| Name |
Aliases |
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Description |
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| CDC48 |
YDL126C |
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ATPase in ER, nuclear membrane and cytosol with homology to mammalian p97; in a complex with Npl4p and Ufd1p participates in retrotranslocation of ubiquitinated proteins from the ER into the cytosol for degradation by the proteasome|Cdc48p; protein coding
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| UFD1 |
YGR048W |
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Protein that interacts with Cdc48p and Npl4p, involved in recognition of polyubiquitinated proteins and their presentation to the 26S proteasome for degradation; involved in transporting proteins from the ER to the cytosol|Ufd1p; protein coding
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| UFD2 |
YDL190C |
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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|Ufd2p; protein coding
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| SPT23 |
YKL020C |
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ER membrane protein involved in regulation of OLE1 transcription, acts with homolog Mga2p; inactive ER form dimerizes and one subunit is then activated by ubiquitin/proteasome-dependent processing followed by nuclear targeting|Spt23p; protein coding
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| DOA1 |
UFD3ZZZ4YKL213C |
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Doa1p|WD repeat protein required for ubiquitin-mediated protein degradation, forms complex with Cdc48p, plays a role in controlling cellular ubiquitin concentration; also promotes efficient NHEJ in postdiauxic/stationary phase; protein coding
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| OTU1 |
YFL044C |
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Deubiquitylation enzyme that binds to the chaperone-ATPase Cdc48p; may contribute to regulation of protein degradation by deubiquitylating substrates that have been ubiquitylated by Ufd2p; member of the Ovarian Tumor (OTU) family|Otu1p; protein coding
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| SEL1 |
UBX2YML013W |
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Protein involved in ER-associated protein degradation; proposed to coordinate the assembly of proteins involved in ERAD; contains a UBX (ubiquitin regulatory X) domain and a ubiquitin-associated (UBA) domain|Ubx2p; protein coding
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| HRD1 |
DER3YOL013C |
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Hrd1p|Ubiquitin-protein ligase required for endoplasmic reticulum-associated degradation (ERAD) of misfolded proteins; genetically linked to the unfolded protein response (UPR); regulated through association with Hrd3p; contains an H2 ring finger; protein coding
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| SSM4 |
DOA10KIS3YIL030C |
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Ssm4p|Ubiquitin-protein ligase of the ER/nuclear envelope, required for degradation of Alpha2p and other proteins containing a Deg1 degradation signal; ssm4 mutation suppresses mRNA instability caused by an rna14 mutation; protein coding
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| MGA2 |
YIR033W |
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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|Mga2p; protein coding
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| ESA1 |
TAS1YOR244W |
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Esa1p|Histone acetyltransferase catalytic subunit of the native multisubunit complex (NuA4) that acetylates four conserved internal lysines of histone H4 N-terminal tail; required for cell cycle progression; protein coding
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| CUE1 |
KIS4YMR264W |
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Cue1p|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; protein coding
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| QRI8 |
UBC7YMR022W |
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Ubc7p|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; protein coding
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| YGL059W |
YGL059W |
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Protein kinase; the authentic, non-tagged protein is detected in highly purified mitochondria in high-throughput studies|Ygl059wp; protein coding
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| DER1 |
YBR201W |
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Der1p|Endoplasmic reticulum membrane protein, required for ER-associated protein degradation of misfolded or unassembled proteins; N- and C- termini protrude into the cytoplasm, has similarity to Dfm1p; protein coding
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| KSP1 |
YHR082C |
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Ksp1p|Nonessential putative serine/threonine protein kinase of unknown cellular role; overproduction causes allele-specific suppression of the prp20-10 mutation; protein coding
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| PDC1 |
YLR044C |
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Major of three pyruvate decarboxylase isozymes, key enzyme in alcoholic fermentation, decarboxylates pyruvate to acetaldehyde; subject to glucose-, ethanol-, and autoregulation; involved in amino acid catabolism|Pdc1p; protein coding
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| HRD3 |
YLR207W |
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Hrd3p|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; protein coding
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| NPL4 |
HRD4YBR170C |
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Endoplasmic reticulum and nuclear membrane protein, forms a complex with Cdc48p and Ufd1p that recognizes ubiquitinated proteins in the endoplasmic reticulum and delivers them to the proteasome for degradation|Npl4p; protein coding
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| YNL155W |
YNL155W |
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Putative protein of unknown function, contains DHHC domain, also predicted to have thiol-disulfide oxidoreductase active site|Ynl155wp; protein coding
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| SBA1 |
YKL117W |
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Co-chaperone that binds to and regulates Hsp90 family chaperones; important for pp60v-src activity in yeast; homologous to the mammalian p23 proteins and like p23 can regulate telomerase activity|Sba1p; protein coding
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| IFH1 |
YLR223C |
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Essential protein with a highly acidic N-terminal domain; IFH1 exhibits genetic interactions with FHL1, overexpression interferes with silencing at telomeres and HM loci; potential Cdc28p substrate|Ifh1p; protein coding
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| UBP3 |
YER151C |
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Ubiquitin-specific protease that interacts with Bre5p to co-regulate anterograde and retrograde transport between endoplasmic reticulum and Golgi compartments; inhibitor of gene silencing; cleaves ubiquitin fusions but not polyubiquitin|Ubp3p; protein coding
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| PRP6 |
RNA6TSM7269YBR055C |
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Prp6p|Splicing factor, component of the U4/U6-U5 snRNP complex; protein coding
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| ARR4 |
GET3YDL100C |
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ATPase, subunit of the GET complex; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion; involved in resistance to heat and metal stress|Get3p; protein coding
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| DOA4 |
DOS1MUT4NPI2YDR069C |
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Doa4p|Ubiquitin isopeptidase, required for recycling ubiquitin from proteasome-bound ubiquitinated intermediates, acts at the late endosome/prevacuolar compartment to recover ubiquitin from ubiquitinated membrane proteins en route to the vacuole; protein coding
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| STO1 |
CBC1CBP80GCR3YMR125W |
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Large subunit of the nuclear mRNA cap-binding protein complex, interacts with Npl3p to carry nuclear poly(A)+ mRNA to cytoplasm; also involved in nuclear mRNA degradation and telomere maintenance; orthologous to mammalian CBP80|Sto1p; protein coding
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| DFM1 |
YDR411C |
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Dfm1p|ER localized derlin-like family member involved in ER stress and homeostasis; not involved in ERAD or substrate retrotranslocation; interacts with CDC48; contains four transmembrane domains and two SHP boxes; protein coding
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| OLE1 |
MDM2YGL055W |
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Delta(9) fatty acid desaturase, required for monounsaturated fatty acid synthesis and for normal distribution of mitochondria|Ole1p; protein coding
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| NOP1 |
LOT3YDL014W |
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Nop1p|Nucleolar protein, component of the small subunit processome complex, which is required for processing of pre-18S rRNA; has similarity to mammalian fibrillarin; protein coding
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| RPN4 |
SON1UFD5YDL020C |
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Rpn4p|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; protein coding
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| MOT2 |
NOT4SIG1YER068W |
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Component of the CCR4-NOT complex, which has multiple roles in transcription regulation, mRNA degradation, and post-transcriptional modifications; with Ubc4p, ubiquitylates subunits of the nascent polypeptide-associated complex (NAC)|Mot2p; protein coding
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| VPS27 |
DID7GRD11SSV17YNR006W |
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Endosomal protein that forms a complex with Hse1p; required for recycling Golgi proteins, forming lumenal membranes and sorting ubiquitinated proteins destined for degradation; has Ubiquitin Interaction Motifs which bind ubiquitin (Ubi4p)|Vps27p; protein coding
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| SRN2 |
SRN10VPS37YLR119W |
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Component of the ESCRT-I complex, which is involved in ubiquitin-dependent sorting of proteins into the endosome; suppressor of rna1-1 mutation; may be involved in RNA export from nucleus|Srn2p; protein coding
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