable associations with three FG-nucleoporins (Nsp1p, Nup159p, and Nup116p) mRNA export from nucleus|protein export from nucleus|ribosomal large subunit export from nucleus|protein import into nucleus|ribosomal small subunit export from nucleus structural constituent of nuclear pore integral to membrane|nuclear pore cytoplasmic filaments|nuclear pore linkers|nuclear pore YOR062C_p YOR062C hom FT NUCLEUS 0.00970769278186941 0.573993366268952 1561 Protein of unknown function; similar to YKR075Cp and Reg1p; expression regulated by glucose and Rgt1p; GFP-fusion protein is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus|cytoplasm YOR137C SIA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.00967379436385982 0.575559486825417 1562 Protein of unassigned function involved in activation of the Pma1p plasma membrane H+-ATPase by glucose proton transport molecular_function cellular_component YKL059C MPE1 het FT RNA PROCESSING|NUCLEUS 0.00965708521147291 0.575991680858226 1563 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 YIL093C RSM25 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00963540213218154 0.576848872618468 1564 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YHL030W ECM29 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00961076687033784 0.577823501014908 1565 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 YMR221C_p YMR221C hom FT MITOCHONDRION 0.00959980530469084 0.578257414967643 1566 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; physical interaction with Atg27p suggests a possible role in autophagy biological_process molecular_function mitochondrion|integral to membrane|fungal-type vacuole YLR279W_d YLR279W hom 0.00959126573774517 0.578595560116043 1567 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YKL069W YKL069W hom FT OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00957997058269219 0.579099552590939 1568 Methionine-R-sulfoxide reductase; reduces the R enantiomer of free Met-SO, in contrast to Ycl033Cp which reduces Met-R-SO in a peptide linkage; has a role in protection against oxidative stress; relative distribution to the nucleus increases upon DNA replication stress cellular response to oxidative stress methionine-R-sulfoxide reductase activity nucleus|cytoplasm YPL121C MEI5 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00954460055964162 0.580445021227146 1569 Meiosis specific protein involved in DMC1-dependent meiotic recombination, forms heterodimer with Sae3p; proposed to be an assembly factor for Dmc1p meiotic DNA recombinase assembly|reciprocal meiotic recombination molecular_function condensed nuclear chromosome YPR046W MCM16 hom FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00952402532969118 0.581261348955682 1570 Component of the Ctf19 complex and the COMA subcomplex; involved in kinetochore-microtubule mediated chromosome segregation; binds to centromere DNA; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-H and fission yeast fta3 chromosome segregation|establishment of mitotic sister chromatid cohesion molecular_function condensed nuclear chromosome kinetochore YKL003C MRP17 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00952078294740505 0.581390040285318 1571 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 YPL179W PPQ1 hom FT TRANSLATION 0.00952076496350404 0.581390754110019 1572 Putative protein serine/threonine phosphatase; null mutation enhances efficiency of translational suppressors protein dephosphorylation|regulation of translation protein serine/threonine phosphatase activity cytoplasm YNL212W VID27 hom 0.00952052334296411 0.581400344655698 1573 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 YJL109C UTP10 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00951623389611971 0.581795996867221 1574 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 YGL100W SEH1 hom FF|FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE|NUCLEAR PORE 0.00950897859284883 0.582027601134621 1575 Component of two distinct complexes; subunit of the Nup84 nuclear pore sub-complex (NPC) and the Seh1-associated (SEA) complex; the the NUP84 subcomplex contributes to nucleocytoplasmic transport and NPC biogenesis; the SEA complex is a coatamer-related complex that associates dynamically with the vacuole; homologous to human SEH1 nucleocytoplasmic transport structural constituent of nuclear pore fungal-type vacuole membrane|integral to membrane|nuclear pore|Seh1-associated complex|nuclear pore outer ring YKL137W CMC1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.009508649455392 0.581871741134342 1576 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 YPL075W GCR1 het FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|ENDOMEMBRANE SYSTEM|NUCLEUS 0.00950618031541477 0.581969789062668 1577 Transcriptional activator of genes involved in glycolysis; DNA-binding protein that interacts and functions with the transcriptional activator Gcr2p negative regulation of transcription from RNA polymerase II promoter by glucose|nucleosome organization|positive regulation of ribosomal protein gene transcription from RNA polymerase II promoter|regulation of glycolysis by positive regulation of transcription from RNA polymerase II promoter|positive regulation of transcription from a mobile element promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II distal enhancer sequence-specific DNA binding|RNA polymerase II distal enhancer sequence-specific DNA binding transcription factor activity|RNA polymerase II core promoter proximal region sequence-specific DNA binding|RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nuclear envelope YHR092C HXT4 hom FT PLASMA MEMBRANE 0.00949617657995514 0.582367109770142 1578 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 YLR038C COX12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00949548516891923 0.582394575381037 1579 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 YBR292C_d YBR292C hom 0.00949500606742966 0.582413607562413 1580 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 YDR185C UPS3 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00948741912995886 0.582715035352597 1581 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 YKL167C MRP49 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00945764865237417 0.583898513933304 1582 Mitochondrial ribosomal protein of the large subunit, not essential for mitochondrial translation mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YHR007C-A_p YHR007C-A hom 0.00945726313311968 0.583913846980963 1583 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YBR216C YBP1 hom FT RESPONSE TO OXIDATIVE STRESS 0.00942037648768662 0.585437716750279 1584 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 YKR106W GEX2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0094073203189 0.585901778136843 1585 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 YLR437C DIF1 hom FT NUCLEUS 0.00940091587536714 0.586156928473983 1586 Protein that regulates the nuclear localization of ribonucleotide reductase Rnr2p and Rnr4p subunits; phosphorylated by Dun1p in response to DNA damage and degraded; N-terminal half has similarity to S. pombe Spd1 protein biological_process molecular_function cytoplasm YGL053W PRM8 hom FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00938084981642463 0.586956685186888 1587 Pheromone-regulated protein with 2 predicted transmembrane segments and an FF sequence, a motif involved in COPII binding; forms a complex with Prp9p in the ER; member of DUP240 gene family biological_process molecular_function integral to membrane|endoplasmic reticulum|plasma membrane YDR377W ATP17 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00937285841610232 0.587275332579927 1588 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) YAL012W CYS3 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00934398175502463 0.589039734419941 1589 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 YOR027W STI1 hom 0.00932130220129805 0.589332995402273 1590 Hsp90 cochaperone, interacts with the Ssa group of the cytosolic Hsp70 chaperones and activates Ssa1p ATPase activity; interacts with Hsp90 chaperones and inhibits their ATPase activity; homolog of mammalian Hop protein folding Hsp70 protein binding|Hsp90 protein binding|mRNA binding|ATPase inhibitor activity cytoplasm YKL213C DOA1 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS 0.00930469938314297 0.590717962347227 1591 WD repeat protein required for ubiquitin-mediated protein degradation; forms a complex with Cdc48p; plays a role in controlling cellular ubiquitin concentration; also promotes efficient NHEJ in postdiauxic/stationary phase; protein increases in abundance and relocalizes from nucleus to nuclear periphery upon DNA replication stress double-strand break repair via nonhomologous end joining|ubiquitin-dependent protein catabolic process ubiquitin binding nucleus|cytoplasm YGR235C MOS2 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00930281798965075 0.590237872790921 1592 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 YML093W UTP14 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00925559300352618 0.592236617451413 1593 Subunit of U3-containing Small Subunit (SSU) processome complex involved in production of 18S rRNA and assembly of small ribosomal subunit endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)|endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function small-subunit processome|nucleolus YOR278W HEM4 het FT COFACTOR METABOLISM 0.00922198964596403 0.593306003204183 1594 Uroporphyrinogen III synthase, catalyzes the conversion of hydroxymethylbilane to uroporphyrinogen III, the fourth step in heme biosynthesis; deficiency in the human homolog can result in the disease congenital erythropoietic porphyria heme biosynthetic process uroporphyrinogen-III synthase activity cellular_component YOL017W ESC8 hom FT GENE SILENCING|NUCLEUS 0.00921007221316622 0.593783583999766 1595 Protein involved in telomeric and mating-type locus silencing; interacts with Sir2p and also interacts with Gal11p, which is a component of the RNA pol II mediator complex; ESC8 has a paralog, IOC3, that arose from the whole genome duplication chromatin silencing molecular_function nucleus YMR241W YHM2 hom FT ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00920631260933547 0.593934283343146 1596 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 YLR236C_d YLR236C hom 0.00918827297070206 0.594657624423683 1597 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER060W FCY21 hom 0.00918657841303877 0.594725592302086 1598 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YNR019W ARE2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00918042335633439 0.595192225356524 1599 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 YBR144C_d YBR144C hom 0.00917872729251912 0.595040543182928 1600 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; YBR144C is not an essential gene Unknown Unknown Unknown YDR317W HIM1 hom FT RESPONSE TO DNA DAMAGE 0.00916087683460643 0.595756904643219 1601 Protein of unknown function involved in DNA repair DNA repair molecular_function cellular_component YBR085C-A YBR085C-A hom FT NUCLEUS 0.00913882344280812 0.596642477523007 1602 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 YHR176W FMO1 hom FT OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00912475162408866 0.597207856342312 1603 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 YMR119W ASI1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00912433117725009 0.59821049264295 1604 Putative integral membrane E3 ubiquitin ligase; acts with Asi2p and Asi3p to ensure the fidelity of SPS-sensor signalling by maintaining the dormant repressed state of gene expression in the absence of inducing signals; ASI1 has a paralog, ASI3, that arose from the whole genome duplication ubiquitin-dependent protein catabolic process ubiquitin-protein ligase activity integral to membrane|nuclear inner membrane|endoplasmic reticulum membrane YAR042W SWH1 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00910920565121225 0.597832746849922 1605 Protein similar to mammalian oxysterol-binding protein; contains ankyrin repeats; localizes to the Golgi and the nucleus-vacuole junction endocytosis|maintenance of cell polarity|exocytosis|sterol transport lipid binding|oxysterol binding|1-phosphatidylinositol binding|sterol transporter activity nuclear envelope|endoplasmic reticulum|Golgi trans cisterna|early endosome YLR094C GIS3 hom FT SIGNALING|NUCLEUS 0.00910784422264132 0.597887485369608 1606 Protein of unknown function intracellular signal transduction molecular_function nucleus|cytoplasm YDR529C QCR7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00908069455302015 0.598979558188931 1607 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 YNL049C SFB2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00907213108794024 0.599542059207798 1608 Component of the Sec23p-Sfb2p heterodimer of the COPII vesicle coat, required for cargo selection during vesicle formation in ER to Golgi transport; homologous to Sec24p and Sfb3p cargo loading into COPII-coated vesicle signal sequence binding COPII vesicle coat YMR152W YIM1 hom FT RESPONSE TO DNA DAMAGE|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00906977032028623 0.599419231200039 1609 Protein of unknown function; null mutant displays sensitivity to DNA damaging agents; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; protein abundance increases in response to DNA replication stress response to DNA damage stimulus molecular_function mitochondrion|lipid particle|cytoplasm YIL041W GVP36 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00903294889180848 0.601119449053483 1610 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 YPL173W MRPL40 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00900990079150358 0.601831420111464 1611 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YLR083C EMP70 hom FT VESICLE-MEDIATED TRANSPORT|ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.00900391013804654 0.602073028734124 1612 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 YKL204W EAP1 hom FT TRANSLATION 0.00900089993835585 0.602194449380063 1613 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 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 0.00897958570681726 0.603054504303548 1614 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 YOL126C MDH2 hom FT PROTEIN LOCALIZATION|KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|PEROXISOME ORGANIZATION 0.00897167898855939 0.603373690325526 1615 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 YPL202C AFT2 hom FT TRANSCRIPTION FROM RNA POL II|ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO NUTRIENT LEVELS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00897092034439673 0.603458325930741 1616 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 YHR017W YSC83 hom FT MITOCHONDRION 0.00894127198683794 0.604763553096111 1617 Non-essential mitochondrial protein of unknown function; mRNA induced during meiosis, peaking between mid to late prophase of meiosis I; similar to S. douglasii YSD83 biological_process molecular_function mitochondrial outer membrane|mitochondrion YGL233W SEC15 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00893965786915106 0.604667125459524 1618 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 YFR032C_p RRT5 hom 0.00891497162020247 0.605665129650293 1619 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; expressed at high levels during sporulation biological_process molecular_function cellular_component YOR250C CLP1 het FT RNA PROCESSING|NUCLEUS 0.00891257691088597 0.605761981059388 1620 Component of the cleavage and polyadenylation factor I (CF I); CF 1, composed of the CF 1A complex (Rna14p, Rna15p, Clp1p, Pcf11p) and Hrp1, is involved in cleavage and polyadenylation of mRNA 3' ends; involved in both the endonucleolyitc cleavage and polyadenylation steps of mRNA 3'-end maturation mRNA 3'-end processing|mRNA cleavage|mRNA polyadenylation RNA binding mRNA cleavage factor complex YGL032C AGA2 hom 0.00891089685270186 0.605991187362267 1621 Adhesion subunit of a-agglutinin of a-cells, C-terminal sequence acts as a ligand for alpha-agglutinin (Sag1p) during agglutination, modified with O-linked oligomannosyl chains, linked to anchorage subunit Aga1p via two disulfide bonds agglutination involved in conjugation with cellular fusion cell adhesion molecule binding fungal-type cell wall YDL096C_d OPI6 hom 0.0089098830563093 0.606085947102891 1622 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified gene PMT1/YDL095W; YDL096C is not essential Unknown Unknown Unknown YCR035C RRP43 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00890247821474489 0.60617048803555 1623 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 YOR124C UBP2 hom FT PROTEOLYSIS 0.00890206435893588 0.606187231733346 1624 Ubiquitin-specific protease that removes ubiquitin from ubiquitinated proteins; interacts with Rsp5p and is required for MVB sorting of membrane proteins; can cleave polyubiquitin and has isopeptidase activity protein deubiquitination|ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway ubiquitin-specific protease activity cytoplasm YER152C YER152C hom FT NUCLEUS 0.00889826320165885 0.606341027886018 1625 Protein with 2-aminoadipate transaminase activity; shares amino acid similarity with the aminotransferases Aro8p and Aro9p; YER152C is not an essential gene biological_process 2-aminoadipate transaminase activity nucleus|cytoplasm YBL052C SAS3 hom FT CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00889178582545353 0.606764144946795 1626 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 YDR186C YDR186C hom 0.00889166533872984 0.606608021130204 1627 Putative protein of unknown function; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm biological_process molecular_function ribosome|cytoplasm YPL091W GLR1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|MITOCHONDRION 0.00888417131909968 0.606911342506296 1628 Cytosolic and mitochondrial glutathione oxidoreductase; converts oxidized glutathione to reduced glutathione; mitochondrial but not cytosolic form has a role in resistance to hyperoxia; protein abundance increases in response to DNA replication stress cellular response to oxidative stress|protein glutathionylation glutathione-disulfide reductase activity mitochondrion|nucleus|cytoplasm YJL047C RTT101 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00887837485727385 0.607199598473023 1629 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 YGR204W ADE3 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00886216108914248 0.607802600588169 1630 Cytoplasmic trifunctional enzyme C1-tetrahydrofolate synthase, involved in single carbon metabolism and required for biosynthesis of purines, thymidylate, methionine, and histidine; null mutation causes auxotrophy for adenine and histidine purine nucleobase biosynthetic process|folic acid-containing compound metabolic process methylenetetrahydrofolate dehydrogenase (NADP+) activity|formate-tetrahydrofolate ligase activity|methenyltetrahydrofolate cyclohydrolase activity nucleus|cytoplasm YJR063W RPA12 hom FF|FT NUCLEUS 0.00883356929478548 0.608961235670839 1631 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 YML006C GIS4 hom FT SIGNALING|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0088235621733604 0.609366989657963 1632 CAAX box containing protein of unknown function, proposed to be involved in the RAS/cAMP signaling pathway cellular ion homeostasis|intracellular signal transduction molecular_function plasma membrane YKL004W AUR1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0088219349439041 0.60943297951282 1633 Phosphatidylinositol:ceramide phosphoinositol transferase (IPC synthase), required for sphingolipid synthesis; can mutate to confer aureobasidin A resistance inositolphosphoceramide metabolic process|sphingolipid biosynthetic process inositol phosphoceramide synthase activity integral to membrane|Golgi apparatus|inositol phosphoceramide synthase complex YGL227W VID30 hom FT KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEOLYSIS|NUCLEUS 0.00882173192162857 0.6094945576542 1634 Central component of GID Complex, involved in FBPase degradation; interacts strongly with Gid8p to serve as a scaffold for other GID Complex subunits; contains SPRY domain and 3 domains that are also found in Gid8p - LisH, CTLH, and CRA; required for association of Vid vesicles and actin patches in vacuole import and degradation pathway; shifts the balance of nitrogen metabolism toward glutamate production; localizes to the nucleus and the cytoplasm regulation of nitrogen utilization|negative regulation of gluconeogenesis|proteasomal ubiquitin-dependent protein catabolic process|vacuolar protein catabolic process molecular_function nucleus|GID complex|cytoplasm YEL023C_p YEL023C hom 0.00881437746153455 0.609899468906501 1635 Putative protein of unknown function; expression is increased greatly during sporulation; YEL023C is not an essential gene biological_process molecular_function cellular_component YOR065W CYT1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00880227927053077 0.610443427213444 1636 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 YIR021W-A_p YIR021W-A hom 0.00879571977623469 0.610496533789403 1637 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGR054W YGR054W hom FT TRANSLATION 0.0087948901161604 0.610530206689767 1638 Eukaryotic initiation factor (eIF) 2A; associates specifically with both 40S subunits and 80 S ribosomes, and interacts genetically with both eIF5b and eIF4E; homologous to mammalian eIF2A translational initiation translation initiation factor activity cytosolic ribosome|cytosolic small ribosomal subunit|ribosome YPL103C FMP30 hom FT LIPID METABOLISM|MITOCHONDRION 0.0087948069399471 0.610533582556727 1639 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 YJL180C ATP12 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00878967031676571 0.610795279463656 1640 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 YNL289W PCL1 hom FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00877015145183296 0.611747151481376 1641 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 YPL132W COX11 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION|RIBOSOME 0.00876287860958369 0.611830066356418 1642 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 YDL217C TIM22 het FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00873602742060415 0.612921329323011 1643 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 YGL111W NSA1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00870466498663247 0.614197021201908 1644 Constituent of 66S pre-ribosomal particles, involved in 60S ribosomal subunit biogenesis ribosomal large subunit biogenesis molecular_function nucleolus|nucleus|preribosome, large subunit precursor YIL031W ULP2 het FT CELL CYCLE|PROTEOLYSIS|NUCLEUS 0.00868198121480252 0.615120429698788 1645 Peptidase that deconjugates Smt3/SUMO-1 peptides from proteins, plays a role in chromosome cohesion at centromeric regions and recovery from checkpoint arrest induced by DNA damage or DNA replication defects; potential Cdc28p substrate plasmid maintenance|protein desumoylation|chromosome condensation|mitotic cell cycle spindle assembly checkpoint cysteine-type peptidase activity|SUMO-specific protease activity nucleus YHR189W PTH1 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00863876952901009 0.617143864565719 1646 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 YLR066W SPC3 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00862218547176896 0.617557507696138 1647 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 YDR464W SPP41 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00861006586130546 0.618104365476698 1648 Protein involved in negative regulation of expression of spliceosome components PRP4 and PRP3 negative regulation of transcription from RNA polymerase II promoter molecular_function nucleus YKL125W RRN3 het FT NUCLEUS 0.00860322230303749 0.618331265642356 1649 Protein required for transcription of rDNA by RNA polymerase I; transcription factor independent of DNA template; involved in recruitment of RNA polymerase I to rDNA; structure reveals unique HEAT repeat fold and a surface serine patch; phosphorylation of serine patch impairs cell growth and reduces RNA polymerase I binding in vitro and RNA polymerase I recruitment to the rDNA gene in vivo transcription initiation from RNA polymerase I promoter for nuclear large rRNA transcript core RNA polymerase I binding transcription factor activity|RNA polymerase I transcription factor binding transcription factor activity|RNA polymerase I transcription factor binding|RNA polymerase I core binding nucleolus YER040W GLN3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00858991803977224 0.618874374844154 1650 Transcriptional activator of genes regulated by nitrogen catabolite repression (NCR), localization and activity regulated by quality of nitrogen source nitrogen catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding transcription factor activity cytosol|nucleus YMR155W_p YMR155W hom 0.00857739701513491 0.619385700622078 1651 Putative protein of unknown function; identified as interacting with Hsp82p in a high-throughput two-hybrid screen biological_process molecular_function integral to membrane YDL088C ASM4 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00856505145135427 0.619890041310605 1652 FG-nucleoporin component of central core of nuclear pore complex (NPC); contributes directly to nucleocytoplasmic transport; induces membrane tubulation, which may contribute to nuclear pore assembly; ASM4 has a paralog, NUP53, that arose from the whole genome duplication nuclear pore organization|mRNA export from nucleus in response to heat stress|mitotic cell cycle spindle assembly checkpoint nucleocytoplasmic transporter activity|phospholipid binding|single-stranded DNA binding nuclear pore central transport channel|integral to membrane|nuclear pore YNR060W FRE4 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.00855969153945977 0.620161216808205 1653 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 YPL146C NOP53 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00855719908145584 0.620210919190203 1654 Nucleolar protein; involved in biogenesis of the 60S subunit of the ribosome; interacts with rRNA processing factors Cbf5p and Nop2p; null mutant is viable but growth is severely impaired ribosomal large subunit export from nucleus|maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) rRNA binding nucleolus|nucleus YBL028C YBL028C hom FT NUCLEUS 0.00855030051292163 0.620492880747315 1655 Protein of unknown function that may interact with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the nucleolus; predicted to be involved in ribosome biogenesis biological_process molecular_function ribosome|nucleolus|nucleus|preribosome, large subunit precursor YER008C SEC3 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.0085354421178882 0.621256534070199 1656 Subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to sites of exocytosis prior to SNARE-mediated fusion; PtdIns[4,5]P2-binding protein that localizes to exocytic sites in a Rho1p-dependent, actin-independent manner, targeting and anchoring the exocyst to the plasma membrane with Exo70p; direct GTP Rho1p effector; required for ER inheritance; relocalizes away from bud neck upon DNA replication stress exocytosis|Golgi to plasma membrane transport|endoplasmic reticulum inheritance|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|exocyst|cellular bud tip YKL027W YKL027W hom FT MITOCHONDRION 0.00853182545362252 0.621300305186145 1657 Protein of unknown function, localized to the mitochondrial outer membrane biological_process molecular_function mitochondrial outer membrane|mitochondrion YCR069W CPR4 hom 0.00851381008900319 0.621985261321901 1658 Peptidyl-prolyl cis-trans isomerase (cyclophilin), catalyzes the cis-trans isomerization of peptide bonds N-terminal to proline residues; has a potential role in the secretory pathway biological_process peptidyl-prolyl cis-trans isomerase activity membrane YPL154C PEP4 hom FT MEMBRANE ORGANIZATION|PROTEOLYSIS|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.00850822946337688 0.622213634238186 1659 Vacuolar aspartyl protease (proteinase A), required for the posttranslational precursor maturation of vacuolar proteinases; important for protein turnover after oxidative damage; synthesized as a zymogen, self-activates microautophagy|proteolysis involved in cellular protein catabolic process|cellular response to starvation peptidase activity fungal-type vacuole lumen|mitochondrion|fungal-type vacuole YMR082C_d YMR082C hom 0.00848952888081828 0.623238434665212 1660 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YCR020C-A MAK31 hom 0.00848595873169372 0.623125369145643 1661 Non-catalytic subunit of N-terminal acetyltransferase of the NatC type; required for replication of dsRNA virus; member of the Sm protein family N-terminal protein amino acid acetylation peptide alpha-N-acetyltransferase activity NatC complex YDR477W SNF1 hom FT KETONE METABOLISM|SIGNALING|TRANSLATION|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|RESPONSE TO NUTRIENT LEVELS|ENDOMEMBRANE SYSTEM|NUCLEUS|MITOCHONDRION 0.00848077402974115 0.62333770708437 1662 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 YMR158W MRPS8 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00846495816804795 0.623985634347222 1663 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YHR110W ERP5 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00845185375629222 0.624522702187931 1664 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 YPR042C PUF2 hom 0.0084486482194268 0.624809066451382 1665 Member of the PUF protein family, which is defined by the presence of Pumilio homology domains that confer RNA binding activity; preferentially binds mRNAs encoding membrane-associated proteins nuclear-transcribed mRNA catabolic process, deadenylation-dependent decay mRNA binding cytoplasm YMR120C ADE17 hom FT NUCLEOTIDE METABOLISM 0.00842024243940481 0.625819072640094 1666 Enzyme of 'de novo' purine biosynthesis; contains both 5-aminoimidazole-4-carboxamide ribonucleotide transformylase and inosine monophosphate cyclohydrolase activities; ADE17 has a paralog, ADE16, that arose from the whole genome duplication; ade16 ade17 mutants require adenine and histidine purine nucleotide biosynthetic process|'de novo' IMP biosynthetic process phosphoribosylaminoimidazolecarboxamide formyltransferase activity|IMP cyclohydrolase activity cytosol|plasma membrane YBR057C MUM2 hom FT CELL CYCLE 0.00840959007019868 0.626256183902483 1667 Cytoplasmic protein essential for meiotic DNA replication and sporulation; interacts with Orc2p, which is a component of the origin recognition complex premeiotic DNA replication molecular_function cytoplasm YOL127W RPL25 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00839818798459432 0.626724204630341 1668 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 YCL049C_p YCL049C hom 0.00836289973419203 0.628173630783737 1669 Protein of unknown function; localizes to membrane fraction; YCL049C is not an essential gene biological_process molecular_function membrane YPR195C_d YPR195C hom 0.00835562267846806 0.628472706437018 1670 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YJL141C YAK1 hom FT PROTEIN PHOSPHORYLATION|NUCLEUS 0.00832946385145516 0.629548296665361 1671 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 YJL206C_p YJL206C hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00831038010370064 0.630333471984674 1672 Putative protein of unknown function; similar to transcriptional regulators from the Zn[2]-Cys[6] binuclear cluster protein family; mRNA is weakly cell cycle regulated, peaking in S phase; induced rapidly upon MMS treatment biological_process molecular_function cellular_component YHL004W MRP4 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00830434916731759 0.630581693671333 1673 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome|tRNA binding mitochondrion|mitochondrial small ribosomal subunit YLR397C AFG2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS 0.00829942307409844 0.630784473073601 1674 ATPase of the CDC48/PAS1/SEC18 (AAA) family, forms a hexameric complex; is essential for pre-60S maturation and release of several preribosome maturation factors; releases Rlp24p from purified pre-60S particles in vitro; may be involved in degradation of aberrant mRNAs ribosomal large subunit biogenesis|response to drug ATPase activity intracellular|preribosome, large subunit precursor YOL020W TAT2 hom FT PLASMA MEMBRANE 0.00826602718739861 0.632261507184813 1675 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 YOR193W PEX27 hom FT PEROXISOME ORGANIZATION 0.00823047126188191 0.633676358338561 1676 Peripheral peroxisomal membrane protein involved in controlling peroxisome size and number, interacts with homologous protein Pex25p peroxisome organization molecular_function peroxisomal membrane YBL023C MCM2 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00817172435470852 0.636050769061526 1677 Protein involved in DNA replication; component of the Mcm2-7 hexameric complex that binds chromatin as a part of the pre-replicative complex; relative distribution to the nucleus increases upon DNA replication stress S phase of mitotic cell cycle|DNA strand elongation involved in DNA replication|pre-replicative complex assembly|double-strand break repair via break-induced replication chromatin binding|DNA replication origin binding|DNA helicase activity|single-stranded DNA binding replication fork protection complex|nucleus|DNA replication preinitiation complex|pre-replicative complex|cytoplasm|MCM complex YGR279C SCW4 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00813513370324616 0.637613341459375 1678 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 YJL170C ASG7 hom FT ENDOMEMBRANE SYSTEM|PLASMA MEMBRANE 0.00813275585200897 0.637661515691412 1679 Protein that regulates signaling from a G protein beta subunit Ste4p and its relocalization within the cell; specific to a-cells and induced by alpha-factor conjugation with cellular fusion molecular_function plasma membrane YOL143C RIB4 hom FT NUCLEUS 0.00808732564681038 0.639591447618603 1680 Lumazine synthase (6,7-dimethyl-8-ribityllumazine synthase, also known as DMRL synthase); catalyzes synthesis of immediate precursor to riboflavin riboflavin biosynthetic process 6,7-dimethyl-8-ribityllumazine synthase activity nucleus|cytoplasm YJR055W HIT1 hom FT NUCLEUS 0.00808182892904323 0.639769138485732 1681 Protein of unknown function, required for growth at high temperature biological_process molecular_function nucleus|cytoplasm YJR013W GPI14 het FT LIPID METABOLISM|CELL WALL ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00804481572749034 0.641302765435305 1682 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 YNL259C ATX1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|RESPONSE TO OXIDATIVE STRESS 0.00801901573985083 0.642521516887135 1683 Cytosolic copper metallochaperone that transports copper to the secretory vesicle copper transporter Ccc2p for eventual insertion into Fet3p, which is a multicopper oxidase required for high-affinity iron uptake copper ion transport|cellular response to oxidative stress|cellular iron ion homeostasis copper chaperone activity cytosol YGR228W_d YGR228W hom 0.00801591169314184 0.642501457635078 1684 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF SMI1/YGR229C Unknown Unknown Unknown YNL276C_d YNL276C hom 0.00801514580664721 0.642533232736172 1685 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 YLR289W GUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION|RIBOSOME 0.00798934337962165 0.643604105679791 1686 Mitochondrial matrix GTPase that associates with mitochondrial ribosomes; important for translation under temperature and nutrient stress; may have a role in translational fidelity; similar to bacterial LepA elongation factor positive regulation of translation ribosome binding|GTPase activity mitochondrion|mitochondrial ribosome|mitochondrial matrix YHR068W DYS1 het FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00798243875865677 0.644484475450482 1687 Deoxyhypusine synthase, catalyzes formation of deoxyhypusine, the first step in hypusine biosynthesis; triggers posttranslational hypusination of translation elongation factor eIF-5A and regulates its intracellular levels; tetrameric peptidyl-lysine modification to hypusine transferase activity, transferring alkyl or aryl (other than methyl) groups cytoplasm YDL001W RMD1 hom FT CELL CYCLE 0.00798135717147097 0.643935705780253 1688 Cytoplasmic protein required for sporulation biological_process molecular_function cytoplasm YBR036C CSG2 hom FF|FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00797182748715772 0.644331486195866 1689 Endoplasmic reticulum membrane protein, required for mannosylation of inositolphosphorylceramide and for growth at high calcium concentrations; protein abundance increases in response to DNA replication stress cellular calcium ion homeostasis|glycosphingolipid biosynthetic process enzyme regulator activity integral to endoplasmic reticulum membrane|integral to membrane YDR240C SNU56 het FT RNA PROCESSING|NUCLEUS 0.00796826409141117 0.644479504641366 1690 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 YAL023C PMT2 hom FT PROTEIN LOCALIZATION|CARBOHYDRATE METABOLISM|PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00793545280164207 0.645843100969496 1691 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 YOR340C RPA43 het FF|FT NUCLEUS 0.00791877590629593 0.646536628604899 1692 RNA polymerase I subunit A43 transcription of nuclear large rRNA transcript from RNA polymerase I promoter DNA-directed RNA polymerase activity DNA-directed RNA polymerase I complex YHR175W-A_p YHR175W-A hom 0.007904284834371 0.647139505660755 1693 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YNL065W AQR1 hom FT PLASMA MEMBRANE 0.00785333034565797 0.64926121895634 1694 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 YLR100W ERG27 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00782149152167185 0.650588414544214 1695 3-keto sterol reductase, catalyzes the last of three steps required to remove two C-4 methyl groups from an intermediate in ergosterol biosynthesis; mutants are sterol auxotrophs ergosterol biosynthetic process 3-keto sterol reductase activity mitochondrial outer membrane|endoplasmic reticulum|endoplasmic reticulum membrane YHR120W MSH1 hom FT RESPONSE TO DNA DAMAGE|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00780296152187437 0.651361344700279 1696 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 YOR104W PIN2 hom 0.00777395708177863 0.652571940608705 1697 Protein that induces appearance of [PIN+] prion when overproduced; predicted to be palmitoylated biological_process molecular_function cellular_component YBR217W ATG12 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.00776794354457276 0.653210248296313 1698 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 YHR118C ORC6 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.00773043310695972 0.654390273728244 1699 Subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; phosphorylated by Cdc28p DNA replication initiation|pre-replicative complex assembly|chromatin silencing at silent mating-type cassette DNA replication origin binding pre-replicative complex|DNA replication preinitiation complex|nuclear origin of replication recognition complex YLR270W DCS1 hom FT NUCLEUS|MITOCHONDRION 0.00772188841674518 0.654747492800759 1700 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 YDR311W TFB1 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00770565745066064 0.655426261652905 1701 Subunit of TFIIH and nucleotide excision repair factor 3 complexes, required for nucleotide excision repair, target for transcriptional activators phosphorylation of RNA polymerase II C-terminal domain|transcription from RNA polymerase I promoter|nucleotide-excision repair|transcription from RNA polymerase II promoter core RNA polymerase binding transcription factor activity|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-5-phosphate binding core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YJL164C TPK1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00768949118565253 0.656102607687967 1702 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 YOL019W_p YOL019W hom FT PLASMA MEMBRANE 0.00767500873014826 0.656708747794079 1703 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 YIR008C PRI1 het FT NUCLEUS|CHROMOSOME 0.00767161549776839 0.656850798806694 1704 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 YPL009C TAE2 hom FT TRANSLATION 0.00764376990081942 0.658064717049835 1705 Protein of unknown function, involved in protein translation; may interact with ribosomes, based on co-purification experiments; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm cytoplasmic translation molecular_function ribosome|cytoplasm YKR017C HEL1 hom 0.00764104376106824 0.658131182989151 1706 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 YPL034W_p YPL034W hom 0.00763638197091523 0.658326513052953 1707 Putative protein of unknown function; YPL034W is not essential gene biological_process molecular_function cellular_component YDR323C PEP7 hom FF|FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT 0.0076243408424753 0.658831146902271 1708 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 YBR268W MRPL37 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00760432829098075 0.659717750741108 1709 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR115W YDR115W hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00759485877681326 0.660067371501514 1710 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 YMR220W ERG8 het FT LIPID METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00755040031830339 0.661933331773251 1711 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 YOL067C RTG1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.00754118917912712 0.662320194373166 1712 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 YCR073W-A SOL2 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|RNA LOCALIZATION|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0074807023681463 0.664862840150636 1713 Protein with a possible role in tRNA export; shows similarity to 6-phosphogluconolactonase non-catalytic domains but does not exhibit this enzymatic activity; homologous to Sol3p and Sol4p; SOL2 has a paralog, SOL1, that arose from the whole genome duplication tRNA export from nucleus molecular_function|6-phosphogluconolactonase activity cytosol|cytoplasm YLR138W NHA1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00746742863329323 0.665421337052492 1714 Na+/H+ antiporter involved in sodium and potassium efflux through the plasma membrane; required for alkali cation tolerance at acidic pH cellular potassium ion homeostasis|cellular monovalent inorganic cation homeostasis|response to osmotic stress cation:cation antiporter activity|sodium:hydrogen antiporter activity membrane raft|integral to membrane|plasma membrane YNR009W NRM1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00744715673672166 0.666274642072713 1715 Transcriptional co-repressor of MBF (MCB binding factor)-regulated gene expression; Nrm1p associates stably with promoters via MBF to repress transcription upon exit from G1 phase negative regulation of transcription involved in G1 phase of mitotic cell cycle repressing transcription factor binding|transcription factor binding transcription factor activity MBF transcription complex|nucleus|cytoplasm YPL225W YPL225W hom 0.00744507766968299 0.66636218068729 1716 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 YDR150W NUM1 hom FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|MITOCHONDRION|SITE OF POLARIZED GROWTH 0.0074268742345257 0.66712882579806 1717 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 YPL038W MET31 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00740752983985407 0.667943903744974 1718 Zinc-finger DNA-binding transcription factor; involved in transcriptional regulation of the methionine biosynthetic genes; MET31 has a paralog, MET32, that arose from the whole genome duplication regulation of sulfur amino acid metabolic process|regulation of transcription from RNA polymerase II promoter core promoter proximal region sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific transcription regulatory region DNA binding RNA polymerase II transcription factor recruiting transcription factor activity nucleus|cytoplasm YOR318C_d YOR318C hom 0.0073964673193332 0.668456693455239 1719 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 YNR026C SEC12 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00739607870502299 0.668705653799956 1720 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 YMR293C HER2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION 0.00739040640827716 0.668898120747879 1721 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 YLR065C ENV10 hom FF|FT VACUOLAR PROTEIN PROCESSING 0.00738038873525426 0.669320292118159 1722 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing; YLR065C is not an essential gene vacuolar protein processing molecular_function integral to membrane YLR399C BDF1 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00735123372858871 0.6703644316577 1723 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 YDR093W DNF2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00728442408686234 0.673140117689767 1724 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 YPR047W MSF1 hom FT KETONE METABOLISM|RNA PROCESSING|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00728050305631937 0.673305880065061 1725 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 YHR150W PEX28 hom FT PEROXISOME ORGANIZATION 0.00727031161396748 0.673782641814246 1726 Peroxisomal integral membrane peroxin, involved in the regulation of peroxisomal size, number and distribution; genetic interactions suggest that Pex28p and Pex29p act at steps upstream of those mediated by Pex30p, Pex31p, and Pex32p peroxisome organization molecular_function integral to membrane|peroxisomal membrane YDR297W SUR2 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00726832867154207 0.673820655753622 1727 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 YMR292W GOT1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.007250084726017 0.674775356607026 1728 Homodimeric protein that is packaged into COPII vesicles and cycles between the ER and Golgi; involved in secretory transport but not directly required for aspects of transport assayed in vitro; may influence membrane composition ER to Golgi vesicle-mediated transport|Golgi to endosome transport molecular_function integral to membrane|endoplasmic reticulum|Golgi apparatus|ER to Golgi transport vesicle|Golgi membrane YBR138C_p YBR138C hom 0.00720822218290259 0.67636440312087 1729 Cytoplasmic protein of unknown function, potentially phosphorylated by Cdc28p; YBR138C is not an essential gene biological_process molecular_function cytoplasm YML096W_p YML096W hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00717537328385168 0.677892221865691 1730 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 YKR031C SPO14 hom FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|LIPID METABOLISM|NUCLEUS 0.00715535951289165 0.678604643650846 1731 Phospholipase D; catalyzes the hydrolysis of phosphatidylcholine, producing choline and phosphatidic acid; involved in Sec14p-independent secretion; required for meiosis and spore formation; differently regulated in secretion and meiosis; participates in transcription initiation and/or early elongation of specific genes; interacts with foot domain of RNA polymerase II; deletion results in abnormal CTD-Ser5 phosphorylation of RNA polymerase II at specific promoter regions phospholipid metabolic process|exocytosis|cell morphogenesis involved in conjugation with cellular fusion|ascospore-type prospore assembly phospholipase D activity|phosphatidylinositol-3-phosphate binding endosome|nucleus|prospore membrane YPR108W-A_p YPR108W-A hom 0.00712508556935119 0.6800241653749 1732 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YDR003W-A_p YDR003W-A hom 0.00712222535684664 0.680010269632366 1733 Putative protein of unknown function; identified by expression profiling and mass spectrometry biological_process molecular_function cellular_component YGR260W TNA1 hom FT MITOCHONDRION|PLASMA MEMBRANE 0.0071219694171904 0.680021131507521 1734 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 YJR035W RAD26 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00712079249186155 0.680071080135345 1735 Protein involved in transcription-coupled nucleotide excision repair of UV-induced DNA lesions; recruitment to DNA lesions is dependent on an elongating RNA polymerase II; homolog of human CSB protein transcription-coupled nucleotide-excision repair|nucleotide-excision repair DNA-dependent ATPase activity nucleus|cytoplasm YJL123C MTC1 hom FT GOLGI APPARATUS 0.00711516951266835 0.680309738339317 1736 Protein of unknown function that may interact with ribosomes; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and to COPI-coated vesicles (early Golgi); mtc1 is synthetically lethal with cdc13-1 biological_process molecular_function COPI-coated vesicle|ribosome|Golgi apparatus|cytoplasm YMR200W ROT1 het FT CELL CYCLE|SIGNALING|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM|CYTOSKELETON ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.0070982687987498 0.681027254254218 1737 Molecular chaperone involved in protein folding in the ER; mutation causes defects in cell wall synthesis and in lysis of autophagic bodies, suppresses tor2 mutations, and is synthetically lethal with kar2-1 and with rot2 mutations; involved in N-linked glycosylation and O-mannosylation budding cell apical bud growth|cell cycle cytokinesis|establishment or maintenance of actin cytoskeleton polarity|protein O-linked mannosylation|endoplasmic reticulum unfolded protein response|protein folding|fungal-type cell wall biogenesis|'de novo' protein folding|protein N-linked glycosylation unfolded protein binding endoplasmic reticulum|endoplasmic reticulum membrane YFL039C ACT1 het FF|FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|CELL CYCLE|MEMBRANE ORGANIZATION|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|MITOCHONDRION ORGANIZATION|CYTOSKELETON ORGANIZATION|RESPON 0.00709552950576919 0.681143577501055 1738 Actin, structural protein involved in cell polarization, endocytosis, and other cytoskeletal functions ascospore wall assembly|vacuole inheritance|protein secretion|DNA repair|budding cell isotropic bud growth|mitochondrion inheritance|fungal-type cell wall organization|vesicle transport along actin filament|establishment of cell polarity|chronological cell aging|cytokinesis|actin filament reorganization involved in cell cycle|histone acetylation|endocytosis|exocytosis|establishment of mitotic spindle orientation|regulation of transcription from RNA polymerase II promoter|actomyosin contractile ring contraction|cellular response to oxidative stress structural constituent of cytoskeleton cellular bud neck contractile ring|actin filament|histone acetyltransferase complex|Swr1 complex|actin filament bundle|NuA4 histone acetyltransferase complex|Ino80 complex|actin cortical patch YDR306C_p YDR306C hom FT PROTEOLYSIS 0.00707532122794826 0.682001949939953 1739 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 YOR071C NRT1 hom FT PLASMA MEMBRANE 0.00706069561200334 0.682623448423633 1740 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 YBR072C-A_p YBR072C-A hom 0.00702940992662759 0.683953619097169 1741 Putative protein of unknown function; identified by fungal homology and RT-PCR biological_process molecular_function cellular_component YKL081W TEF4 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.00699405941471999 0.68545779387965 1742 Gamma subunit of translational elongation factor eEF1B, stimulates the binding of aminoacyl-tRNA (AA-tRNA) to ribosomes by releasing eEF1A (Tef1p/Tef2p) from the ribosomal complex translational elongation translation elongation factor activity mitochondrion|ribosome|eukaryotic translation elongation factor 1 complex YGR195W SKI6 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00698385981663995 0.685936360367368 1743 Exosome non-catalytic core component; involved in 3'-5' RNA processing and degradation in both the nucleus and the cytoplasm; has similarity to E. coli RNase PH and to human hRrp41p (EXOSC4) nuclear mRNA surveillance|U5 snRNA 3'-end processing|nuclear polyadenylation-dependent tRNA catabolic process|nuclear polyadenylation-dependent CUT catabolic process|nuclear-transcribed mRNA catabolic process, 3'-5' exonucleolytic nonsense-mediated decay|nuclear polyadenylation-dependent mRNA catabolic process|nonfunctional rRNA decay|U4 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, exonucleolytic, 3'-5'|rRNA catabolic process|polyadenylation-dependent snoRNA 3'-end processing|U1 snRNA 3'-end processing|nuclear-transcribed mRNA catabolic process, non-stop decay|exonucleolytic trimming to generate mature 3'-end of 5.8S rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) molecular_function nuclear exosome (RNase complex)|cytoplasmic exosome (RNase complex) YDR083W RRP8 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|CHROMOSOME 0.00697316009195054 0.686347653234426 1744 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 YDR375C BCS1 hom FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00694570077386462 0.687561622917331 1745 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 YOR171C LCB4 hom FT LIPID METABOLISM|SIGNALING|PROTEIN PHOSPHORYLATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|PLASMA MEMBRANE 0.00694519553383181 0.68753901885607 1746 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 YGL252C RTG2 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|SIGNALING|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|CHROMOSOME|HISTONE ACETYLTRANSFERASE 0.00694254055818126 0.687652168351689 1747 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 YOL064C MET22 hom FT KETONE METABOLISM|LIPID METABOLISM|AMINO ACID METABOLISM|NUCLEUS 0.00689525843673738 0.689668402078886 1748 Bisphosphate-3'-nucleotidase, involved in salt tolerance and methionine biogenesis; dephosphorylates 3'-phosphoadenosine-5'-phosphate and 3'-phosphoadenosine-5'-phosphosulfate, intermediates of the sulfate assimilation pathway methionine biosynthetic process|hyperosmotic salinity response|sulfate assimilation 3'(2'),5'-bisphosphate nucleotidase activity cellular_component YIL162W SUC2 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00687485489645804 0.690539144290388 1749 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 YNL119W NCS2 hom FT RNA PROCESSING 0.00687200643426118 0.691054687060437 1750 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 YJL156C SSY5 het FT PROTEOLYSIS|PLASMA MEMBRANE 0.0068454149600737 0.691839844804741 1751 Serine protease of SPS plasma membrane amino acid sensor system (Ssy1p-Ptr3p-Ssy5p); contains an inhibitory domain that dissociates in response to extracellular amino acids, freeing a catalytic domain to activate transcription factor Stp1p protein processing|response to amino acid stimulus serine-type endopeptidase activity extrinsic to plasma membrane YNL016W PUB1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|NUCLEUS 0.00682439927344892 0.692998708586344 1752 Poly (A)+ RNA-binding protein; abundant mRNP-component protein that binds mRNA and is required for stability of many mRNAs; component of glucose deprivation induced stress granules, involved in P-body-dependent granule assembly; protein abundance increases in response to DNA replication stress nuclear-transcribed mRNA catabolic process, nonsense-mediated decay|stress granule assembly|regulation of mRNA stability mRNA binding|poly(U) RNA binding nucleus|cytoplasmic stress granule|cytoplasm YNL241C ZWF1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.0068182565499096 0.692956677800809 1753 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 YPL169C MEX67 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00681563567373176 0.693242503239121 1754 Poly(A)RNA binding protein involved in nuclear mRNA export, component of the nuclear pore; ortholog of human TAP mRNA export from nucleus|ribosomal large subunit export from nucleus protein binding|RNA binding|structural constituent of nuclear pore integral to membrane|nuclear RNA export factor complex|nuclear pore|cytoplasm YBR056W-A_p YBR056W-A hom 0.00680129478128417 0.693681790745797 1755 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 YLR277C YSH1 het FT TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|NUCLEUS 0.00674112860210192 0.69625614327904 1756 Putative endoribonuclease; subunit of the mRNA cleavage and polyadenylation specificity complex; required for 3' processing, splicing, and transcriptional termination of mRNAs and snoRNAs; protein abundance increases in response to DNA replication stress; YSH1 has a paralog, SYC1, that arose from the whole genome duplication termination of RNA polymerase II transcription|mRNA cleavage|mRNA polyadenylation|RNA splicing|snoRNA splicing|snoRNA 3'-end processing endoribonuclease activity|RNA binding mRNA cleavage factor complex|mRNA cleavage and polyadenylation specificity factor complex YNR043W MVD1 het FT LIPID METABOLISM 0.00673792331116622 0.696393387745755 1757 Mevalonate pyrophosphate decarboxylase, essential enzyme involved in the biosynthesis of isoprenoids and sterols, including ergosterol; acts as a homodimer sterol biosynthetic process diphosphomevalonate decarboxylase activity cytoplasm YER076C_p YER076C hom FT MITOCHONDRION 0.00671318705326857 0.697452881231064 1758 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 YMR157C AIM36 hom FT MITOCHONDRION 0.00670568867011368 0.697774165577399 1759 Protein of unknown function; null mutant displays reduced respiratory growth and elevated frequency of mitochondrial genome loss; the authentic, non-tagged protein is detected in purified mitochondria in high-throughput studies biological_process molecular_function mitochondrion YOL091W SPO21 hom FT CELL CYCLE|CELL WALL ORG/BIOGENESIS|CELL DIVISION|CYTOSKELETON 0.00669599808995624 0.698317859044602 1760 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 YMR233W TRI1 hom FT NUCLEUS 0.00668667272250373 0.698589187440605 1761 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 YDR512C EMI1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|MITOCHONDRION ORGANIZATION 0.00668633523755253 0.69860365515684 1762 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 YOR365C_p YOR365C hom 0.00667991498989374 0.698921612106255 1763 Putative protein of unknown function; not an essential protein; YOR365C has a paralog, FLC2, that arose from the whole genome duplication biological_process molecular_function integral to membrane YHR143W-A RPC10 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00667355361567599 0.699151673819843 1764 RNA polymerase subunit ABC10-alpha, found in RNA pol I, II, and III; relocalizes from nucleolus to cytoplasm upon DNA replication stress transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|transcription from RNA polymerase II promoter RNA-directed RNA polymerase activity|DNA-directed RNA polymerase activity DNA-directed RNA polymerase III complex|DNA-directed RNA polymerase I complex|DNA-directed RNA polymerase II, core complex YHL032C GUT1 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00666944716049468 0.699327773490089 1765 Glycerol kinase, converts glycerol to glycerol-3-phosphate; glucose repression of expression is mediated by Adr1p and Ino2p-Ino4p; derepression of expression on non-fermentable carbon sources is mediated by Opi1p and Rsf1p glycerol metabolic process glycerol kinase activity mitochondrion|cytoplasm YMR159C ATG16 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS 0.0066620455888791 0.699645220514772 1766 Conserved protein involved in autophagy; interacts with Atg12p-Atg5p conjugates to form Atg12p-Atg5p-Atg16p multimers, which localize to the pre-autophagosomal structure and are required for autophagy; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress C-terminal protein lipidation|piecemeal microautophagy of nucleus|mitochondrion degradation|macroautophagy|CVT pathway protein binding, bridging|Atg8 ligase activity Atg12-Atg5-Atg16 complex|pre-autophagosomal structure YPL098C MGR2 hom FT MITOCHONDRION 0.00663289744208171 0.70110818705525 1767 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 YGR259C_d YGR259C hom 0.00662606053321464 0.701316592336485 1768 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF TNA1/YGR260W Unknown Unknown Unknown YJR111C_p YJR111C hom FT OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00661869494047878 0.701505544574351 1769 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the mitochondria biological_process molecular_function mitochondrion YBL058W SHP1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|MEMBRANE ORGANIZATION|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|CYTOSKELETON ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|CHROMOSOME SEGREGATION|NUCLEUS 0.00661599279366865 0.701833418522998 1770 UBX (ubiquitin regulatory X) domain-containing protein that regulates Glc7p phosphatase activity and interacts with Cdc48p; interacts with ubiquitylated proteins in vivo and is required for degradation of a ubiquitylated model substrate glycogen metabolic process|proteasomal ubiquitin-dependent protein catabolic process|piecemeal microautophagy of nucleus|ER-associated protein catabolic process|ascospore formation|sister chromatid biorientation|autophagic vacuole assembly protein phosphatase type 1 regulator activity nucleus|cytoplasm YBL045C COR1 hom FT OXIDATION-REDUCTION PROCESS|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00659880441871002 0.702359714372545 1771 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 YMR079W SEC14 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|VACUOLAR TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00659564600632131 0.702495382450457 1772 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 YAL024C LTE1 hom FF|FT VESICLE-MEDIATED TRANSPORT|CELL CYCLE|SIGNALING|CELL DIVISION 0.00658681595624752 0.703297020020052 1773 Protein similar to GDP/GTP exchange factors but without detectable GEF activity; required for asymmetric localization of Bfa1p at daughter-directed spindle pole bodies and for mitotic exit at low temperatures regulation of exit from mitosis|mitotic cell cycle spindle orientation checkpoint|vesicle-mediated transport guanyl-nucleotide exchange factor activity cellular bud YBR247C ENP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0065690707932026 0.703637282739592 1774 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 YJL101C GSH1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO OXIDATIVE STRESS 0.00653091401243129 0.705655267491613 1775 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 YMR239C RNT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|CHROMATIN ORGANIZATION|NUCLEUS 0.00650461321270301 0.706409708399917 1776 Nuclear dsRNA-specific ribonuclease (RNase III); involved in rDNA transcription, rRNA processing and U2 snRNA 3' end formation by cleavage of a stem-loop structure at the 3' end of U2 snRNA; involved in polyadenylation-independent transcription termination; involved in the cell wall stress response, regulating the degradation of cell wall integrity and morphogenesis checkpoint genes U5 snRNA 3'-end processing|mRNA cleavage|chromatin organization|termination of RNA polymerase II transcription, exosome-dependent|U4 snRNA 3'-end processing|U1 snRNA 3'-end processing|rRNA transcription|rRNA processing ribonuclease III activity nucleoplasm|nucleolus YMR076C PDS5 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00650055984787035 0.706709372692066 1777 Protein required for establishment and maintenance of sister chromatid condensation and cohesion, colocalizes with cohesin on chromosomes, may function as a protein-protein interaction scaffold; also required during meiosis double-strand break repair|meiosis|synapsis|mitotic chromosome condensation|mitotic sister chromatid cohesion structural molecule activity condensed nuclear chromosome YMR306C-A_d YMR306C-A hom 0.00649692046952738 0.706782550372706 1778 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL082C MOT1 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00649097045573705 0.706997006732505 1779 Essential protein involved in regulation of transcription; removes Spt15p (TBP) from DNA via its C-terminal ATPase activity, forms a complex with TBP that binds TATA DNA with high affinity but with altered specificity; the Mot1p-Spt15p-DNA ternary complex contains unbent DNA regulation of RNA polymerase II transcriptional preinitiation complex assembly|transcription of nuclear large rRNA transcript from RNA polymerase I promoter|regulation of transcription from RNA polymerase II promoter|rRNA processing TBP-class protein binding|ATPase activity nuclear chromosome|mitochondrion YIR030C DCG1 hom 0.00647995975407553 0.707471126561695 1780 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 YHR115C DMA1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION 0.00647448078313624 0.707707092828047 1781 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 YIL143C SSL2 het FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|RNA LOCALIZATION|NUCLEUS|RNA POL II, HOLOENZYME 0.00646748396215846 0.708008470086444 1782 Component of RNA polymerase transcription factor TFIIH holoenzyme; has DNA-dependent ATPase/helicase activity and is required, with Rad3p, for unwinding promoter DNA; interacts functionally with TFIIB and has roles in transcription start site selection and in gene looping to juxtapose initiation and termination regions; involved in DNA repair; homolog of human ERCC3 poly(A)+ mRNA export from nucleus|promoter clearance from RNA polymerase II promoter|transcriptional open complex formation at RNA polymerase II promoter|nucleotide-excision repair, DNA incision|transcription from RNA polymerase II promoter|phosphorylation of RNA polymerase II C-terminal domain|regulation of transposition, RNA-mediated|regulation of mitotic recombination ATP-dependent DNA helicase activity|core RNA polymerase binding transcription factor activity core TFIIH complex|holo TFIIH complex|nucleotide-excision repair factor 3 complex YKL121W_p DGR2 hom 0.0064631074945824 0.708197002913731 1783 Protein of unknown function; null mutant is resistant to 2-deoxy-D-glucose and displays abnormally elongated buds biological_process molecular_function cellular_component YNL249C MPA43 hom FT CARBOHYDRATE METABOLISM|MITOCHONDRION 0.00643556029816624 0.709384112149645 1784 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 YOL036W_p YOL036W hom 0.00643419824404992 0.709442826362617 1785 Protein of unknown function; potential Cdc28p substrate; YOL036W has a paralog, YIR016W, that arose from the whole genome duplication biological_process molecular_function cellular_component YPR135W CTF4 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00641335986976069 0.710341323276153 1786 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 YKR099W BAS1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.0064011107769801 0.715189690950093 1787 Myb-related transcription factor involved in regulating basal and induced expression of genes of the purine and histidine biosynthesis pathways; also involved in regulation of meiotic recombination at specific genes positive regulation of transcription from RNA polymerase II promoter core promoter sequence-specific DNA binding|sequence-specific DNA binding|sequence-specific DNA binding RNA polymerase II transcription factor activity|RNA polymerase II transcription factor recruiting transcription factor activity nucleus YMR281W GPI12 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00638111520345852 0.711937805886884 1788 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 YOR190W SPR1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00637555448411233 0.711972420930644 1789 Sporulation-specific exo-1,3-beta-glucanase; contributes to ascospore thermoresistance ascospore formation glucan exo-1,3-beta-glucosidase activity fungal-type cell wall|ascospore wall YGL143C MRF1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00634697645109561 0.713369815967092 1790 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 YDR497C ITR1 hom FT PLASMA MEMBRANE 0.00631492929089726 0.714590819151854 1791 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 YGR157W CHO2 hom FT LIPID METABOLISM 0.00631284377691598 0.715047341396898 1792 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 YNL064C YDJ1 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION 0.00630496520689276 0.715021489782742 1793 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 YPR152C URN1 hom FT RNA PROCESSING|NUCLEUS 0.00629849461951648 0.715301212038286 1794 Putative protein of unknown function containing WW and FF domains; overexpression causes accumulation of cells in G1 phase biological_process molecular_function nucleus YDR373W FRQ1 het FT SIGNALING|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS|PLASMA MEMBRANE 0.00629692938245267 0.715368882679204 1795 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 YNR029C_p YNR029C hom 0.0062943670067035 0.715479667918546 1796 Putative protein of unknown function, deletion confers reduced fitness in saline biological_process molecular_function cytoplasm YKL016C ATP7 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00629217981266334 0.715574236779958 1797 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 YLR050C_p YLR050C hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00627346770210491 0.71638348035769 1798 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 YHR013C ARD1 hom FT CHROMATIN ORGANIZATION|RIBOSOME 0.0062334256357197 0.718116250574233 1799 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 YGR243W FMP43 hom FT MITOCHONDRION 0.00621818202023343 0.718776280536091 1800 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 YDR054C CDC34 het FT CELL CYCLE|CELL DIVISION|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00621686047317637 0.718833511798993 1801 Ubiquitin-conjugating enzyme (E2); catalytic subunit of SCF ubiquitin-protein ligase complex (together with Skp1p, Rbx1p, Cdc53p, and an F-box protein) that regulates cell cycle progression by targeting key substrates for degradation; protein abundance increases in response to DNA replication stress G2/M transition of mitotic cell cycle|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|protein autoubiquitination|protein ubiquitination involved in ubiquitin-dependent protein catabolic process|G1/S transition of mitotic cell cycle|protein polyubiquitination ubiquitin-protein ligase activity|protein homodimerization activity SCF ubiquitin ligase complex|nucleus|cytoplasm YJL171C YJL171C hom FT MITOCHONDRION|PLASMA MEMBRANE 0.00620906695629915 0.719171051928114 1802 GPI-anchored cell wall protein of unknown function; induced in response to cell wall damaging agents and by mutations in genes involved in cell wall biogenesis; sequence similarity to YBR162C/TOS1, a covalently bound cell wall protein; protein abundance increases in response to DNA replication stress biological_process molecular_function mitochondrion|fungal-type cell wall|plasma membrane YCR003W MRPL32 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00618812448684063 0.720078349209514 1803 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 YIR031C DAL7 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM 0.00612906820697715 0.722837297959411 1804 Malate synthase, role in allantoin degradation unknown; expression sensitive to nitrogen catabolite repression and induced by allophanate, an intermediate in allantoin degradation allantoin catabolic process malate synthase activity cellular_component YFL048C EMP47 hom FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00612518831800606 0.722807320795224 1805 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 YPL086C ELP3 hom FT PROTEIN LOCALIZATION|TRANSCRIPTION FROM RNA POL II|RNA PROCESSING|CHROMATIN ORGANIZATION|NUCLEUS 0.00610688647042398 0.723601569841092 1806 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 YGR268C HUA1 hom 0.00610341895632914 0.72375208382406 1807 Cytoplasmic protein containing a zinc finger domain with sequence similarity to that of Type I J-proteins; computational analysis of large-scale protein-protein interaction data suggests a possible role in actin patch assembly biological_process molecular_function cytoplasm YBR224W_d YBR224W hom 0.0060960053846399 0.724073919686487 1808 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene TDP1 Unknown Unknown Unknown YPR109W_p YPR109W hom FT CELL CYCLE 0.00607114439176717 0.725153533651516 1809 Predicted membrane protein; dipoid deletion strain has high budding index biological_process molecular_function cellular_component YER032W FIR1 hom FT RNA PROCESSING|SITE OF POLARIZED GROWTH 0.0060274809370031 0.72705098496316 1810 Protein involved in 3' mRNA processing, interacts with Ref2p; potential Cdc28p substrate mRNA polyadenylation|RNA polyadenylation molecular_function cellular bud neck YBR115C LYS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00602691458029503 0.727075607743897 1811 Alpha aminoadipate reductase, catalyzes the reduction of alpha-aminoadipate to alpha-aminoadipate 6-semialdehyde, which is the fifth step in biosynthesis of lysine; activation requires posttranslational phosphopantetheinylation by Lys5p lysine biosynthetic process via aminoadipic acid L-aminoadipate-semialdehyde dehydrogenase activity cytoplasm YKR093W PTR2 hom FF|FT PROTEIN LOCALIZATION|PLASMA MEMBRANE 0.00602015601199275 0.727369463282021 1812 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 YBR178W_d YBR178W hom 0.00598336057678739 0.728969992721558 1813 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified gene YBR177C Unknown Unknown Unknown YFL007W BLM10 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|NUCLEUS 0.00597624972691661 0.729279437219103 1814 Proteasome activator; binds the core proteasome and stimulates proteasome-mediated protein degradation by inducing gate opening; required for resistance to bleomycin, may be involved in protecting against oxidative damage; similar to mammalian PA200 proteasome assembly|regulation of proteasomal protein catabolic process proteasome binding|peptidase activator activity proteasome core complex|proteasome complex|integral to membrane|nucleus YDR070C FMP16 hom FT MITOCHONDRION 0.0059760074575337 0.729289980888673 1815 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 YPL216W_p YPL216W hom FT CHROMATIN ORGANIZATION|NUCLEUS 0.00597185559056952 0.729470679907086 1816 Putative protein of unknown function; YPL216W is not an essential gene biological_process molecular_function cellular_component YBR171W SEC66 hom FF|FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00596887252725882 0.729716755638079 1817 Non-essential subunit of Sec63 complex (Sec63p, Sec62p, Sec66p and Sec72p); with Sec61 complex, Kar2p/BiP and Lhs1p forms a channel competent for SRP-dependent and post-translational SRP-independent protein targeting and import into the ER posttranslational protein targeting to membrane, translocation|filamentous growth protein transporter activity integral to membrane|Sec62/Sec63 complex|endoplasmic reticulum membrane YER176W ECM32 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION 0.00596873979533014 0.729606296511867 1818 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 YLR434C_d YLR434C hom 0.00594516345338824 0.730632742778824 1819 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF TSR2/YLR435W Unknown Unknown Unknown YPL199C_p YPL199C hom 0.00591783041316928 0.731823348605876 1820 Putative protein of unknown function, predicted to be palmitoylated biological_process molecular_function cytoplasm YDR230W_d YDR230W hom 0.00589191095832376 0.733144530623251 1821 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 YJR025C BNA1 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|NUCLEUS 0.00587410674821952 0.733958528891801 1822 3-hydroxyanthranilic acid dioxygenase, required for the de novo biosynthesis of NAD from tryptophan via kynurenine; expression regulated by Hst1p de novo NAD biosynthetic process from tryptophan 3-hydroxyanthranilate 3,4-dioxygenase activity cytoplasm YIR038C GTT1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00587136408393628 0.733887046093347 1823 ER associated glutathione S-transferase capable of homodimerization; expression induced during the diauxic shift and throughout stationary phase; functional overlap with Gtt2p, Grx1p, and Grx2p glutathione metabolic process glutathione transferase activity|glutathione peroxidase activity mitochondrial outer membrane|mitochondrion|endoplasmic reticulum|plasma membrane YDR017C KCS1 hom 0.00586888784669842 0.733956860064036 1824 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 YEL028W_d YEL028W hom 0.00586081565899624 0.734347061214417 1825 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDL024C DIA3 hom 0.0058482343535216 0.735162360048812 1826 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 YNL206C RTT106 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00583677894643313 0.735357673320296 1827 Histone chaperone, involved in regulation of chromatin structure in both transcribed and silenced chromosomal regions; affects transcriptional elongation; has a role in regulation of Ty1 transposition DNA replication-independent nucleosome assembly|negative regulation of transcription from RNA polymerase II promoter|transcription elongation from RNA polymerase II promoter|DNA replication-dependent nucleosome assembly|heterochromatin assembly involved in chromatin silencing double-stranded DNA binding|histone binding nucleus YOL100W PKH2 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|SIGNALING|CELL WALL ORG/BIOGENESIS|PROTEIN PHOSPHORYLATION|NUCLEUS 0.00582582405615749 0.735835803348267 1828 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 YKR016W FCJ1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00581382875761381 0.736359459688858 1829 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 YBR034C HMT1 hom FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|RNA LOCALIZATION|NUCLEUS 0.00580422091783437 0.73677897951665 1830 Nuclear SAM-dependent mono- and asymmetric arginine dimethylating methyltransferase that modifies hnRNPs, including Npl3p and Hrp1p, affecting their activity and nuclear export; methylates U1 snRNP protein Snp1p and ribosomal protein Rps2p; interacts genetically with genes encoding components of Rpd3(L) and this interaction is important for Rpd3 recruitment to the subtelomeric region. mRNA export from nucleus|negative regulation of DNA-dependent transcription, termination|positive regulation of transcription elongation from RNA polymerase II promoter|peptidyl-arginine methylation protein-arginine omega-N asymmetric methyltransferase activity|protein-arginine omega-N monomethyltransferase activity nucleus YNR050C LYS9 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS 0.00580069492045892 0.736932959487235 1831 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 YNL224C SQS1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS 0.00579611911292901 0.737132800307124 1832 Protein that stimulates the ATPase and helicase activities of Prp43p; acts with Prp43p to stimulate 18s rRNA maturation by Nob1p; overexpression antagonizes the suppression of splicing defects by spp382 mutants; component of pre-ribosomal particles; relocalizes from nucleus to nucleolus upon DNA replication stress positive regulation of helicase activity|positive regulation of ATPase activity|mRNA splicing, via spliceosome|maturation of SSU-rRNA|rRNA processing molecular_function preribosome, small subunit precursor|nucleus|preribosome, large subunit precursor|90S preribosome|cytoplasm 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 0.00578284256882647 0.73771273191441 1833 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 YNL184C_p YNL184C hom 0.00576936024891088 0.738301804756141 1834 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YHR087W RTC3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00576260438548811 0.738634593738287 1835 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 YNL100W AIM37 hom FT MEMBRANE ORGANIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00575938552187684 0.738737721870785 1836 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 YKL191W DPH2 hom 0.00574372722951938 0.739422192353427 1837 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 YGL080W FMP37 hom FT MITOCHONDRION 0.00565804618466165 0.743171206610587 1838 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 YPR170C_d YPR170C hom 0.00564741687578235 0.743636723803689 1839 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 YGR083C GCD2 het FT TRANSLATION 0.00561014423249826 0.74526984156812 1840 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 YPR154W PIN3 hom FT CYTOSKELETON ORGANIZATION|NUCLEUS 0.00560052297692417 0.745691587463574 1841 Protein that induces appearance of [PIN+] prion when overproduced actin cytoskeleton organization molecular_function nucleus|cytoplasm YDR079W PET100 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00558265699916084 0.746474941172621 1842 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 YML020W_p YML020W hom 0.00557793304437368 0.746682112054287 1843 Putative protein of unknown function biological_process molecular_function cellular_component YHR034C PIH1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0055567768667472 0.747682860271609 1844 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 YBR074W_p YBR074W hom FT PROTEOLYSIS 0.00553253022324308 0.748710412075315 1845 Putative metalloprotease biological_process molecular_function cellular_component YCR024C SLM5 hom FF|FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00551369149169095 0.749501261202242 1846 Mitochondrial asparaginyl-tRNA synthetase asparaginyl-tRNA aminoacylation|mitochondrial asparaginyl-tRNA aminoacylation asparagine-tRNA ligase activity mitochondrion YOL099C_d YOL099C hom 0.00550004205119312 0.750100680076771 1847 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 YDL068W_d YDL068W hom 0.00549048014347765 0.75052068372301 1848 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPL035C_d YPL035C hom 0.00548958472915332 0.750739866812211 1849 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized gene YPL034W; YPL035C is not an essential gene Unknown Unknown Unknown YGL197W MDS3 hom FT CELL CYCLE|SIGNALING|MITOCHONDRION 0.00547972893542468 0.750993015272205 1850 Putative component of the TOR regulatory pathway; negative regulator of early meiotic gene expression; required, with Pmd1p, for growth under alkaline conditions; has an N-terminal kelch-like domain TOR signaling cascade|negative regulation of sporulation resulting in formation of a cellular spore molecular_function mitochondrion|cytoplasm YEL018W EAF5 hom FT CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|HISTONE ACETYLTRANSFERASE 0.00545826826968492 0.752043460500132 1851 Esa1p-associated factor, non-essential subunit of the NuA4 acetyltransferase complex DNA repair molecular_function nucleus|NuA4 histone acetyltransferase complex YPR028W YOP1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00544903903656675 0.752341823623632 1852 Membrane protein that interacts with Yip1p to mediate membrane traffic; interacts with Sey1p to maintain ER morphology; overexpression leads to cell death and accumulation of internal cell membranes; mutants have reduced phosphatidylserine transfer between the ER and mitochondria; forms ER foci upon DNA replication stress vesicle-mediated transport|endoplasmic reticulum organization|endoplasmic reticulum inheritance|nuclear pore complex assembly protein binding integral to membrane|endoplasmic reticulum|endoplasmic reticulum tubular network YDR123C INO2 hom FT TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|NUCLEUS 0.00544697617693305 0.752432512620379 1853 Component of the heteromeric Ino2p/Ino4p basic helix-loop-helix transcription activator that binds inositol/choline-responsive elements (ICREs), required for derepression of phospholipid biosynthetic genes in response to inositol depletion phospholipid biosynthetic process|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity involved in positive regulation of transcription nucleus YBR039W ATP3 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00543320424768344 0.753038052069646 1854 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 YDR405W MRP20 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00543193530740087 0.75309385389061 1855 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YCR067C SED4 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00541171400617963 0.754125290243619 1856 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 YMR296C LCB1 het FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00541006881970458 0.754055637960569 1857 Component of serine palmitoyltransferase, responsible along with Lcb2p for the first committed step in sphingolipid synthesis, which is the condensation of serine with palmitoyl-CoA to form 3-ketosphinganine sphingolipid biosynthetic process serine C-palmitoyltransferase activity SPOTS complex|serine C-palmitoyltransferase complex YAL042W ERV46 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00540714067174012 0.754184459747781 1858 Protein localized to COPII-coated vesicles, forms a complex with Erv41p; involved in the membrane fusion stage of transport ER to Golgi vesicle-mediated transport molecular_function integral to endoplasmic reticulum membrane|integral to Golgi membrane|ER to Golgi transport vesicle YGR027C RPS25A hom FT TRANSLATION|RIBOSOME 0.00539380798032397 0.754771108416105 1859 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S25, no bacterial homolog; RPS25A has a paralog, RPS25B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome cytosolic small ribosomal subunit YBR251W MRPS5 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0053860212628626 0.75511379541171 1860 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YGL105W ARC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00535834337146034 0.756332266080983 1861 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 YHR163W SOL3 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.00535730003176604 0.757400654671522 1862 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 YPL236C ENV7 hom FT PROTEIN PHOSPHORYLATION|VACUOLAR PROTEIN PROCESSING 0.00535250219875267 0.756624638426063 1863 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 YDL058W USO1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS|CYTOSKELETON 0.00534747434924705 0.756986566907614 1864 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 YNL267W PIK1 het FF|FT LIPID METABOLISM|SIGNALING|NUCLEUS|GOLGI APPARATUS 0.00532282631056293 0.758281726626531 1865 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 YJR113C RSM7 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00529387463879629 0.759416444690387 1866 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 YGR071C ENV11 hom FT VACUOLAR PROTEIN PROCESSING|NUCLEUS 0.0052781661100132 0.759865339203512 1867 Protein proposed to be involved in vacuolar functions; mutant shows defect in CPY processing and fragmented vacuoles; deletion mutant has increased glycogen accumulation and displays elongated buds; green fluorescent protein (GFP)-fusion protein localizes to the nucleus vacuole organization|vacuolar protein processing molecular_function nucleus YNL278W CAF120 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|SITE OF POLARIZED GROWTH 0.00523754632063289 0.761657200152364 1868 Part of the CCR4-NOT transcriptional regulatory complex; involved in controlling mRNA initiation, elongation, and degradation; CAF120 has a paralog, SKG3, that arose from the whole genome duplication regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT complex YLR099C ICT1 hom FT KETONE METABOLISM|LIPID METABOLISM 0.00523440436829495 0.761795854488589 1869 Lysophosphatidic acid acyltransferase; responsible for enhanced phospholipid synthesis during organic solvent stress; null displays increased sensitivity to Calcofluor white; highly expressed during organic solvent stress; ICT1 has a paralog, ECM18, that arose from the whole genome duplication phosphatidic acid biosynthetic process lysophosphatidic acid acyltransferase activity cellular_component YMR123W PKR1 hom FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00523230725736922 0.762750879875447 1870 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 YDR283C GCN2 hom FF|FT KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|RESPONSE TO DNA DAMAGE|TRANSLATION|PROTEIN PHOSPHORYLATION|RIBOSOME 0.00522379076187909 0.762367447978188 1871 Protein kinase, phosphorylates the alpha-subunit of translation initiation factor eIF2 (Sui2p) in response to starvation; activated by uncharged tRNAs and the Gcn1p-Gcn20p complex; contributes to DNA damage checkpoint control cellular amino acid biosynthetic process|protein phosphorylation|regulation of translational initiation|DNA damage checkpoint protein homodimerization activity|protein kinase activity|eukaryotic translation initiation factor 2alpha kinase activity cytosolic ribosome YDR452W PPN1 hom FT NUCLEUS 0.00519291260259695 0.76362760125556 1872 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 YDR170C SEC7 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|SIGNALING|RESPONSE TO NUTRIENT LEVELS|GOLGI APPARATUS 0.00518428501688051 0.76400865184405 1873 Guanine nucleotide exchange factor (GEF) for ADP ribosylation factors involved in proliferation of the Golgi, intra-Golgi transport and ER-to-Golgi transport; found in the cytoplasm and on Golgi-associated coated vesicles ER to Golgi vesicle-mediated transport|intra-Golgi vesicle-mediated transport|autophagic vacuole assembly ARF guanyl-nucleotide exchange factor activity trans-Golgi network|cytosol|late endosome|integral to membrane|Golgi-associated vesicle YAR030C_d YAR030C hom 0.0051743874508764 0.764445863429872 1874 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the uncharacterized ORF YAR029W and the verified gene PRM9 Unknown Unknown Unknown YGL200C EMP24 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00516732258787663 0.764928257580151 1875 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 YBR168W PEX32 hom FT PEROXISOME ORGANIZATION 0.00515787659362468 0.765617621290937 1876 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 YOL049W GSH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00514466520238029 0.765793160618028 1877 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 YHR047C AAP1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|PROTEOLYSIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00513991725699295 0.765969122702576 1878 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 YDR427W RPN9 het FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS 0.00511818669204269 0.766929875277204 1879 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 YOL117W RRI2 hom FT SIGNALING|NUCLEUS 0.00511692517192828 0.767019400375128 1880 Subunit of the COP9 signalosome (CSN) complex that cleaves the ubiquitin-like protein Nedd8 from SCF ubiquitin ligases; plays a role in the mating pheromone response adaptation of signaling pathway by response to pheromone involved in conjugation with cellular fusion|cullin deneddylation molecular_function signalosome YLR294C_d YLR294C hom 0.00509187852205046 0.768093492379715 1881 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 YML121W GTR1 hom FF|FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|ION HOMEOSTASIS|GENE SILENCING|NUCLEUS 0.00503450930782758 0.770632756517549 1882 Cytoplasmic GTP binding protein and negative regulator of the Ran/Tc4 GTPase cycle; component of GSE complex, which is required for sorting of Gap1p; involved in phosphate transport and telomeric silencing; similar to human RagA and RagB phosphate ion transport|transcription from RNA polymerase I promoter|transcription from RNA polymerase III promoter|chromatin silencing at telomere GDP binding|GTP binding fungal-type vacuole membrane|EGO complex|nucleus|late endosome membrane|cytoplasm YHR063C PAN5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|COFACTOR METABOLISM 0.00499267433506537 0.772485999556626 1883 2-dehydropantoate 2-reductase, part of the pantothenic acid pathway, structurally homologous to E. coli panE pantothenate biosynthetic process 2-dehydropantoate 2-reductase activity cytoplasm YDR325W YCG1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME 0.00499259012275751 0.772489731381135 1884 Subunit of the condensin complex; required for establishment and maintenance of chromosome condensation, chromosome segregation and chromatin binding of the condensin complex; required for clustering of tRNA genes at the nucleolus; required for replication slow zone (RSZ) breakage following Mec1p inactivation rDNA condensation|meiotic chromosome condensation|mitotic chromosome condensation|tRNA gene clustering|mitotic sister chromatid segregation molecular_function nuclear condensin complex YNL205C_d YNL205C hom 0.00499016644663632 0.77276206404865 1885 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLL018C-A COX19 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00498104318870652 0.77303439687462 1886 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 YPR094W RDS3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|NUCLEUS 0.00494696366091193 0.774512415465431 1887 Component of the SF3b subcomplex of the U2 snRNP, zinc cluster protein involved in pre-mRNA splicing and cycloheximide resistance spliceosomal complex assembly|response to xenobiotic stimulus|mRNA splicing, via spliceosome molecular_function U2 snRNP YIL136W OM45 hom FT MITOCHONDRION 0.00494516735504729 0.774592079594025 1888 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 YKL170W MRPL38 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00492191601141315 0.775623464116248 1889 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 YOL029C_p YOL029C hom 0.00491060559907295 0.776125315254602 1890 Putative protein of unknown function; identified as interacting with Hsc82p and Hsp82p in high-throughput two-hybrid screens biological_process molecular_function cellular_component YLR233C EST1 hom FT NUCLEUS|CHROMOSOME 0.00490711382240786 0.776280266785131 1891 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 YMR143W RPS16A hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00488595518027207 0.777219395564556 1892 Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S16 and bacterial S9; RPS16A has a paralog, RPS16B, that arose from the whole genome duplication cytoplasmic translation|maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) structural constituent of ribosome cytosolic small ribosomal subunit|90S preribosome YDL142C CRD1 hom FT LIPID METABOLISM|MEMBRANE ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION ORGANIZATION|ION HOMEOSTASIS|MITOCHONDRION 0.00488232556807294 0.777380529065873 1893 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 YKL194C MST1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00486982676482869 0.777935475842433 1894 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 YKL113C RAD27 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00486814113549587 0.778010326444524 1895 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 YGL219C MDM34 hom FT MITOCHONDRION ORGANIZATION|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00485916850939603 0.778408791772339 1896 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 YPR052C NHP6A hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00483325642417361 0.779559848097614 1897 High-mobility group (HMG) protein, binds to and remodels nucleosomes; involved in recruiting FACT and other chromatin remodelling complexes to chromosomes; functionally redundant with Nhp6Bp; homologous to mammalian HMGB1 and HMGB2; NHP6A has a paralog, NHP6B, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress mismatch repair|DNA replication-independent nucleosome organization|RNA polymerase II transcriptional preinitiation complex assembly|RNA polymerase III transcriptional preinitiation complex assembly|chromatin remodeling nucleosome binding|sequence-specific DNA binding|DNA binding, bending MutSalpha complex|nucleus YKR042W UTH1 hom FT CELL CYCLE|CHROMATIN ORGANIZATION|CELL WALL ORG/BIOGENESIS|CELL DIVISION|GENE SILENCING|MITOCHONDRION 0.00482644893727563 0.779862327834068 1898 Protein involved in cell wall biogenesis; required for mitochondrial autophagy; mitochondrial outer membrane and cell wall localized SUN family member; involved in the oxidative stress response, life span during starvation, and cell death; UTH1 has a paralog, NCA3, that arose from the whole genome duplication mitochondrion degradation|fungal-type cell wall biogenesis|negative regulation of chromatin silencing involved in replicative cell aging molecular_function mitochondrial outer membrane|fungal-type cell wall YBR183W YPC1 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00481712239026102 0.78027679203745 1899 Alkaline ceramidase; also has reverse (CoA-independent) ceramide synthase activity; catalyzes both breakdown and synthesis of phytoceramide; overexpression confers fumonisin B1 resistance; YPC1 has a paralog, YDC1, that arose from the whole genome duplication ceramide catabolic process|ceramide biosynthetic process phytoceramidase activity|sphingosine N-acyltransferase activity integral to membrane|endoplasmic reticulum YGL028C SCW11 hom FT CELL WALL ORG/BIOGENESIS|CELL DIVISION|CARBOHYDRATE METABOLISM 0.00481217653841204 0.780496607027552 1900 Cell wall protein with similarity to glucanases; may play a role in conjugation during mating based on its regulation by Ste12p cytokinesis, completion of separation glucan endo-1,3-beta-D-glucosidase activity fungal-type cell wall YDR370C DXO1 hom 0.00480322429962409 0.780894527724492 1901 Protein with decapping and 5′-3′ exoRNase activity; similar to Rai1p biological_process molecular_function cytoplasm YPR166C MRP2 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00480038674083403 0.781020667186995 1902 Mitochondrial ribosomal protein of the small subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YIL094C LYS12 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.00479146991498997 0.781417088912137 1903 Homo-isocitrate dehydrogenase, an NAD-linked mitochondrial enzyme required for the fourth step in the biosynthesis of lysine, in which homo-isocitrate is oxidatively decarboxylated to alpha-ketoadipate lysine biosynthetic process homoisocitrate dehydrogenase activity mitochondrion YNL175C NOP13 hom FT NUCLEUS 0.00478781492279583 0.781579597934913 1904 Nucleolar protein found in preribosomal complexes; contains an RNA recognition motif (RRM); relative distribution to the nucleolus increases upon DNA replication stress biological_process RNA binding nucleolus|preribosome YDL130W-A STF1 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.00476408037764384 0.782635119864252 1905 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 YOR201C MRM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|MITOCHONDRION 0.00474064521533443 0.783677720268238 1906 Ribose methyltransferase that modifies a functionally critical, conserved nucleotide in mitochondrial 21S rRNA rRNA modification rRNA (guanine-N1-)-methyltransferase activity mitochondrion YFR043C IRC6 hom 0.00473422265317258 0.783963519719136 1907 Putative protein of unknown function; null mutant displays increased levels of spontaneous Rad52p foci biological_process molecular_function cellular_component YIR033W MGA2 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|GENE SILENCING|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00472828826738631 0.784227621562881 1908 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 YFR019W FAB1 hom FT LIPID METABOLISM|MITOCHONDRION 0.00467719908365565 0.78662658604419 1909 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 YGL161C YIP5 hom FT GOLGI APPARATUS 0.00467132855366646 0.786763796187901 1910 Protein that interacts with Rab GTPases, localized to late Golgi vesicles; computational analysis of large-scale protein-protein interaction data suggests a possible role in vesicle-mediated transport biological_process Rab GTPase binding integral to membrane|Golgi apparatus YGR146C ECL1 hom 0.00464684393183652 0.787854689589956 1911 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 YNL098C RAS2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|RESPONSE TO NUTRIENT LEVELS|PLASMA MEMBRANE 0.00462334730342748 0.788901955016813 1912 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 YBR242W_p YBR242W hom FT NUCLEUS 0.00459923283403284 0.789977154747218 1913 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 YGL113W SLD3 het FT CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00458547641707428 0.790590695822403 1914 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 YLR340W RPP0 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00455139256721715 0.792566219905456 1915 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 YBL060W YEL1 hom FT PROTEIN LOCALIZATION|LIPID METABOLISM|SIGNALING|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00453600117122155 0.792798379187643 1916 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 YPL244C HUT1 hom FT ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00452510459176381 0.793375216881075 1917 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 YCR086W CSM1 hom FT PROTEIN LOCALIZATION|CELL CYCLE|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00452401746101692 0.793423733327244 1918 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 YPR169W JIP5 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|NUCLEUS 0.00450386275582158 0.794233350064318 1919 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 YJR121W ATP2 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.00450275951617523 0.794282621782896 1920 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 YML103C NUP188 hom FT PROTEIN LOCALIZATION|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00449868825780704 0.794464455103704 1921 Subunit of the inner ring of the nuclear pore complex (NPC); contributes to NPC organization and nucleocytoplasmic transport; homologous to human NUP188 nuclear pore organization|protein import into nucleus|mRNA export from nucleus in response to heat stress structural constituent of nuclear pore integral to membrane|nuclear pore|nuclear pore inner ring YGL117W_p YGL117W hom FF 0.00447364769416327 0.795761978634296 1922 Putative protein of unknown function biological_process molecular_function cellular_component YAR002C-A ERP1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.0044728203051383 0.795769093127447 1923 Member of the p24 family involved in ER to Golgi transport; forms heterotrimeric complex with Erp2p, Emp24p, and Erv25p; localized to COPII-coated vesicles; ERP1 has a paralog, ERP6, that arose from the whole genome duplication ER to Golgi vesicle-mediated transport molecular_function mitochondrion|ER to Golgi transport vesicle YFL036W RPO41 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00446041289996496 0.796293398027584 1924 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 YKR097W PCK1 hom FT CARBOHYDRATE METABOLISM 0.00445117094218457 0.796587528945628 1925 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 YMR161W HLJ1 hom FT PROTEOLYSIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00442189722517312 0.797896229258898 1926 Co-chaperone for Hsp40p, anchored in the ER membrane; with its homolog Ydj1p promotes ER-associated protein degradation (ERAD) of integral membrane substrates; similar to E. coli DnaJ ER-associated protein catabolic process ATPase activator activity endoplasmic reticulum|endoplasmic reticulum membrane YOR187W TUF1 hom FT TRANSLATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00441213830650769 0.798332634391044 1927 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 YKL033W TTI1 het FT CHROMATIN ORGANIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00441080959952479 0.798421470784308 1928 Subunit of the ASTRA complex, involved in chromatin remodeling; telomere length regulator involved in the stability or biogenesis of PIKKs such as TORC1; similar to S. pombe Tti1p; detected in highly purified mitochondria in high-throughput studies biological_process molecular_function ASTRA complex|mitochondrion|cytoplasm 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 0.00439816955612777 0.798957406863773 1929 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 YER170W ADK2 hom FT NUCLEOTIDE METABOLISM|MITOCHONDRION 0.0043971896327049 0.799147930189436 1930 Mitochondrial adenylate kinase, catalyzes the reversible synthesis of GTP and AMP from GDP and ADP; may serve as a back-up for synthesizing GTP or ADP depending on metabolic conditions; 3' sequence of ADK2 varies with strain background nucleotide metabolic process nucleoside triphosphate adenylate kinase activity|adenylate kinase activity mitochondrion|mitochondrial inner membrane YDR071C PAA1 hom FT CHROMATIN ORGANIZATION 0.00439392551313995 0.799147253301538 1931 Polyamine acetyltransferase; acetylates polyamines (e.g. putrescine, spermidine, spermine) and also aralkylamines (e.g. tryptamine, phenylethylamine); may be involved in transcription and/or DNA replication chromatin organization diamine N-acetyltransferase activity|aralkylamine N-acetyltransferase activity cytoplasm YDR468C TLG1 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|GOLGI APPARATUS 0.0043913026911365 0.799264584487835 1932 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 YER119C-A_d YER119C-A hom FF 0.00437758138739952 0.799878476836166 1933 Dubious open reading frame, not conserved in closely related Saccharomyces species; deletion mutation blocks replication of Brome mosaic virus in S. cerevisiae, but this is likely due to effects on the overlapping gene SCS2 Unknown Unknown Unknown YOL104C NDJ1 hom FT CELL CYCLE|NUCLEUS|CHROMOSOME 0.00437363847999593 0.80005490574449 1934 Meiosis-specific telomere protein, required for bouquet formation, effective homolog pairing, ordered cross-over distribution, sister chromatid cohesion at meiotic telomeres, chromosomal segregation and telomere-led rapid prophase movement meiotic telomere clustering|synapsis|attachment of telomeric heterochromatin to nuclear envelope|regulation of reciprocal meiotic recombination|reciprocal meiotic recombination telomeric DNA binding nuclear chromosome, telomeric region YNL227C JJJ1 hom FT VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|MEMBRANE ORGANIZATION|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS|MITOCHONDRION|RIBOSOME 0.00436787045957394 0.800313019333121 1935 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 YHR210C_p YHR210C hom FT CARBOHYDRATE METABOLISM 0.00436613022207575 0.800390897636319 1936 Putative aldose 1-epimerase superfamily protein; non-essential gene; highly expressed under anaeorbic conditions biological_process molecular_function cellular_component YPL135W ISU1 hom FT RNA PROCESSING|ION HOMEOSTASIS|ION HOMEOSTASIS|COFACTOR METABOLISM|MITOCHONDRION 0.00436319676602727 0.800522178793373 1937 Conserved protein of the mitochondrial matrix, performs a scaffolding function during assembly of iron-sulfur clusters, interacts physically and functionally with yeast frataxin (Yfh1p); isu1 isu2 double mutant is inviable cellular iron ion homeostasis|iron-sulfur cluster assembly|tRNA wobble uridine modification ferrous iron binding mitochondrion|mitochondrial matrix YOR136W IDH2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00435757035085764 0.800773993891429 1938 Subunit of mitochondrial NAD(+)-dependent isocitrate dehydrogenase, which catalyzes the oxidation of isocitrate to alpha-ketoglutarate in the TCA cycle; phosphorylated glutamate biosynthetic process|isocitrate metabolic process|tricarboxylic acid cycle isocitrate dehydrogenase (NAD+) activity mitochondrial isocitrate dehydrogenase complex (NAD+)|mitochondrion|mitochondrial matrix YMR300C ADE4 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|NUCLEOTIDE METABOLISM 0.00435695515757827 0.800976062802245 1939 Phosphoribosylpyrophosphate amidotransferase (PRPPAT; amidophosphoribosyltransferase), catalyzes first step of the 'de novo' purine nucleotide biosynthetic pathway 'de novo' IMP biosynthetic process amidophosphoribosyltransferase activity cytoplasm YBR290W BSD2 hom FT PROTEIN LOCALIZATION|ION HOMEOSTASIS|PROTEOLYSIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT|ENDOPLASMIC RETICULUM 0.00434522019073035 0.801326808573224 1940 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 YGR065C VHT1 het FT PLASMA MEMBRANE 0.00432077113754333 0.802536916018356 1941 High-affinity plasma membrane H+-biotin (vitamin H) symporter; mutation results in fatty acid auxotrophy; 12 transmembrane domain containing major facilitator subfamily member; mRNA levels negatively regulated by iron deprivation and biotin biotin transport biotin transporter activity integral to membrane|plasma membrane YDR413C_d YDR413C het 0.00430535602578269 0.80316938916879 1942 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the essential uncharacterized ORF YDR412W that is implicated in rRNA processing Unknown Unknown Unknown YNL288W CAF40 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00429759122230985 0.803459693155648 1943 Evolutionarily conserved subunit of the CCR4-NOT complex involved in controlling mRNA initiation, elongation and degradation; binds Cdc39p positive regulation of transcription elongation from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter molecular_function CCR4-NOT core complex YER077C_p YER077C hom FT MITOCHONDRION 0.00428398906416361 0.804069084159897 1944 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 YOR012W_p YOR012W hom 0.00427368260493588 0.804645155290207 1945 Putative protein of unknown function biological_process molecular_function cellular_component YLR075W RPL10 het FF|FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|RIBOSOME 0.00427176057792597 0.80461703484433 1946 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 YIL124W AYR1 hom FT KETONE METABOLISM|LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00426981036340229 0.804732963424415 1947 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 YMR040W YET2 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00425380610428522 0.805450168565429 1948 Protein of unknown function that may interact with ribosomes, based on co-purification experiments; homolog of human BAP31 protein biological_process molecular_function ribosome|integral to membrane YIL128W MET18 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|AMINO ACID METABOLISM|RESPONSE TO DNA DAMAGE|NUCLEUS 0.00420757681844075 0.807579071703131 1949 Component of cytosolic iron-sulfur protein assembly (CIA) machinery; acts at a late step of Fe-S cluster assembly; forms the CIA targeting complex with Cia1p and Cia2p that directs Fe-S cluster incorporation into a subset of proteins involved in methionine biosynthesis, DNA replication and repair, transcription, and telomere maintenance; ortholog of human MMS19 methionine metabolic process|nucleotide-excision repair|transcription from RNA polymerase II promoter molecular_function cytoplasm YGR131W FHN1 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.00420499393557376 0.807610491037087 1950 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 YHR001W-A QCR10 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00418874042986702 0.808339638764862 1951 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 YER091C-A_d YER091C-A hom 0.00416529627233298 0.809391658961184 1952 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR455W YLR455W hom FT NUCLEUS 0.00411993332324365 0.811428227268716 1953 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus; deletion confers sensitivity to 4-(N-(S-glutathionylacetyl)amino) phenylarsenoxide (GSAO); protein abundance increases in response to DNA replication stress biological_process molecular_function nucleus YKL042W SPC42 het FT CELL CYCLE|CYTOSKELETON ORGANIZATION|NUCLEUS|CYTOSKELETON 0.00410356528415276 0.812300852286252 1954 Central plaque component of spindle pole body (SPB); involved in SPB duplication, may facilitate attachment of the SPB to the nuclear membrane microtubule nucleation|spindle pole body duplication associated with nuclear envelope structural constituent of cytoskeleton central plaque of spindle pole body|intermediate layer of spindle pole body YCR061W_p YCR061W hom 0.00408779607426987 0.812871801280254 1955 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; induced by treatment with 8-methoxypsoralen and UVA irradiation regulation of cell size molecular_function integral to membrane|cytoplasm YKL181W PRS1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.00407043927076262 0.813651716772544 1956 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 YCR030C SYP1 hom FT CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH 0.00406363731962216 0.813957407980195 1957 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 YER022W SRB4 het FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00404562778564313 0.814766923608384 1958 Subunit of the RNA polymerase II mediator complex; associates with core polymerase subunits to form the RNA polymerase II holoenzyme; essential for transcriptional regulation; homozygosity of the human MED17 L371P mutation is associated with infantile cerebral and cerebellar atrophy with poor myelination transcription initiation from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter activating transcription factor binding|structural molecule activity|core RNA polymerase II recruiting transcription factor activity core mediator complex YML054C CYB2 hom FT KETONE METABOLISM|OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.0040096889711119 0.816382937701547 1959 Cytochrome b2 (L-lactate cytochrome-c oxidoreductase), component of the mitochondrial intermembrane space, required for lactate utilization; expression is repressed by glucose and anaerobic conditions lactate metabolic process L-lactate dehydrogenase (cytochrome) activity mitochondrion|mitochondrial intermembrane space YDR386W MUS81 hom FT CELL CYCLE|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS 0.00400857496530278 0.816433042267412 1960 Subunit of the structure-specific Mms4p-Mus81p endonuclease that cleaves branched DNA; involved in DNA repair, replication fork stability, and joint molecule formation/resolution during meiotic recombination; helix-hairpin-helix protein; phosphorylation of the non-catalytic subunit Mms4p by Cdc28p and Cdcp during mitotic cell cycle activates the function of Mms4p-Mus81p DNA repair|DNA topological change|reciprocal meiotic recombination|resolution of meiotic recombination intermediates|response to DNA damage stimulus crossover junction endodeoxyribonuclease activity|endonuclease activity Holliday junction resolvase complex|nucleus YER182W_p FMP10 hom FT MITOCHONDRION 0.00400779892527019 0.81646794661205 1961 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 YEL017W GTT3 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS 0.00399116881841474 0.817216014675801 1962 Protein of unknown function with a possible role in glutathione metabolism, as suggested by computational analysis of large-scale protein-protein interaction data; GFP-fusion protein localizes to the nuclear periphery biological_process molecular_function cellular_component YMR041C ARA2 hom FT OXIDATION-REDUCTION PROCESS 0.00398428735801423 0.817525610467473 1963 NAD-dependent arabinose dehydrogenase, involved in biosynthesis of dehydro-D-arabinono-1,4-lactone; similar to plant L-galactose dehydrogenase dehydro-D-arabinono-1,4-lactone biosynthetic process D-arabinose 1-dehydrogenase [NAD(P)+] activity cellular_component YDL112W TRM3 hom FT RNA PROCESSING 0.00397659646978511 0.817871655956467 1964 2'-O-ribose methyltransferase, catalyzes the ribose methylation of the guanosine nucleotide at position 18 of tRNAs tRNA methylation tRNA (guanine) methyltransferase activity cytoplasm YDR263C DIN7 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|MITOCHONDRION 0.00397153683370825 0.818259282159207 1965 Mitochondrial nuclease functioning in DNA repair and replication, modulates the stability of the mitochondrial genome, induced by exposure to mutagens, also induced during meiosis at a time nearly coincident with commitment to recombination DNA repair nuclease activity mitochondrion YGR111W_p YGR111W hom FT NUCLEUS 0.0039679211955144 0.818262035700257 1966 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to both the cytoplasm and the nucleus regulation of cell size molecular_function nucleus|cytoplasm YFR049W YMR31 hom FT TRANSLATION|MITOCHONDRION|RIBOSOME 0.00389636381458875 0.821483764782277 1967 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 YEL049W PAU2 hom 0.00388118868258671 0.822167383921668 1968 Member of the seripauperin multigene family encoded mainly in subtelomeric regions, active during alcoholic fermentation, regulated by anaerobiosis, negatively regulated by oxygen, repressed by heme biological_process molecular_function cellular_component YDR382W RPP2B hom FT TRANSLATION|RIBOSOME 0.00385241468233788 0.823463983855291 1969 Ribosomal protein P2 beta, a component of the ribosomal stalk, which is involved in the interaction between translational elongation factors and the ribosome; regulates the accumulation of P1 (Rpp1Ap and Rpp1Bp) in the cytoplasm translational elongation|cytoplasmic translation structural constituent of ribosome cytosolic large ribosomal subunit YBR278W DPB3 hom FT RESPONSE TO DNA DAMAGE|GENE SILENCING|NUCLEUS|CHROMOSOME 0.00381272900132462 0.82525307052529 1970 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 YJL022W_d YJL022W hom 0.00381163067797464 0.825302597445416 1971 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 YOR305W RRG7 hom FT MITOCHONDRION 0.0038027895346018 0.825701298235787 1972 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 YKL109W HAP4 hom FT TRANSCRIPTION FROM RNA POL II|OXIDATION-REDUCTION PROCESS|RESPONSE TO NUTRIENT LEVELS|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00375025604087367 0.828071275556353 1973 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 YOR211C MGM1 hom FT MEMBRANE ORGANIZATION|NUCLEOTIDE METABOLISM|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00374437497941955 0.828336689499753 1974 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 YGR288W MAL13 hom FT TRANSCRIPTION FROM RNA POL II|CARBOHYDRATE METABOLISM|NUCLEUS 0.00373286593362095 0.828856152606159 1975 MAL-activator protein, part of complex locus MAL1; nonfunctional in genomic reference strain S288C cellular carbohydrate metabolic process|regulation of transcription, DNA-dependent sequence-specific DNA binding transcription factor activity nucleus YBR203W COS111 hom FT SIGNALING|MITOCHONDRION 0.00372094513568325 0.829469433817861 1976 Protein required for resistance to the antifungal drug ciclopirox olamine; not related to the subtelomerically-encoded COS family; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies signal transduction molecular_function mitochondrion YMR086C-A_d YMR086C-A hom 0.00370496288223177 0.830115872595631 1977 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YLR029C RPL15A het FT TRANSLATION|RIBOSOME 0.00370374965026256 0.830170655477492 1978 Ribosomal 60S subunit protein L15A; binds to 5.8 S rRNA; homologous to mammalian ribosomal protein L15, no bacterial homolog; RPL15A has a paralog, RPL15B, that arose from the whole genome duplication cytoplasmic translation structural constituent of ribosome|RNA binding cytosolic large ribosomal subunit YPL089C RLM1 hom FT TRANSCRIPTION FROM RNA POL II|SIGNALING|NUCLEUS 0.00370338854751015 0.830186961050763 1979 MADS-box transcription factor; component of the protein kinase C-mediated MAP kinase pathway involved in the maintenance of cell integrity; phosphorylated and activated by the MAP-kinase Slt2p; RLM1 has a paralog, SMP1, that arose from the whole genome duplication signal transduction|positive regulation of transcription from RNA polymerase II promoter in response to stress|positive regulation of transcription from RNA polymerase II promoter RNA polymerase II core promoter proximal region sequence-specific DNA binding transcription factor activity|DNA binding, bending|sequence-specific DNA binding nucleus YJL185C ATG36 hom 0.0036630262962462 0.832009975204137 1980 Pex3p interacting protein, required for pexophagy; interacts with Atg8p and Atg11p; mRNA is weakly cell cycle regulated, peaking in G2 phase; YJL185C is a non-essential gene peroxisome degradation molecular_function peroxisome YPL016W SWI1 het FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|CARBOHYDRATE METABOLISM|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RSC COMPLEX 0.00366295914999486 0.832013008708452 1981 Subunit of the SWI/SNF chromatin remodeling complex; regulates transcription by remodeling chromatin; required for transcription of many genes, including ADH1, ADH2, GAL1, HO, INO1 and SUC2; can form the prion [SWI+]; human homolog ARID1A is a candidate tumor suppressor gene in breast cancer cellular alcohol catabolic process|ATP-dependent chromatin remodeling|positive regulation of mating type switching|sucrose catabolic process|carbon catabolite activation of transcription from RNA polymerase II promoter|positive regulation of transcription from RNA polymerase II promoter in response to amino acid starvation|positive regulation of transcription from RNA polymerase II promoter|DNA-dependent DNA replication RNA polymerase II activating transcription factor binding SWI/SNF complex|nucleus YDL056W MBP1 hom FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|NUCLEUS 0.00365987956882217 0.832152139382353 1982 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 YPL170W DAP1 hom FT LIPID METABOLISM 0.0036318311442358 0.833419564891254 1983 Heme-binding protein involved in regulation of cytochrome P450 protein Erg11p; damage response protein, related to mammalian membrane progesterone receptors; mutations lead to defects in telomeres, mitochondria, and sterol synthesis regulation of ergosterol biosynthetic process heme binding endosome|membrane YGR104C SRB5 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|RNA POL II, HOLOENZYME 0.00361703945885514 0.834088132017524 1984 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 YBR007C DSF2 hom FF 0.00360689823420073 0.834546572997483 1985 Deletion suppressor of mpt5 mutation; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular_component YDL109C_p YDL109C hom FT LIPID METABOLISM 0.00359012539888626 0.835304923762467 1986 Putative lipase; involved in lipid metabolism; not an essential gene; YDL109C has a paralog, ROG1, that arose from the whole genome duplication cellular lipid metabolic process molecular_function cellular_component YER060W-A FCY22 hom 0.00357419302060498 0.836218345857081 1987 Putative purine-cytosine permease, very similar to Fcy2p but cannot substitute for its function transmembrane transport nucleobase transmembrane transporter activity integral to membrane YNL292W PUS4 hom FT RNA PROCESSING|NUCLEUS|MITOCHONDRION 0.0035724284301937 0.836105223359031 1988 Pseudouridine synthase, catalyzes only the formation of pseudouridine-55 (Psi55), a highly conserved tRNA modification, in mitochondrial and cytoplasmic tRNAs; PUS4 overexpression leads to translational derepression of GCN4 (Gcd- phenotype) tRNA modification pseudouridine synthase activity mitochondrion|nucleus YDL060W TSR1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00357091868295222 0.836173505633421 1989 Protein required for processing of 20S pre-rRNA in the cytoplasm; associates with pre-40S ribosomal particles; inhibits the premature association of 60S subunits with assembling 40S subunits in the cytoplasm; similar to Bms1p; relocalizes from nucleus to cytoplasm upon DNA replication stress rRNA processing|ribosome biogenesis ribonucleoprotein complex binding nucleolus|cytoplasm|90S preribosome YBR002C RER2 het FF|FT VESICLE-MEDIATED TRANSPORT|LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00355639850414573 0.83695025957336 1990 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 YGR175C ERG1 het FT LIPID METABOLISM|OXIDATION-REDUCTION PROCESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00354492958562537 0.83734912367754 1991 Squalene epoxidase, catalyzes the epoxidation of squalene to 2,3-oxidosqualene; plays an essential role in the ergosterol-biosynthesis pathway and is the specific target of the antifungal drug terbinafine ergosterol biosynthetic process drug binding|squalene monooxygenase activity endoplasmic reticulum|lipid particle YMR199W CLN1 hom FT CELL CYCLE|CELL DIVISION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.0035235469223116 0.838340417647009 1992 G1 cyclin involved in regulation of the cell cycle; activates Cdc28p kinase to promote the G1 to S phase transition; late G1 specific expression depends on transcription factor complexes, MBF (Swi6p-Mbp1p) and SBF (Swi6p-Swi4p) regulation of cyclin-dependent protein kinase activity cyclin-dependent protein kinase regulator activity nucleus|cytoplasm YIL068C SEC6 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|CELL CYCLE|MEMBRANE ORGANIZATION|CELL DIVISION|SITE OF POLARIZED GROWTH 0.00349326988285275 0.839710608408456 1993 Essential 88kDa subunit of the exocyst complex; the exocyst mediates polarized targeting and tethering of post-Golgi secretory vesicles to active sites of exocytosis at the plasma membrane prior to SNARE-mediated fusion; anchors the assembled complex to sites of secretion; interacts with SM-like protein and SNARE regulator Sec1p and may recruit it to sites of secretion; interacts with Sec9p and inhibits formation of the t-SNARE complex between Sec9p and Sso1p exocyst localization|Golgi to plasma membrane transport|exocytosis|vesicle fusion|negative regulation of SNARE complex assembly|vesicle docking involved in exocytosis protein homodimerization activity mating projection tip|cellular bud neck|cellular bud tip|exocyst YKR075C_p YKR075C hom FT NUCLEUS 0.00346729832269682 0.840862929729512 1994 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 YDR114C_p YDR114C hom 0.00346299109510883 0.841057980286114 1995 Putative protein of unknown function; deletion mutant exhibits poor growth at elevated pH and calcium biological_process molecular_function cellular_component YBR022W POA1 hom FT RNA PROCESSING 0.00340693380679659 0.843597390533818 1996 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 YGL146C_p RRT6 hom 0.0033953641688248 0.844121701546575 1997 Putative protein of unknown function; non-essential gene identified in a screen for mutants with increased levels of rDNA transcription; contains two putative transmembrane spans, but no significant homology to other known proteins biological_process molecular_function membrane YHR080C YHR080C hom FT MITOCHONDRION 0.00337957745394612 0.844860075073769 1998 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 YGL077C HNM1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00332926704538226 0.847118397630845 1999 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 YMR243C ZRC1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00332308942319612 0.847398590882383 2000 Vacuolar membrane zinc transporter; transports zinc from cytosol to vacuole for storage; also has role in resistance to zinc shock resulting from sudden influx of zinc into cytoplasm; human ortholog SLC30A10 functions as a Mn transporter and mutations in SLC30A10 cause neurotoxic accumulation of Mn in liver and brain; ZRC1 has a paralog, COT1, that arose from the whole genome duplication cobalt ion transport|cellular zinc ion homeostasis|zinc ion transport|glutathione metabolic process zinc ion transmembrane transporter activity|inorganic cation transmembrane transporter activity integral to membrane|fungal-type vacuole YMR289W ABZ2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM 0.00331709738175324 0.847872432461366 2001 Aminodeoxychorismate lyase (4-amino-4-deoxychorismate lyase), catalyzes the third step in para-aminobenzoic acid biosynthesis; involved in folic acid biosynthesis folic acid biosynthetic process 4-amino-4-deoxychorismate lyase activity cytoplasm YPL215W CBP3 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00331510871668843 0.847760593663746 2002 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 YAL066W_d YAL066W hom 0.00330904393050462 0.848192468240792 2003 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YNL179C_d YNL179C hom 0.00329888164885563 0.848496748187095 2004 Dubious open reading frame, unlikely to encode a protein; not conserved in closely related Saccharomyces species; deletion in cyr1 mutant results in loss of stress resistance Unknown Unknown Unknown YDL014W NOP1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00328869023203309 0.848959157926029 2005 Nucleolar protein, component of the small subunit processome complex, which is required for processing of pre-18S rRNA; has similarity to mammalian fibrillarin box C/D snoRNA 3'-end processing|rRNA processing|snoRNA processing|rRNA methylation rRNA methyltransferase activity small-subunit processome|box C/D snoRNP complex|ribosome|nucleolus|90S preribosome YPR075C OPY2 hom FT CELL CYCLE|SIGNALING|PLASMA MEMBRANE 0.00328656668309114 0.849055515129244 2006 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 YDL208W NHP2 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00325590924751332 0.850446863650639 2007 Nuclear protein related to mammalian high mobility group (HMG) proteins, essential for function of H/ACA-type snoRNPs, which are involved in 18S rRNA processing cleavage involved in rRNA processing|rRNA pseudouridine synthesis|snRNA pseudouridine synthesis snoRNA binding box H/ACA snoRNP complex YFL012W_p YFL012W hom 0.00325515617063805 0.850481046958389 2008 Putative protein of unknown function; transcribed during sporulation; null mutant exhibits increased resistance to rapamycin biological_process molecular_function cellular_component YHL011C PRS3 hom FF|FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|NUCLEOTIDE METABOLISM 0.00325007581221063 0.850711659510559 2009 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 YDL218W_p YDL218W hom 0.00323796275116978 0.851261558775835 2010 Putative protein of unknown function; YDL218W transcription is regulated by Azf1p and induced by starvation and aerobic conditions; expression also induced in cells treated with the mycotoxin patulin biological_process molecular_function integral to membrane|cytoplasm YGR206W MVB12 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|PROTEIN COMPLEX ORG/BIOGENESIS|VACUOLAR TRANSPORT 0.00319741393113916 0.853102887004493 2011 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 YLR321C SFH1 het FF|FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00319126347503874 0.853403864665785 2012 Component of the RSC chromatin remodeling complex; essential gene required for cell cycle progression and maintenance of proper ploidy; phosphorylated in the G1 phase of the cell cycle; Snf5p paralog ATP-dependent chromatin remodeling|double-strand break repair|chromosome segregation|regulation of DNA replication involved in S phase|chromatin remodeling at centromere|nucleosome disassembly|G2/M transition of mitotic cell cycle|transcription elongation from RNA polymerase II promoter DNA translocase activity RSC complex YML007C-A_p YML007C-A hom FF|FT MITOCHONDRION 0.0031828602010683 0.85376396985891 2013 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to mitochondria biological_process molecular_function mitochondrion YBL090W MRP21 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00317064468408448 0.854318921912179 2014 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 YLR432W IMD3 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM 0.00314127002128054 0.855653709973228 2015 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 YIR015W RPR2 het FT RNA PROCESSING|NUCLEUS 0.00313755899238475 0.855822369009196 2016 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 YOR319W HSH49 het FF|FT RNA PROCESSING|NUCLEUS 0.00311855623029645 0.856686110532921 2017 U2-snRNP associated splicing factor with similarity to the mammalian splicing factor SAP49; proposed to function as a U2-snRNP assembly factor along with Hsh155p and binding partner Cus1p; contains two RNA recognition motifs (RRM) mRNA splicing, via spliceosome RNA binding U2 snRNP|U2-type prespliceosome YOR258W HNT3 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00311316828459657 0.856931042642578 2018 DNA 5' AMP hydrolase involved in DNA repair; member of the histidine triad (HIT) superfamily of nucleotide-binding proteins; homolog of Aprataxin, a Hint related protein that is mutated in individuals with ataxia with oculomotor apraxia; relative distribution to nuclear foci decreases upon DNA replication stress response to DNA damage stimulus DNA 5'-adenosine monophosphate hydrolase activity nucleus|cytoplasm YDR048C_d YDR048C hom 0.00311046502912188 0.857053935868436 2019 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YER006W NUG1 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.0030947257357177 0.857769531666258 2020 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 YKL035W UGP1 het FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00308475716448575 0.858222818820903 2021 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 YDR345C HXT3 hom FT PLASMA MEMBRANE 0.00306663496075139 0.859046984494986 2022 Low affinity glucose transporter of the major facilitator superfamily; expression is induced in low or high glucose conditions; HXT3 has a paralog, HXT5, that arose from the whole genome duplication hexose transport|transmembrane transport mannose transmembrane transporter activity|fructose transmembrane transporter activity|glucose transmembrane transporter activity integral to membrane|plasma membrane YKL148C SDH1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|COFACTOR METABOLISM|MITOCHONDRION 0.00303271786504707 0.860589885751626 2023 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 YDR041W RSM10 het FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00301164291147497 0.86154886159101 2024 Mitochondrial ribosomal protein of the small subunit, has similarity to E. coli S10 ribosomal protein; essential for viability, unlike most other mitoribosomal proteins mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial small ribosomal subunit YDR322W MRPL35 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.00298864216371816 0.863205596724154 2025 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YDR107C TMN2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|VACUOLAR TRANSPORT 0.002917438671652 0.865837922015884 2026 Protein with a role in cellular adhesion and filamentous growth; similar to Emp70p and Tmn3p; member of the evolutionarily conserved Transmembrane Nine family of proteins with nine membrane-spanning segments cellular copper ion homeostasis|pseudohyphal growth|vacuolar transport|invasive growth in response to glucose limitation molecular_function fungal-type vacuole membrane|integral to membrane YPR050C_d YPR050C hom 0.00291411376820652 0.865989375753906 2027 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 YPL041C_p YPL041C hom 0.00289185883824138 0.867140831454694 2028 Protein of unknown function involved in maintenance of proper telomere length biological_process molecular_function cellular_component YOR264W DSE3 hom FT CELL CYCLE|SITE OF POLARIZED GROWTH 0.00288193236800066 0.867455534386118 2029 Daughter cell-specific protein, may help establish daughter fate; relocalizes from bud neck to cytoplasm upon DNA replication stress biological_process molecular_function cellular bud neck YIL014C-A_p YIL014C-A hom 0.00287606881199598 0.867722722510692 2030 Putative protein of unknown function biological_process molecular_function cellular_component YNL182C IPI3 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEUS 0.00285411297367453 0.868723331104473 2031 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 YGR216C GPI1 het FT LIPID METABOLISM|ENDOPLASMIC RETICULUM 0.00282780995178751 0.86992233351484 2032 Membrane protein involved in the synthesis of N-acetylglucosaminyl phosphatidylinositol (GlcNAc-PI), the first intermediate in the synthesis of glycosylphosphatidylinositol (GPI) anchors; human and mouse GPI1p are functional homologs GPI anchor biosynthetic process phosphatidylinositol N-acetylglucosaminyltransferase activity glycosylphosphatidylinositol-N-acetylglucosaminyltransferase (GPI-GnT) complex|integral to membrane YHR171W ATG7 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|VACUOLAR TRANSPORT|RESPONSE TO NUTRIENT LEVELS|MITOCHONDRION 0.00281119029141878 0.870680081871064 2033 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 YFL041W FET5 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00280212936597826 0.871150419150144 2034 Multicopper oxidase, integral membrane protein with similarity to Fet3p; may have a role in iron transport iron ion transport ferroxidase activity fungal-type vacuole membrane|integral to membrane YBR078W ECM33 hom FF|FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION|PLASMA MEMBRANE 0.00280100280847881 0.871144623509895 2035 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 YIL016W SNL1 hom FT ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00279244869521615 0.871534719034063 2036 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 YMR140W SIP5 hom FT RESPONSE TO NUTRIENT LEVELS 0.00277413555591617 0.872369962941641 2037 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 YBR266C_d SLM6 hom 0.00273762826431088 0.874035447413447 2038 Protein with a potential role in actin cytoskeleton organization; gene exhibits synthetic genetic interaction with MSS4 encoding phosphatidylinositol 4-phosphate kinase Unknown Unknown Unknown YOR184W SER1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00273446565120191 0.874310046670986 2039 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 YOL002C IZH2 hom FT KETONE METABOLISM|LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00271290066283832 0.875163852826427 2040 Plasma membrane protein involved in zinc homeostasis and osmotin-induced apoptosis; transcription regulated by Zap1p, zinc and fatty acid levels; similar to mammalian adiponectins; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|response to toxin|cellular lipid metabolic process protein binding|metal ion binding integral to membrane|plasma membrane|membrane YCR076C FUB1 hom 0.00271169787068338 0.875218746855256 2041 Putative protein of unknown function; interacts physically with multiple subunits of the 20S proteasome and genetically with genes encoding 20S core particle and 19S regulatory particle subunits; exhibits boundary activity which blocks the propagation of heterochromatic silencing; contains a PI31 proteasome regulator domain and sequence similarity with human PSMF1, a proteasome inhibitor; not an essential gene biological_process proteasome binding cellular_component YLL044W_d YLL044W hom 0.00270641655920267 0.87545978684113 2042 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 YBR291C CTP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.00270320475759228 0.875606379680898 2043 Mitochondrial inner membrane citrate transporter, member of the mitochondrial carrier family mitochondrial citrate transport|transmembrane transport tricarboxylate secondary active transmembrane transporter activity mitochondrion|integral to membrane|mitochondrial inner membrane YBR190W_d YBR190W het 0.0027001551839836 0.875745572069392 2044 Dubious open reading frame unlikely to encode a protein, based on experimental and comparative sequence data; partially overlaps the verified ribosomal protein gene RPL21A/YBR191W Unknown Unknown Unknown YGR018C_p YGR018C hom 0.00267862835184617 0.87672823525015 2045 Protein of unknown function; mRNA identified as translated by ribosome profiling data; partially overlaps the uncharacterized ORF YGR017W biological_process molecular_function cellular_component YOR330C MIP1 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00266016280321099 0.877661891696667 2046 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 YBR058C-A TSC3 hom FF|FT KETONE METABOLISM|LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00265714957532099 0.877708894092731 2047 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 YLR390W-A CCW14 hom FT CELL WALL ORG/BIOGENESIS|MITOCHONDRION 0.00265458371723601 0.877898369795882 2048 Covalently linked cell wall glycoprotein, present in the inner layer of the cell wall fungal-type cell wall organization structural constituent of cell wall mitochondrion|fungal-type cell wall YLR375W STP3 hom FT NUCLEUS 0.00265405529981316 0.877850185263749 2049 Zinc-finger protein of unknown function, possibly involved in pre-tRNA splicing and in uptake of branched-chain amino acids biological_process sequence-specific DNA binding nucleus YCL056C PEX34 hom FT PEROXISOME ORGANIZATION 0.00262722280595108 0.879093468643406 2050 Peroxisomal integral membrane protein that regulates peroxisome populations; interacts with Pex11p, Pex25p, and Pex27p to control both constitutive peroxisome division and peroxisome morphology and abundance during peroxisome proliferation peroxisome organization molecular_function integral to peroxisomal membrane|cytoplasm YLR303W MET17 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00262300426743709 0.879268255761712 2051 Methionine and cysteine synthase (O-acetyl homoserine-O-acetyl serine sulfhydrylase), required for sulfur amino acid synthesis methionine metabolic process|cysteine biosynthetic process O-acetylhomoserine aminocarboxypropyltransferase activity|cysteine synthase activity plasma membrane|cytoplasm YMR071C TVP18 hom FF|FT VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0026193083291657 0.879490598543647 2052 Integral membrane protein localized to late Golgi vesicles along with the v-SNARE Tlg2p; may interact with ribosomes, based on co-purification experiments vesicle-mediated transport molecular_function integral to membrane|integral to Golgi membrane|clathrin-coated vesicle YMR043W MCM1 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|NUCLEUS|CHROMOSOME 0.00260842959868828 0.879934000530383 2053 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 YBL081W_p YBL081W hom 0.00260761520992217 0.880237914758844 2054 Non-essential protein of unknown function; null mutation results in a decrease in plasma membrane electron transport biological_process molecular_function cellular_component YIL042C PKP1 hom FT SIGNALING|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|MITOCHONDRION 0.00260281982864522 0.880261203123021 2055 Mitochondrial protein kinase involved in negative regulation of pyruvate dehydrogenase complex activity by phosphorylating the ser-133 residue of the Pda1p subunit; acts in concert with kinase Pkp2p and phosphatases Ptc5p and Ptc6p peptidyl-serine phosphorylation|protein phosphorylation|carbon utilization protein kinase activity|pyruvate dehydrogenase (acetyl-transferring) kinase activity mitochondrion YGR097W ASK10 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO OXIDATIVE STRESS|NUCLEUS|RNA POL II, HOLOENZYME 0.00259394880728408 0.880595541176889 2056 Component of RNA polymerase II holoenzyme; phosphorylated in response to oxidative stress; has a role in destruction of Ssn8p; proposed to function in activation of the glycerol channel Fps1p; ASK10 has a paralog, RGC1, that arose from the whole genome duplication cellular protein catabolic process|cellular response to oxidative stress|positive regulation of transcription from RNA polymerase II promoter|positive regulation of glycerol transport molecular_function DNA-directed RNA polymerase II, holoenzyme|cytoplasm YDR492W IZH1 hom FT LIPID METABOLISM|ION HOMEOSTASIS|ION HOMEOSTASIS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00259100898336515 0.880729854314661 2057 Membrane protein involved in zinc ion homeostasis, member of the four-protein IZH family; transcription is regulated directly by Zap1p, expression induced by zinc deficiency and fatty acids; deletion increases sensitivity to elevated zinc response to zinc ion|cellular zinc ion homeostasis|cellular lipid metabolic process metal ion binding integral to membrane|endoplasmic reticulum|membrane YDL048C STP4 hom FT NUCLEUS|MITOCHONDRION 0.00257312831412789 0.881546850703334 2058 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 YEL024W RIP1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00257126850859048 0.881736993977767 2059 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 YDL211C_p YDL211C hom 0.00256528838150632 0.881957557235737 2060 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the vacuole biological_process molecular_function fungal-type vacuole YGR150C CCM1 hom FT RNA PROCESSING|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00254779366725853 0.882826245438027 2061 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 YIL054W_p YIL054W hom 0.00253531936907559 0.883274815785944 2062 Protein of unknown function; expressed at both mRNA and protein levels biological_process molecular_function cellular_component YJL207C LAA1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00253279811420378 0.883528243489967 2063 AP-1 accessory protein; colocalizes with clathrin to the late-Golgi apparatus; involved in TGN-endosome transport; physically interacts with AP-1; similar to the mammalian p200; may interact with ribosomes; YJL207C is a non-essential gene protein localization|retrograde transport, endosome to Golgi molecular_function AP-1 adaptor complex|ribosome|clathrin-coated vesicle YMR306W FKS3 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|MITOCHONDRION|PLASMA MEMBRANE 0.00252291148841781 0.883842008951081 2064 Protein involved in spore wall assembly, has similarity to 1,3-beta-D-glucan synthase catalytic subunits Fks1p and Gsc2p; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies ascospore wall assembly 1,3-beta-D-glucan synthase activity mitochondrion|integral to membrane YDR094W_d YDR094W hom 0.00251857059967686 0.884040455168712 2065 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF DNF2 Unknown Unknown Unknown YGL149W_d YGL149W hom 0.00251315525707889 0.884288030854592 2066 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified ORF INO80/YGL150C. Unknown Unknown Unknown YJR137C MET5 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|CELL WALL ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS 0.0025011326390571 0.884923000802908 2067 Sulfite reductase beta subunit, involved in amino acid biosynthesis, transcription repressed by methionine fungal-type cell wall organization|sulfate assimilation sulfite reductase (NADPH) activity sulfite reductase complex (NADPH)|cytoplasm YOR345C_d YOR345C hom 0.00248343779031648 0.8856468382474 2068 Dubious ORF unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps the verified gene REV1; null mutant displays increased resistance to antifungal agents gliotoxin, cycloheximide and H2O2 Unknown Unknown Unknown YPR006C ICL2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|MITOCHONDRION 0.00247642785634691 0.886018079958446 2069 2-methylisocitrate lyase of the mitochondrial matrix, functions in the methylcitrate cycle to catalyze the conversion of 2-methylisocitrate to succinate and pyruvate; ICL2 transcription is repressed by glucose and induced by ethanol threonine catabolic process|propionate metabolic process methylisocitrate lyase activity mitochondrion|mitochondrial matrix YCL023C_d YCL023C hom 0.00246430627787658 0.886521789478487 2070 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps verified ORF KCC4 Unknown Unknown Unknown YKL122C SRP21 het FT PROTEIN LOCALIZATION|PROTEIN COMPLEX ORG/BIOGENESIS|TRANSLATION|NUCLEUS 0.00246258415237405 0.886600555123448 2071 Subunit of the signal recognition particle (SRP), which functions in protein targeting to the endoplasmic reticulum membrane; not found in mammalian SRP; forms a pre-SRP structure in the nucleolus that is translocated to the cytoplasm SRP-dependent cotranslational protein targeting to membrane, signal sequence recognition|protein targeting to ER signal sequence binding nucleus|signal recognition particle, endoplasmic reticulum targeting YMR074C YMR074C hom FT NUCLEUS 0.00245167906169879 0.887099352226347 2072 Protein with homology to human PDCD5; PDCD5 is involved in programmed cell death; N-terminal region forms a conserved triple-helix bundle structure; overexpression promotes H2O2-induced apoptosis; YMR074C is not an essential gene; protein abundance increases in response to DNA replication stress apoptotic process molecular_function nucleus|cytoplasm YKL220C FRE2 hom FT ION HOMEOSTASIS|OXIDATION-REDUCTION PROCESS|ION HOMEOSTASIS|GEN. OF PRECURSOR METABOLITES AND ENERGY|PLASMA MEMBRANE 0.00244923742216835 0.88721103855983 2073 Ferric reductase and cupric reductase, reduces siderophore-bound iron and oxidized copper prior to uptake by transporters; expression induced by low iron levels but not by low copper levels iron ion transport|copper ion import ferric-chelate reductase activity integral to membrane|plasma membrane YER096W SHC1 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM 0.00244673388853893 0.887325558399613 2074 Sporulation-specific activator of Chs3p (chitin synthase III); required for the synthesis of the chitosan layer of ascospores; transcriptionally induced at alkaline pH; SHC1 has a paralog, SKT5, that arose from the whole genome duplication ascospore formation|chitin biosynthetic process enzyme activator activity prospore membrane YGL089C MF(ALPHA)2 hom FT SIGNALING 0.00242259689173567 0.888429784074677 2075 Mating pheromone alpha-factor, made by alpha cells; interacts with mating type a cells to induce cell cycle arrest and other responses leading to mating; also encoded by MF(ALPHA)1, which is more highly expressed than MF(ALPHA)2 pheromone-dependent signal transduction involved in conjugation with cellular fusion mating pheromone activity extracellular region YJR097W JJJ3 hom FT NUCLEUS 0.00238480277022749 0.890159233498306 2076 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 YOR087W YVC1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS 0.0023733403090887 0.890683856469404 2077 Vacuolar cation channel, mediates release of Ca(2+) from the vacuole in response to hyperosmotic shock cellular cation homeostasis voltage-gated ion channel activity|calcium activated cation channel activity|sodium channel activity|calcium channel activity|potassium channel activity fungal-type vacuole membrane|fungal-type vacuole YJR012C_p YJR012C het 0.0023690808933498 0.89087881697603 2078 Essential protein of unknown function; proposed involvement in transport based on mass spectrometry analysis of copurifying proteins; partially overlaps neighboring ORF, GPI14/YJR013W biological_process molecular_function cellular_component YIL012W_d YIL012W hom 0.00236623292320397 0.891057634570604 2079 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YFR010W UBP6 hom FT PROTEOLYSIS 0.00236359309862747 0.891130012141351 2080 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 YGR022C_d YGR022C hom 0.00235313783190748 0.89160861572338 2081 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; overlaps almost completely with the verified ORF MTL1/YGR023W Unknown Unknown Unknown YGR110W CLD1 hom FT LIPID METABOLISM|MITOCHONDRION 0.0023227008730925 0.893033850811895 2082 Mitochondrial cardiolipin-specific phospholipase; functions upstream of Taz1p to generate monolyso-cardiolipin; transcription increases upon genotoxic stress; involved in restricting Ty1 transposition; has homology to mammalian CGI-58 cardiolipin acyl-chain remodeling|cardiolipin metabolic process phospholipase A2 activity mitochondrion YER129W SAK1 hom FT CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION 0.00232044312950325 0.893121355890403 2083 Upstream serine/threonine kinase for the SNF1 complex; partially redundant with Elm1p and Tos3p; members of this family have functional orthology with LKB1, a mammalian kinase associated with Peutz-Jeghers cancer-susceptibility syndrome protein phosphorylation|glucose metabolic process|DNA-dependent DNA replication protein serine/threonine kinase activity|protein kinase activity cytoplasm YDR231C COX20 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00231676498641216 0.8932739369604 2084 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 YDR517W GRH1 hom FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.00231299424276128 0.893446606512525 2085 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 YKL169C_d YKL169C hom 0.00230459203734789 0.893988854938963 2086 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 YDR149C_d YDR149C hom 0.00228928363331293 0.894532475940447 2087 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data; overlaps the verified gene NUM1; null mutation blocks anaerobic growth Unknown Unknown Unknown YMR035W IMP2 hom FT PROTEIN LOCALIZATION|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00228412997593688 0.894768523034434 2088 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 YAR002W NUP60 hom FT PROTEIN LOCALIZATION|RESPONSE TO DNA DAMAGE|RNA LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00227453360837451 0.895208079322131 2089 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 YNL211C_p YNL211C hom FT MITOCHONDRION 0.00224826209725017 0.896411595450727 2090 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 YML128C MSC1 hom FT CELL CYCLE|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00223646812760755 0.89695196303988 2091 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 YDR225W HTA1 hom FT TRANSCRIPTION FROM RNA POL II|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME|RSC COMPLEX 0.00221961347443623 0.897724280242913 2092 Histone H2A, core histone protein required for chromatin assembly and chromosome function; one of two nearly identical subtypes (see also HTA2); DNA damage-dependent phosphorylation by Mec1p facilitates DNA repair; acetylated by Nat4p DNA repair|chromatin assembly or disassembly|negative regulation of transcription from RNA polymerase II promoter DNA binding replication fork protection complex|nuclear nucleosome YOR150W MRPL23 hom FT TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0022064372224031 0.898328112524053 2093 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YML065W ORC1 het FT GENE SILENCING|NUCLEUS|CHROMOSOME 0.00217955538030716 0.899560217356228 2094 Largest subunit of the origin recognition complex, which directs DNA replication by binding to replication origins and is also involved in transcriptional silencing; exhibits ATPase activity pre-replicative complex assembly|DNA replication initiation|chromatin silencing at silent mating-type cassette chromatin binding|DNA replication origin binding|ATPase activity|ATP binding DNA replication preinitiation complex|nucleus|pre-replicative complex|nuclear origin of replication recognition complex YFR025C HIS2 hom FT KETONE METABOLISM|AMINO ACID METABOLISM 0.00217164004732585 0.899952745752491 2095 Histidinolphosphatase, catalyzes the eighth step in histidine biosynthesis; mutations cause histidine auxotrophy and sensitivity to Cu, Co, and Ni salts; transcription is regulated by general amino acid control histidine biosynthetic process histidinol-phosphatase activity intracellular YGL115W SNF4 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CARBOHYDRATE METABOLISM|PROTEIN PHOSPHORYLATION|PEROXISOME ORGANIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|PLASMA MEMBRANE 0.00215370090693304 0.900774910631413 2096 Activating gamma subunit of the AMP-activated Snf1p kinase complex; additional subunits of the complex are Snf1p and a Sip1p/Sip2p/Gal83p family member; activates glucose-repressed genes, represses glucose-induced genes; role in sporulation, and peroxisome biogenesis; protein abundance increases in response to DNA replication stress positive regulation of gluconeogenesis|peroxisome organization|protein phosphorylation|replicative cell aging|regulation of transcription from RNA polymerase II promoter AMP-activated protein kinase activity|protein serine/threonine kinase activator activity AMP-activated protein kinase complex|plasma membrane|nucleus|nuclear envelope lumen|cytoplasm YJL058C BIT61 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.00214428095903939 0.901177355103184 2097 Subunit of TORC2 membrane-associated complex; involved in regulation of cell cycle-dependent actin cytoskeletal dynamics during polarized growth and cell wall integrity; BIT61 has a paralog, BIT2, that arose from the whole genome duplication fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|plasma membrane|cytoplasm YBL086C_p YBL086C hom 0.00213708742829565 0.901507189384989 2098 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cell periphery biological_process molecular_function cellular_component YBR136W MEC1 het FT CELL CYCLE|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|PROTEIN PHOSPHORYLATION|NUCLEUS|MITOCHONDRION 0.00213337919033902 0.901677224355706 2099 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 YPL097W MSY1 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00213012349551074 0.901826512445244 2100 Mitochondrial tyrosyl-tRNA synthetase mitochondrial tyrosyl-tRNA aminoacylation tyrosine-tRNA ligase activity mitochondrion YIL065C FIS1 hom FT MITOCHONDRION ORGANIZATION|PEROXISOME ORGANIZATION|MITOCHONDRION 0.00211625131215399 0.902462652590351 2101 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 YML108W YML108W hom FT NUCLEUS 0.0020994098821027 0.903235038313265 2102 Protein of unknown function; structure defines a new subfamily of the split beta-alpha-beta sandwiches; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and nucleus; YML108W is not an essential gene; relative distribution to the nucleus increases upon DNA replication stress biological_process molecular_function nucleus|cytoplasm YHR154W RTT107 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00209128670017045 0.903607618411858 2103 Protein implicated in Mms22-dependent DNA repair during S phase; involved in recruiting the SMC5/6 complex to double-strand breaks; DNA damage induces phosphorylation by Mec1p at one or more SQ/TQ motifs; interacts with Mms22p and Slx4p; has four BRCT domains; has a role in regulation of Ty1 transposition; relative distribution to nuclear foci increases upon DNA replication stress negative regulation of transposition, RNA-mediated|double-strand break repair molecular_function Cul8-RING ubiquitin ligase complex|nucleus YKR037C SPC34 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.00208516513944455 0.904045402176869 2104 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; also localized to nuclear side of spindle pole body microtubule nucleation|mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton spindle microtubule|DASH complex|condensed nuclear chromosome kinetochore|spindle pole body|spindle YGR116W SPT6 het FT TRANSCRIPTION FROM RNA POL II|PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|RNA PROCESSING|CHROMATIN ORGANIZATION|RESPONSE TO NUTRIENT LEVELS|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION|CHROMOSOME 0.00208016043231423 0.904117973291938 2105 Nucleosome remodeling protein; functions in various aspects of transcription, chromatin maintenance, and RNA processing; required for the maintenance of chromatin structure during transcription in order to inhibit transcription from promoters within the coding region poly(A)+ mRNA export from nucleus|regulation of transcription by chromatin organization|regulation of mRNA 3'-end processing|transcription antitermination|positive regulation of transcription involved in G1/S phase of mitotic cell cycle|regulation of transcriptional start site selection at RNA polymerase II promoter|negative regulation of transcription from RNA polymerase II promoter by glucose|negative regulation of transcription from RNA polymerase II promoter|nucleosome organization|chromatin maintenance|regulation of nucleosome density|nucleosome assembly|chromatin remodeling|regulation of histone H3-K36 methylation|positive regulation of transcription from RNA polymerase II promoter|regulation of transcription from RNA polymerase II promoter in response to stress core RNA polymerase II binding transcription factor activity|nucleosome binding|histone binding|DNA binding transcription antitermination factor activity mitochondrion|nucleus|transcriptionally active chromatin YGL081W_p YGL081W hom 0.00207462085339888 0.904372085055866 2106 Putative protein of unknown function; non-essential gene; interacts genetically with CHS5, a gene involved in chitin biosynthesis biological_process molecular_function cellular_component YNR032W PPG1 hom FT OXIDATION-REDUCTION PROCESS|CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY|NUCLEUS 0.00204210710007541 0.905863753625754 2107 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 YNL149C PGA2 het FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|ENDOPLASMIC RETICULUM 0.00201771339106767 0.907038347653867 2108 Essential protein required for maturation of Gas1p and Pho8p; involved in protein trafficking; GFP-fusion protein localizes to the ER and YFP-fusion protein to the nuclear envelope-ER network; null mutants have a cell separation defect protein transport molecular_function nuclear envelope|endoplasmic reticulum YFR016C YFR016C hom 0.00201591853489226 0.907065476375965 2109 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm and bud; interacts with Spa2p; YFL016C is not an essential gene biological_process molecular_function cellular bud|cytoplasm 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 0.00201497383436619 0.907108830130544 2110 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 YPL077C_p YPL077C hom 0.00201194421439846 0.907247865898188 2111 Putative protein of unknown function; regulates PIS1 expression; mutant displays spore wall assembly defect in ether sensitivity screen; YPL077C is not an essential gene; YPL077C has a paralog, YBR197C, that arose from the whole genome duplication biological_process molecular_function cellular_component YML094W GIM5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS 0.00197752048286119 0.90882784337185 2112 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 YOR185C GSP2 hom FT PROTEIN LOCALIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS 0.00196844678067455 0.909284795748519 2113 GTP binding protein (mammalian Ranp homolog); involved in the maintenance of nuclear organization, RNA processing and transport; interacts with Kap121p, Kap123p and Pdr6p (karyophilin betas); Gsp1p homolog that is not required for viability; protein abundance increases in response to DNA replication stress nucleus organization GTPase activity integral to membrane|nucleus YNL142W MEP2 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.0019654535825588 0.909435601853952 2114 Ammonium permease involved in regulation of pseudohyphal growth; belongs to a ubiquitous family of cytoplasmic membrane proteins that transport only ammonium (NH4+); expression is under the nitrogen catabolite repression regulation nitrogen utilization|ammonium transport|pseudohyphal growth ammonium transmembrane transporter activity integral to membrane|plasma membrane YMR008C PLB1 hom FT LIPID METABOLISM|PLASMA MEMBRANE 0.00191741765252695 0.911587298569697 2115 Phospholipase B (lysophospholipase) involved in lipid metabolism, required for deacylation of phosphatidylcholine and phosphatidylethanolamine but not phosphatidylinositol glycerophospholipid metabolic process lysophospholipase activity periplasmic space|plasma membrane YMR262W_p YMR262W hom 0.001912203594412 0.91182673835659 2116 Protein of unknown function; interacts weakly with Knr4p; YMR262W is not an essential gene biological_process molecular_function cellular_component YKR083C DAD2 het FT CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|CYTOSKELETON|KINETOCHORE 0.0019026264778443 0.912279588200611 2117 Essential subunit of the Dam1 complex (aka DASH complex), couples kinetochores to the force produced by MT depolymerization thereby aiding in chromosome segregation; is transferred to the kinetochore prior to mitosis mitotic spindle organization in nucleus|regulation of microtubule polymerization or depolymerization microtubule binding|structural constituent of cytoskeleton DASH complex|condensed nuclear chromosome kinetochore|mitotic spindle YCL040W GLK1 hom FT CARBOHYDRATE METABOLISM|GEN. OF PRECURSOR METABOLITES AND ENERGY 0.00188021034560613 0.913399178733097 2118 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 YAL041W CDC24 het FT CELL CYCLE|SIGNALING|NUCLEUS|SITE OF POLARIZED GROWTH 0.00185038106805117 0.914666354166523 2119 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 YDL157C_p YDL157C hom FT MITOCHONDRION 0.00184971728018686 0.914696849067662 2120 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 YLR139C SLS1 hom FT TRANSLATION|OXIDATION-REDUCTION PROCESS|MITOCHONDRION ORGANIZATION|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00184619942140897 0.914858464173053 2121 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 YDR023W SES1 het FT KETONE METABOLISM|AMINO ACID METABOLISM|TRANSLATION 0.00183182172979251 0.915519030930416 2122 Cytosolic seryl-tRNA synthetase, class II aminoacyl-tRNA synthetase that aminoacylates tRNA(Ser), displays tRNA-dependent amino acid recognition which enhances discrimination of the serine substrate, interacts with peroxin Pex21p seryl-tRNA aminoacylation serine-tRNA ligase activity cytoplasm YGR055W MUP1 hom FT PLASMA MEMBRANE 0.00182612837641957 0.915955949747308 2123 High affinity methionine permease, integral membrane protein with 13 putative membrane-spanning regions; also involved in cysteine uptake cysteine transport|sulfur amino acid transport|methionine transport L-methionine secondary active transmembrane transporter activity integral to membrane|integral to plasma membrane YLR211C_p YLR211C hom 0.00182120255070668 0.916006954555692 2124 Putative protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm; YLR211C is not an essential gene; ORF contains an intron biological_process molecular_function cytoplasm YPL188W POS5 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM|RESPONSE TO OXIDATIVE STRESS|MITOCHONDRION 0.0017923346894866 0.91733351694899 2125 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 YLR346C_p YLR346C hom FT MITOCHONDRION 0.00177211861161408 0.918274786943582 2126 Putative protein of unknown function found in mitochondria; expression is regulated by transcription factors involved in pleiotropic drug resistance, Pdr1p and Yrr1p; YLR346C is not an essential gene biological_process molecular_function mitochondrion YOR301W RAX1 hom FT CELL CYCLE|SIGNALING|CELL DIVISION|SITE OF POLARIZED GROWTH|PLASMA MEMBRANE 0.00175284630949034 0.919148495060857 2127 Protein involved in bud site selection during bipolar budding; localization requires Rax2p; has similarity to members of the insulin-related peptide superfamily cellular bud site selection molecular_function integral to membrane|cellular bud neck YMR270C RRN9 het FT NUCLEUS 0.00173614943829765 0.919951758056929 2128 Protein involved in promoting high level transcription of rDNA, subunit of UAF (upstream activation factor) for RNA polymerase I transcription of nuclear large rRNA transcript from RNA polymerase I promoter TBP-class protein binding|RNA polymerase I upstream control element sequence-specific DNA binding transcription factor activity nucleolus|RNA polymerase I upstream activating factor complex YEL059C-A SOM1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|PROTEOLYSIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00172673073963607 0.920349059555143 2129 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 YLR305C STT4 het FT LIPID METABOLISM|SIGNALING|MITOCHONDRION|PLASMA MEMBRANE 0.00172253832123324 0.920541807102562 2130 Phosphatidylinositol-4-kinase that functions in the Pkc1p protein kinase pathway; required for normal vacuole morphology, cell wall integrity, and actin cytoskeleton organization phosphatidylinositol phosphorylation 1-phosphatidylinositol 4-kinase activity mitochondrion|plasma membrane YOR300W_d YOR300W hom 0.00167180325103674 0.922874731994157 2131 Dubious open reading frame, unlikely to encode a protein; overlaps with verified gene BUD7/YOR299W; mutation affects bipolar budding and bud site selection, though phenotype could be due to the mutation's effects on BUD7 Unknown Unknown Unknown YER064C VHR2 hom FT NUCLEUS 0.00166830737176733 0.923035505887659 2132 Non-essential nuclear protein; null mutation has global effects on transcription; VHR2 has a paralog, VHR1, that arose from the whole genome duplication; relative distribution to the nucleus increases upon DNA replication stress regulation of transcription, DNA-dependent molecular_function nucleus YOL054W PSH1 hom FT PROTEOLYSIS|NUCLEUS|CHROMOSOME 0.00166005521932176 0.923415031070535 2133 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 YKL205W LOS1 hom FT RNA PROCESSING|RNA LOCALIZATION|NUCLEUS|MITOCHONDRION 0.00165930011614922 0.923483902840617 2134 Nuclear pore protein involved in nuclear export of pre-tRNA and in re-export of mature tRNAs after their retrograde import from the cytoplasm tRNA re-export from nucleus|tRNA splicing, via endonucleolytic cleavage and ligation|tRNA export from nucleus tRNA binding|Ran GTPase binding mitochondrion|integral to membrane|nuclear matrix|cytoplasm YLR312W-A MRPL15 hom FT RNA PROCESSING|TRANSLATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION|RIBOSOME 0.0016462930646525 0.924081883491672 2135 Mitochondrial ribosomal protein of the large subunit mitochondrial translation structural constituent of ribosome mitochondrion|mitochondrial large ribosomal subunit YER167W BCK2 hom FT CELL CYCLE|NUCLEUS 0.00162580114275306 0.925001749063347 2136 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 YNL054W VAC7 hom FT LIPID METABOLISM 0.0016057953874005 0.925910927951385 2137 Integral vacuolar membrane protein involved in vacuole inheritance and morphology; activates Fab1p kinase activity under basal conditions and also after hyperosmotic shock positive regulation of phosphatidylinositol biosynthetic process|positive regulation of kinase activity molecular_function fungal-type vacuole membrane|integral to membrane|PAS complex|vacuolar membrane|cytoplasm YCR084C TUP1 hom FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|LIPID METABOLISM|CHROMATIN ORGANIZATION|RESPONSE TO DNA DAMAGE|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00159957596569798 0.92619706203433 2138 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 YGR032W GSC2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|PLASMA MEMBRANE|CYTOSKELETON 0.00159336914346274 0.926482625972353 2139 Catalytic subunit of 1,3-beta-glucan synthase, involved in formation of the inner layer of the spore wall; activity positively regulated by Rho1p and negatively by Smk1p; has similarity to an alternate catalytic subunit, Fks1p (Gsc1p) ascospore wall assembly|(1->3)-beta-D-glucan biosynthetic process 1,3-beta-D-glucan synthase activity 1,3-beta-D-glucan synthase complex|integral to membrane|actin cap|prospore membrane YCR024C-A PMP1 hom FT ION HOMEOSTASIS|ION HOMEOSTASIS|PLASMA MEMBRANE 0.00159102942521038 0.926590274362211 2140 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 YPL125W KAP120 hom FT PROTEIN LOCALIZATION|ENDOMEMBRANE SYSTEM|NUCLEUS|NUCLEAR PORE 0.00156503575954814 0.927786310092259 2141 Karyopherin responsible for the nuclear import of ribosome maturation factor Rfp1p protein import into nucleus|transcription factor import into nucleus protein transporter activity|structural constituent of nuclear pore integral to membrane|nucleus|nuclear pore|cytoplasm YAL068C PAU8 hom FT TRANSCRIPTION FROM RNA POL II 0.00155934917286518 0.928058686052912 2142 Protein of unknown function, member of the seripauperin multigene family encoded mainly in subtelomeric regions ascospore formation|positive regulation of transcription from RNA polymerase II promoter molecular_function cellular_component YDL160C-A MHF2 hom FT RESPONSE TO DNA DAMAGE 0.00155746560316503 0.928134663337367 2143 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 YMR068W AVO2 hom FT SIGNALING|CELL WALL ORG/BIOGENESIS|CYTOSKELETON ORGANIZATION|PLASMA MEMBRANE 0.00152595619771708 0.929584767815912 2144 Component of a complex containing the Tor2p kinase and other proteins, which may have a role in regulation of cell growth fungal-type cell wall organization|TOR signaling cascade|regulation of cell growth|establishment or maintenance of actin cytoskeleton polarity molecular_function TORC2 complex|cytoplasm YLR290C_p YLR290C hom FT MITOCHONDRION 0.00150417551377438 0.930587280586977 2145 Putative protein of unknown function; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies; YLR290C is not an essential gene biological_process molecular_function mitochondrion YGL067W NPY1 hom FT NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00149973471140068 0.930791693659502 2146 NADH diphosphatase (pyrophosphatase), hydrolyzes the pyrophosphate linkage in NADH and related nucleotides; localizes to peroxisomes; nudix hydrolase family member NADH metabolic process NAD+ diphosphatase activity peroxisome|cytoplasm YDL110C TMA17 hom FT NUCLEUS 0.00149247248175514 0.93119773047416 2147 Protein of unknown function that associates with ribosomes; heterozygous deletion demonstrated increases in chromosome instability in a rad9 deletion background; protein abundance is decreased upon intracellular iron depletion biological_process molecular_function ribosome|nucleus|cytoplasm YDL010W GRX6 hom FT RESPONSE TO OXIDATIVE STRESS|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00149081843284417 0.931202129628934 2148 Cis-golgi localized monothiol glutaredoxin, binds Fe-S cluster; more similar in activity to dithiol than other monothiol glutaredoxins; involved in the oxidative stress response; GRX6 has a paralog, GRX7, that arose from the whole genome duplication cellular response to oxidative stress glutathione-disulfide reductase activity|iron ion binding|protein homodimerization activity|2 iron, 2 sulfur cluster binding integral to membrane|Golgi apparatus|Golgi lumen|endoplasmic reticulum membrane|fungal-type vacuole|cis-Golgi network YKL050C YKL050C hom 0.00147362407774596 0.931993675265044 2149 Protein of unknown function; the YKL050W protein is a target of the SCFCdc4 ubiquitin ligase complex and YKL050W transcription is regulated by Azf1p biological_process molecular_function cellular_component YDR456W NHX1 hom FF|FT ION HOMEOSTASIS|ION HOMEOSTASIS|GOLGI APPARATUS 0.0014697128881766 0.932173737086711 2150 Na+/H+ and K+/H+ exchanger, required for intracellular sequestration of Na+ and K+; located in the vacuole and late endosome compartments; required for osmotolerance to acute hypertonic shock and for vacuolar fusion sodium ion transmembrane transport|potassium ion transmembrane transport|cellular monovalent inorganic cation homeostasis|vacuolar acidification sodium:hydrogen antiporter activity|potassium:hydrogen antiporter activity trans-Golgi network|late endosome|fungal-type vacuole membrane|integral to membrane|early endosome YOL123W HRP1 het FT RNA PROCESSING|NUCLEUS 0.00146510898074128 0.932385694428632 2151 Subunit of cleavage factor I, a five-subunit complex required for the cleavage and polyadenylation of pre-mRNA 3' ends; RRM-containing heteronuclear RNA binding protein and hnRNPA/B family member that binds to poly (A) signal sequences mRNA cleavage|mRNA polyadenylation mRNA binding|RNA binding mRNA cleavage factor complex|nucleus|cytoplasmic stress granule|cytoplasm YEL040W UTR2 hom FT CELL WALL ORG/BIOGENESIS|CARBOHYDRATE METABOLISM|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.00146345745747355 0.932471775864192 2152 Chitin transglycosylase that functions in the transfer of chitin to beta(1-6) and beta(1-3) glucans in the cell wall; similar to and functionally redundant with Crh1; glycosylphosphatidylinositol (GPI)-anchored protein localized to bud neck cell wall chitin metabolic process|fungal-type cell wall organization transferase activity, transferring glycosyl groups cellular bud neck septin ring|fungal-type cell wall YML077W BET5 het FT VESICLE-MEDIATED TRANSPORT|ENDOPLASMIC RETICULUM|GOLGI APPARATUS 0.00146221000330175 0.932519161681398 2153 Component of the TRAPP (transport protein particle) complex, which plays an essential role in the vesicular transport from endoplasmic reticulum to Golgi ER to Golgi vesicle-mediated transport Rab guanyl-nucleotide exchange factor activity TRAPP complex YNL254C RTC4 hom FT NUCLEUS 0.00145282355017285 0.932951321572801 2154 Protein of unknown function; null mutation suppresses cdc13-1 temperature sensitivity; (GFP)-fusion protein localizes to both the cytoplasm and the nucleus biological_process molecular_function nucleus|cytoplasm YNL305C BXI1 hom FT SIGNALING|ENDOPLASMIC RETICULUM|MITOCHONDRION 0.00144018567675774 0.933533210664484 2155 Protein involved in apoptosis; variously described as containing a BCL-2 homology (BH3) domain or as a member of the BAX inhibitor family; reported to promote apoptosis under some conditions and to inhibit it in others; localizes to ER and vacuole; may link the unfolded protein response to apoptosis via regulation of calcium-mediated signaling; translocates to mitochondria under apoptosis-inducing conditions in a process involving Mir1p and Cor1p endoplasmic reticulum unfolded protein response|apoptotic process|calcium-mediated signaling molecular_function mitochondrion|integral to membrane|endoplasmic reticulum|fungal-type vacuole YOR282W_d YOR282W het 0.00141470031523805 0.934803954168632 2156 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 YGR177C ATF2 hom FT LIPID METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.00141333566840958 0.934827840839171 2157 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 YML022W APT1 hom FT NUCLEOTIDE METABOLISM|NUCLEUS 0.00140924185436988 0.934958114866029 2158 Adenine phosphoribosyltransferase; catalyzes the formation of AMP from adenine and 5-phosphoribosylpyrophosphate; involved in the salvage pathway of purine nucleotide biosynthesis; APT1 has a paralog, APT2, that arose from the whole genome duplication AMP biosynthetic process|adenine salvage adenine phosphoribosyltransferase activity nucleus|cytoplasm YBL005W PDR3 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS 0.00140322623297442 0.935235147121143 2159 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 YMR006C PLB2 hom FT LIPID METABOLISM 0.00138136066535088 0.936242169143604 2160 Phospholipase B (lysophospholipase) involved in phospholipid metabolism; displays transacylase activity in vitro; overproduction confers resistance to lysophosphatidylcholine glycerophospholipid metabolic process lysophospholipase activity extracellular region|fungal-type cell wall YOR200W_d YOR200W hom 0.00138086998928222 0.936264768479823 2161 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 YGL118C_d YGL118C hom 0.00138068493504933 0.936273291637229 2162 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YHL006C SHU1 hom FT RESPONSE TO DNA DAMAGE|NUCLEUS 0.00137926250060458 0.936338805824973 2163 Component of the Shu complex, which promotes error-free DNA repair; Shu complex mediates inhibition of Srs2p function recombinational repair|maintenance of rDNA molecular_function nucleolus|Shu complex YNR017W TIM23 het FT PROTEIN LOCALIZATION|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00137421609887598 0.936580673271556 2164 Essential component of the Translocase of the Inner Mitochondrial membrane (TIM23 complex); involved in protein import into mitochondrial matrix and inner membrane; with Tim17p, contributes to architecture and function of the import channel protein import into mitochondrial matrix mitochondrion targeting sequence binding|protein channel activity mitochondrion|integral to membrane|mitochondrial inner membrane presequence translocase complex YGL181W GTS1 hom FT VESICLE-MEDIATED TRANSPORT|TRANSCRIPTION FROM RNA POL II|LIPID METABOLISM|MEMBRANE ORGANIZATION|SIGNALING|NUCLEOTIDE METABOLISM|NUCLEUS|CYTOSKELETON 0.0013688503095683 0.936818381430356 2165 Protein involved in Arf3p regulation and in transcription regulation; localizes to the nucleus and to endocytic patches; contains an N-terminal Zn-finger and ArfGAP homology domain, a C-terminal glutamine-rich region, and a UBA (ubiquitin associated) domain; gts1 mutations affect budding, cell size, heat tolerance, sporulation, life span, ultradian rhythms, endocytosis; expression oscillates in a pattern similar to metabolic oscillations endocytosis|ultradian rhythm|regulation of transcription from RNA polymerase II promoter|negative regulation of phosphatidylinositol biosynthetic process|positive regulation of transcription from RNA polymerase II promoter ARF GTPase activator activity|repressing transcription factor binding|transcription factor binding transcription factor activity nucleus|cytoplasm|actin cortical patch YJL152W_d YJL152W hom 0.00136799453327141 0.936857798693108 2166 Dubious ORF unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YDR518W EUG1 hom FT ENDOPLASMIC RETICULUM 0.00136401567281449 0.93704106799587 2167 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 YMR251W-A HOR7 hom FT ENDOPLASMIC RETICULUM|PLASMA MEMBRANE 0.00131241828963896 0.939445032622867 2168 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 YLL063C AYT1 hom 0.00130751894034139 0.939643705137736 2169 Acetyltransferase; catalyzes trichothecene 3-O-acetylation, suggesting a possible role in trichothecene biosynthesis secondary metabolic process trichothecene 3-O-acetyltransferase activity cellular_component YCR095W-A_p YCR095W-A hom 0.00129408350854225 0.940262731587835 2170 Putative protein of unknown function biological_process molecular_function cellular_component YAR007C RFA1 het FT PROTEIN LOCALIZATION|CELL CYCLE|RESPONSE TO DNA DAMAGE|NUCLEUS|CHROMOSOME 0.00129149434047997 0.940444168650574 2171 Subunit of heterotrimeric Replication Protein A (RPA), which is a highly conserved single-stranded DNA binding protein involved in DNA replication, repair, and recombination establishment of protein localization|telomere maintenance via telomerase|telomere maintenance via recombination|nucleotide-excision repair|DNA repair|mitotic recombination|heteroduplex formation|DNA unwinding involved in replication|reciprocal meiotic recombination|DNA replication|double-strand break repair via homologous recombination|protein ubiquitination double-stranded DNA binding|single-stranded DNA binding|sequence-specific DNA binding condensed nuclear chromosome|chromosome, telomeric region|DNA replication factor A complex|cytoplasm YIL046W MET30 het FT TRANSCRIPTION FROM RNA POL II|KETONE METABOLISM|CELL CYCLE|AMINO ACID METABOLISM|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.00128773248774968 0.940564209538955 2172 F-box protein containing five copies of the WD40 motif, controls cell cycle function, sulfur metabolism, and methionine biosynthesis as part of the ubiquitin ligase complex; interacts with and regulates Met4p, localizes within the nucleus response to cadmium ion|SCF-dependent proteasomal ubiquitin-dependent protein catabolic process|regulation of DNA-dependent DNA replication initiation|M phase of mitotic cell cycle|response to arsenic-containing substance|G1/S transition of mitotic cell cycle|protein polyubiquitination|regulation of transcription involved in G1 phase of mitotic cell cycle|protein ubiquitination ubiquitin binding nuclear SCF ubiquitin ligase complex|SCF ubiquitin ligase complex|nucleus YJR078W BNA2 hom FT OXIDATION-REDUCTION PROCESS|NUCLEOTIDE METABOLISM|COFACTOR METABOLISM 0.00128474451812872 0.940693039153314 2173 Putative tryptophan 2,3-dioxygenase or indoleamine 2,3-dioxygenase, required for de novo biosynthesis of NAD from tryptophan via kynurenine; interacts genetically with telomere capping gene CDC13; regulated by Hst1p and Aftp de novo NAD biosynthetic process from tryptophan tryptophan 2,3-dioxygenase activity|indoleamine 2,3-dioxygenase activity cytoplasm YNL213C RRG9 hom FT MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.00128254458628829 0.940794406735544 2174 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 YGR162W TIF4631 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RIBOSOME BIOGENESIS|TRANSLATION|MITOCHONDRION|RIBOSOME 0.00126143482049577 0.94176714260608 2175 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 YPL068C_p YPL068C hom FT NUCLEUS 0.00124194208882663 0.942665442848053 2176 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the nucleus and is induced in response to the DNA-damaging agent MMS biological_process molecular_function nucleus YIL100W_d YIL100W hom 0.00123724931851384 0.942881714730527 2177 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 YDL039C PRM7 hom 0.0012317334383308 0.943135925987198 2178 Pheromone-regulated protein, predicted to have one transmembrane segment; promoter contains Gcn4p binding elements conjugation with cellular fusion molecular_function integral to membrane YGL218W_d YGL218W hom 0.00120326917975768 0.944489216374542 2179 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 YGR179C OKP1 het FT PROTEIN LOCALIZATION|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|CHROMOSOME SEGREGATION|NUCLEUS|CHROMOSOME|KINETOCHORE 0.00117990763979786 0.945524709112688 2180 Outer kinetochore protein required for accurate chromosome segregation; component of COMA (Ctf19p, Okp1p, Mcm21p, Ame1p) a kinetochore sub-complex which functions as a platform for kinetochore assembly; orthologous to human centromere constitutive-associated network (CCAN) subunit CENP-Q and fission yeast fta7 attachment of spindle microtubules to kinetochore|chromosome segregation molecular_function COMA complex|condensed nuclear chromosome kinetochore YJR059W PTK2 hom FF|FT CELL CYCLE|ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS|NUCLEUS|PLASMA MEMBRANE 0.00116606348208509 0.9461629053832 2181 Putative serine/threonine protein kinase involved in regulation of ion transport across plasma membrane; enhances spermine uptake protein phosphorylation|cellular ion homeostasis|polyamine transport|G1/S transition of mitotic cell cycle|regulation of cell size protein kinase activity nucleus|plasma membrane|cytoplasm YBL062W_d YBL062W hom 0.00116166550897282 0.946365653028257 2182 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YPR151C SUE1 hom FT PROTEOLYSIS|MITOCHONDRION 0.00115288092635584 0.946770634834252 2183 Mitochondrial protein required for degradation of unstable forms of cytochrome c protein catabolic process molecular_function mitochondrial envelope YOR267C HRK1 hom FT ION HOMEOSTASIS|PROTEIN PHOSPHORYLATION|ION HOMEOSTASIS 0.00114708183056947 0.947037988973243 2184 Protein kinase; implicated in activation of the plasma membrane H(+)-ATPase Pma1p in response to glucose metabolism; plays a role in ion homeostasis; protein abundance increases in response to DNA replication stress protein phosphorylation|cellular ion homeostasis protein serine/threonine kinase activity|protein kinase activity cytoplasm YLR405W DUS4 hom FT RNA PROCESSING|OXIDATION-REDUCTION PROCESS 0.00114388590455228 0.947216794049861 2185 Dihydrouridine synthase, member of a widespread family of conserved proteins including Smm1p, Dus1p, and Dus3p tRNA modification tRNA dihydrouridine synthase activity cellular_component YGR008C STF2 hom FT MITOCHONDRION 0.00113502125325506 0.947617445942416 2186 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 YBR176W ECM31 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|COFACTOR METABOLISM|MITOCHONDRION 0.0011291781357057 0.947863435639621 2187 Ketopantoate hydroxymethyltransferase, required for pantothenic acid biosynthesis, converts 2-oxoisovalerate into 2-dehydropantoate pantothenate biosynthetic process 3-methyl-2-oxobutanoate hydroxymethyltransferase activity mitochondrion YDR169C STB3 hom FT TRANSCRIPTION FROM RNA POL II|RESPONSE TO NUTRIENT LEVELS|NUCLEUS 0.00110119420571265 0.949153741468744 2188 Ribosomal RNA processing element (RRPE)-binding protein; involved in the glucose-induced transition from quiescence to growth; restricted to nucleus in quiescent cells, released into cytoplasm after glucose repletion; binds Sin3p; relative distribution to the nucleus increases upon DNA replication stress positive regulation of transcription from RNA polymerase II promoter by glucose sequence-specific DNA binding nucleus|cytoplasm YCR028C FEN2 hom FT VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|PLASMA MEMBRANE 0.00107285345445614 0.950460635737099 2189 Plasma membrane H+-pantothenate symporter; confers sensitivity to the antifungal agent fenpropimorph; relocalizes from vacuole to cytoplasm upon DNA replication stress pantothenate transmembrane transport|endocytosis pantothenate transmembrane transporter activity integral to membrane|plasma membrane YKR060W UTP30 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|TRANSLATION|NUCLEUS 0.00105432161969009 0.951315277731353 2190 Putative subunit of U3-containing 90S preribosome complex; complex is involved in production of 18S rRNA and assembly of small ribosomal subunit ribosomal small subunit biogenesis molecular_function nucleolus|nucleus|90S preribosome YOR298C-A MBF1 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.00104875440063017 0.95157924714305 2191 Transcriptional coactivator; bridges the DNA-binding region of Gcn4p and TATA-binding protein Spt15p; suppressor of frameshift mutations; protein abundance increases in response to DNA replication stress positive regulation of transcription from RNA polymerase II promoter transcription coactivator activity mitochondrion|nucleus YLR026C SED5 het FT PROTEIN LOCALIZATION|VESICLE-MEDIATED TRANSPORT|MEMBRANE ORGANIZATION|ENDOMEMBRANE SYSTEM|GOLGI APPARATUS 0.0010372212601483 0.952111086490129 2192 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 YOL089C HAL9 hom FT TRANSCRIPTION FROM RNA POL II|NUCLEUS|MITOCHONDRION 0.00103517719998528 0.952198229384705 2193 Putative transcription factor containing a zinc finger; overexpression increases salt tolerance through increased expression of the ENA1 (Na+/Li+ extrusion pump) gene while gene disruption decreases both salt tolerance and ENA1 expression; HAL9 has a paralog, TBS1, that arose from the whole genome duplication response to salt stress|positive regulation of transcription from RNA polymerase II promoter sequence-specific DNA binding mitochondrion|nucleus YPR039W_d YPR039W hom 0.00101879463970227 0.95295384910694 2194 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; partially overlaps the verified non essential genes ERV2/YPR037C and TIP41/YPR040W Unknown Unknown Unknown YKL166C TPK3 hom FT SIGNALING|MITOCHONDRION ORGANIZATION|PROTEIN PHOSPHORYLATION|NUCLEUS 0.000999354143937536 0.953905583873412 2195 cAMP-dependent protein kinase catalytic subunit; promotes vegetative growth in response to nutrients via the Ras-cAMP signaling pathway; partially redundant with Tpk1p and Tpk2p; localizes to P-bodies during stationary phase; TPK3 has a paralog, TPK1, that arose from the whole genome duplication protein phosphorylation|mitochondrion organization|Ras protein signal transduction cAMP-dependent protein kinase activity|protein kinase activity cAMP-dependent protein kinase complex|nucleus|cytoplasm YOL111C MDY2 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|NUCLEUS 0.000995467302974289 0.954029858466129 2196 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 YCL022C_d YCL022C hom 0.000972429472344442 0.955092596124115 2197 Dubious open reading frame unlikely to encode a protein, based on available experimental and comparative sequence data; completely overlaps verified gene KCC4/YCL024W Unknown Unknown Unknown YML083C YML083C hom 0.000968145063537358 0.955290245230658 2198 Protein of unknown function; transcriptionally regulated by Upc2p via an upstream sterol response element; strong increase in transcript abundance during anaerobic growth compared to aerobic growth; cells deleted for YML083C do not exhibit growth defects in anerobic or anaerobic conditions biological_process molecular_function cellular_component YOR373W NUD1 het FT CELL CYCLE|CELL DIVISION|CHROMOSOME SEGREGATION|ENDOMEMBRANE SYSTEM|NUCLEUS|CYTOSKELETON 0.000966506309848983 0.955365845233545 2199 Component of the spindle pole body outer plaque; acts through the mitotic exit network to specify asymmetric spindle pole body inheritance meiotic chromosome segregation|spindle pole body separation|exit from mitosis|establishment of spindle localization structural constituent of cytoskeleton spindle pole body YGR292W MAL12 hom FT CARBOHYDRATE METABOLISM 0.000909988258693232 0.958004725171054 2200 Maltase (alpha-D-glucosidase), inducible protein involved in maltose catabolism; encoded in the MAL1 complex locus; hydrolyzes the disaccharides maltose, turanose, maltotriose, and sucrose sucrose catabolic process|maltose catabolic process sucrose alpha-glucosidase activity|maltose alpha-glucosidase activity plasma membrane YPR026W ATH1 hom FT CARBOHYDRATE METABOLISM 0.000894784272665659 0.958674954511998 2201 Acid trehalase required for utilization of extracellular trehalose trehalose catabolic process|response to stress alpha,alpha-trehalase activity fungal-type cell wall|cell wall-bounded periplasmic space|fungal-type vacuole YNL226W_d YNL226W hom 0.000889118392165114 0.958936397828966 2202 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 YLR373C VID22 hom FT PROTEIN LOCALIZATION|NUCLEUS|PLASMA MEMBRANE 0.000885108543340329 0.959121428787915 2203 Glycosylated integral membrane protein localized to the plasma membrane; plays a role in fructose-1,6-bisphosphatase (FBPase) degradation; involved in FBPase transport from the cytosol to Vid (vacuole import and degradation) vesicles vacuolar protein catabolic process molecular_function integral to plasma membrane YLR106C MDN1 het FT PROTEIN COMPLEX ORG/BIOGENESIS|RNA PROCESSING|RIBOSOME BIOGENESIS|NUCLEOTIDE METABOLISM|NUCLEUS|MITOCHONDRION 0.00088338653995569 0.959200889800801 2204 Huge dynein-related AAA-type ATPase (midasin), forms extended pre-60S particle with the Rix1 complex (Rix1p-Ipi1p-Ipi3p); acts in removal of ribosomal biogenesis factors at successive steps of pre-60S assembly and export from nucleus ribosomal large subunit assembly|rRNA processing ATPase activity nucleoplasm|mitochondrion|nucleus YGR136W LSB1 hom FT NUCLEUS 0.000853999577690793 0.960574630949025 2205 Protein containing an N-terminal SH3 domain; binds Las17p, which is a homolog of human Wiskott-Aldrich Syndrome protein involved in actin patch assembly and actin polymerization; protein increases in abundance and forms nuclear foci in response to DNA replication stress biological_process molecular_function nucleus|cytoplasm YLR444C_d YLR444C hom 0.000851719032531797 0.96066224303116 2206 Dubious open reading frame unlikely to encode a functional protein, based on available experimental and comparative sequence data Unknown Unknown Unknown YGL125W MET13 hom FT KETONE METABOLISM|AMINO ACID METABOLISM|OXIDATION-REDUCTION PROCESS|MITOCHONDRION 0.000846517711780406 0.960902279955062 2207 Major isozyme of methylenetetrahydrofolate reductase, catalyzes the reduction of 5,10-methylenetetrahydrofolate to 5-methyltetrahydrofolate in the methionine biosynthesis pathway methionine biosynthetic process methylenetetrahydrofolate reductase (NADPH) activity mitochondrion YNR018W RCF2 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|MITOCHONDRION ORGANIZATION|MITOCHONDRION 0.000830861609577099 0.96162481823794 2208 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 YNR030W ALG12 hom FT LIPID METABOLISM|CARBOHYDRATE METABOLISM|ENDOMEMBRANE SYSTEM|ENDOPLASMIC RETICULUM 0.000825976467963459 0.961912849131927 2209 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 YBR037C SCO1 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|ION HOMEOSTASIS|ION HOMEOSTASIS|MITOCHONDRION 0.000821767250689662 0.96204454272896 2210 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 YDR104C SPO71 hom FT CELL WALL ORG/BIOGENESIS 0.000818137599936355 0.962212061967105 2211 Meiosis-specific protein of unknown function, required for spore wall formation during sporulation, in particular for the proper size of the prospore membrane (PSM); interacts with SPO1; dispensable for both nuclear divisions during meiosis; contains two PH domains ascospore wall assembly molecular_function ascospore wall YGR278W CWC22 het FT RNA PROCESSING|NUCLEUS 0.000789352558472092 0.9635406361685 2212 Spliceosome-associated protein that is required for pre-mRNA splicing; necessary for Prp2p function at the first catalytic step of splicing; has similarity to S. pombe Cwf22p; CWC22 is an essential protein mRNA splicing, via spliceosome molecular_function U2-type spliceosomal complex|U2-type catalytic step 1 spliceosome YDR487C RIB3 het FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|MITOCHONDRION 0.00078876976338525 0.963567536145683 2213 3,4-dihydroxy-2-butanone-4-phosphate synthase (DHBP synthase), required for riboflavin biosynthesis from ribulose-5-phosphate, also has an unrelated function in mitochondrial respiration riboflavin biosynthetic process|aerobic respiration 3,4-dihydroxy-2-butanone-4-phosphate synthase activity cytosol|mitochondrial intermembrane space YBR077C SLM4 hom FT PROTEIN LOCALIZATION|MEMBRANE ORGANIZATION|SIGNALING 0.000784922537611581 0.963793761952248 2214 Component of the EGO complex, which is involved in the regulation of microautophagy, and of the GSE complex, which is required for proper sorting of amino acid permease Gap1p; gene exhibits synthetic genetic interaction with MSS4 signal transduction|microautophagy phosphatidylinositol-3,4-bisphosphate binding fungal-type vacuole membrane|EGO complex|late endosome membrane|cytoplasm YJR052W RAD7 hom FT RESPONSE TO DNA DAMAGE|PROTEOLYSIS|NUCLEUS|UBIQUITIN LIGASE COMPLEX 0.000759716297337073 0.964934757292332 2215 Protein that recognizes and binds damaged DNA in an ATP-dependent manner (with Rad16p) during nucleotide excision repair; subunit of Nucleotide Excision Repair Factor 4 (NEF4) and the Elongin-Cullin-Socs (ECS) ligase complex nucleotide-excision repair, DNA damage recognition|protein ubiquitination involved in ubiquitin-dependent protein catabolic process damaged DNA binding|ubiquitin-protein ligase activity|DNA-dependent ATPase activity nucleotide-excision repair factor 4 complex|Cul3-RING ubiquitin ligase complex YBL099W ATP1 hom FT ION HOMEOSTASIS|NUCLEOTIDE METABOLISM|ION HOMEOSTASIS|MITOCHONDRION 0.000743444561145998 0.965664845921683 2216 Alpha subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated ATP synthesis coupled proton transport hydrogen ion transporting ATP synthase activity, rotational mechanism|ATPase activity|proton-transporting ATPase activity, rotational mechanism mitochondrial nucleoid|proton-transporting ATP synthase complex, catalytic core F(1)|mitochondrion|integral to membrane|mitochondrial proton-transporting ATP synthase, catalytic core YKR008W RSC4 het FT TRANSCRIPTION FROM RNA POL II|CELL CYCLE|CHROMATIN ORGANIZATION|NUCLEUS|RSC COMPLEX 0.000742640100142968 0.965696864400323 2217 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 YCL035C GRX1 hom FT OXIDATION-REDUCTION PROCESS|GEN. OF PRECURSOR METABOLITES AND ENERGY|RESPONSE TO OXIDATIVE STRESS|NUCLEUS 0.000739083954828026 0.965861025103115 2218 Glutathione-dependent disulfide oxidoreductase; hydroperoxide and superoxide-radical responsive, heat-stable, with active site cysteine pair; protects cells from oxidative damage; GRX1 has a paralog, GRX2, that arose from the whole genome duplication; protein abundance increases in response to DNA replication stress protein glutathionylation|cellular response to oxidative stress disulfide oxidoreductase activity|glutathione transferase activity|glutathione peroxidase activity nucleus|cytoplasm YNL166C BNI5 hom FT PROTEIN COMPLEX ORG/BIOGENESIS|CELL CYCLE|CELL DIVISION|CYTOSKELETON ORGANIZATION|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.0007325326700015 0.966224010371266 2219 Protein involved in organization of septins at the mother-bud neck, may interact directly with the Cdc11p septin, localizes to bud neck in a septin-dependent manner septin ring assembly|cytokinesis molecular_function cellular bud neck septin ring|cellular bud neck YOR205C GEP3 hom FT MITOCHONDRION 0.000724054083043433 0.966559842114798 2220 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 YDL011C_d YDL011C hom 0.000716588572126625 0.966943923681471 2221 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 YKL164C PIR1 hom FT PROTEIN LOCALIZATION|CELL WALL ORG/BIOGENESIS 0.000698912625580306 0.967715534513615 2222 O-glycosylated protein required for cell wall stability; attached to the cell wall via beta-1,3-glucan; mediates mitochondrial translocation of Apn1p; expression regulated by the cell integrity pathway and by Swi5p during the cell cycle; PIR1 has a paralog, YJL160C, that arose from the whole genome duplication intracellular protein transport|fungal-type cell wall organization structural constituent of cell wall fungal-type cell wall YHR041C SRB2 hom FT TRANSCRIPTION FROM RNA POL II|RIBOSOME BIOGENESIS|RESPONSE TO NUTRIENT LEVELS|NUCLEUS|RNA POL II, HOLOENZYME 0.000694518087311338 0.96791841914398 2223 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 YER071C_p TDA2 hom FT SITE OF POLARIZED GROWTH 0.000687172342125943 0.968300158869803 2224 Protein of unknown function; green fluorescent protein (GFP)-fusion protein localizes to the cytoplasm in a punctate pattern; null mutant is sensitive to expression of the top1-T722A allele biological_process molecular_function mating projection tip|cytoplasm YNL220W ADE12 hom FT NUCLEOTIDE METABOLISM 0.000686650454653008 0.968281652865393 2225 Adenylosuccinate synthase, catalyzes the first step in synthesis of adenosine monophosphate from inosine 5'monophosphate during purine nucleotide biosynthesis; exhibits binding to single-stranded autonomously replicating (ARS) core sequence purine nucleotide biosynthetic process DNA replication origin binding|adenylosuccinate synthase activity cytoplasm YBR260C RGD1 hom FT SIGNALING|SITE OF POLARIZED GROWTH|CYTOSKELETON 0.000673973910967198 0.968866918719709 2226 GTPase-activating protein (RhoGAP) for Rho3p and Rho4p, possibly involved in control of actin cytoskeleton organization response to acid|osmosensory signaling pathway Rho GTPase activator activity|phosphatidylinositol-4,5-bisphosphate binding|phosphatidylinositol-3,5-bisphosphate binding|phosphatidylinositol-3-phosphate binding|phosphatidylinositol-4-phosphate binding|phosphatidy