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Details on Person UniProt:P0CG50 Ubc

Class:IdReferenceGeneProduct:937562
_chainChangeLogchain:1-76 added on Fri February 6 2015;chain:77-152 added on Fri February 6 2015;chain:153-228 added on Fri February 6 2015;chain:229-304 added on Fri February 6 2015;chain:305-380 added on Fri February 6 2015;chain:381-456 added on Fri February 6 2015;chain:457-532 added on Fri February 6 2015;chain:533-608 added on Fri February 6 2015;chain:609-684 added on Fri February 6 2015;chain:685-734 added on Fri February 6 2015
_displayNameUniProt:P0CG50 Ubc
_timestamp2025-08-15 21:27:24
chainchain:1-76
chain:77-152
chain:153-228
chain:229-304
chain:305-380
chain:381-456
chain:457-532
chain:533-608
chain:609-684
chain:685-734
checksumEDD9B8556FF81D5B
commentFUNCTION Exists either covalently attached to another protein, or free (unanchored). When covalently bound, it is conjugated to target proteins via an isopeptide bond either as a monomer (monoubiquitin), a polymer linked via different Lys residues of the ubiquitin (polyubiquitin chains) or a linear polymer linked via the initiator Met of the ubiquitin (linear polyubiquitin chains). Polyubiquitin chains, when attached to a target protein, have different functions depending on the Lys residue of the ubiquitin that is linked: Lys-6-linked may be involved in DNA repair; Lys-11-linked is involved in ERAD (endoplasmic reticulum-associated degradation) and in cell-cycle regulation; Lys-29-linked is involved in proteotoxic stress response and cell cycle; Lys-33-linked is involved in kinase modification; Lys-48-linked is involved in protein degradation via the proteasome; Lys-63-linked is involved in endocytosis, DNA-damage responses as well as in signaling processes leading to activation of the transcription factor NF-kappa-B. Linear polymer chains formed via attachment by the initiator Met lead to cell signaling. Ubiquitin is usually conjugated to Lys residues of target proteins, however, in rare cases, conjugation to Cys or Ser residues has been observed. When polyubiquitin is free (unanchored-polyubiquitin), it also has distinct roles, such as in activation of protein kinases, and in signaling. During ubiquitination, the acceptor ubiquitin is positioned in the active site via direct interaction with the E2 ubiquitin-conjugating enzymes such as UBE2R2 (By similarity). As a monoubiquitin, its C-terminal glycine is recognized as a C-degron by Cul2-RING (CRL2) E3 ubiquitin-protein ligase complexes (By similarity).SUBCELLULAR LOCATION Phosphorylated at Ser-65 by PINK1 during mitophagy. Phosphorylated ubiquitin specifically binds and activates parkin (PRKN), triggering mitophagy. Phosphorylation does not affect E1-mediated E2 charging of ubiquitin but affects discharging of E2 enzymes to form polyubiquitin chains. It also affects deubiquitination by deubiquitinase enzymes such as USP30.PTM Mono-ADP-ribosylated at the C-terminus by PARP9, a component of the PPAR9-DTX3L complex. ADP-ribosylation requires processing by E1 and E2 enzymes and prevents ubiquitin conjugation to substrates such as histones.MISCELLANEOUS Ubiquitin is encoded by 4 different genes. Uba52 and Rps27a genes code for a single copy of ubiquitin fused to the ribosomal proteins eL40 and eS31, respectively. UBB and UBC genes code for a polyubiquitin precursor with exact head to tail repeats, the number of repeats differ between species and strains.MISCELLANEOUS For the sake of clarity sequence features are annotated only for the first chain, and are not repeated for each of the following chains.SIMILARITY Belongs to the ubiquitin family.
created[InstanceEdit:937368] Yung, CK
descriptionrecommendedName: Polyubiquitin-C component recommendedName: Ubiquitin /component component recommendedName: Ubiquitin-related 1 /component component recommendedName: Ubiquitin-related 2 /component
geneNameUbc
identifierP0CG50
isSequenceChangedFALSE
keyword3D-structure
ADP-ribosylation
Cytoplasm
Isopeptide bond
Membrane
Mitochondrion
Mitochondrion outer membrane
Nucleus
Phosphoprotein
Reference proteome
Repeat
Ubl conjugation
modified[InstanceEdit:1042053] Yung, CK
[InstanceEdit:1220657] Yung, CK
[InstanceEdit:1300696] Yung, CK
[InstanceEdit:1301627] Yung, CK
[InstanceEdit:1551960] Weiser, JD
[InstanceEdit:1995863] Weiser, JD
[InstanceEdit:2132304] Weiser, JD
[InstanceEdit:2265580] Weiser, JD
[InstanceEdit:3445779] Weiser, JD
[InstanceEdit:5263031] Weiser, JD
[InstanceEdit:5433710] Weiser, JD
[InstanceEdit:5618415] Weiser, JD
[InstanceEdit:5634237] Weiser, JD
[InstanceEdit:5673015] Weiser, JD
[InstanceEdit:9027688] Weiser, JD
[InstanceEdit:9037114] Weiser, JD
[InstanceEdit:9637257] Weiser, JD
[InstanceEdit:9676415] Weiser, JD
[InstanceEdit:9773244] Weiser, Joel
[InstanceEdit:9852000] Weiser, Joel, 2023-11-03
[InstanceEdit:9939033] Weiser, Joel, 2025-02-21
[InstanceEdit:9963647] Weiser, Joel, 2025-08-15
nameUbc
referenceDatabase[ReferenceDatabase:2] UniProt
secondaryIdentifierUBC_MOUSE
E9QKI0
P02248
P02249
P02250
P62991
Q29120
Q62317
Q64223
Q8VCH1
Q91887
Q91888
Q9CXY4
Q9CZM0
Q9D1R5
Q9D8D9
Q9ET23
Q9ET24
Q9Z0H9
sequenceLength734
species[Species:48892] Mus musculus
(referenceEntity)[EntityWithAccessionedSequence:940359] Ubiquitin (Ubc 4) [cytosol] [Mus musculus]
[EntityWithAccessionedSequence:940360] Ubiquitin (Ubc 5) [cytosol] [Mus musculus]
[EntityWithAccessionedSequence:940362] Ubiquitin (Ubc 3) [cytosol] [Mus musculus]
[EntityWithAccessionedSequence:940368] Ubiquitin (Ubc 5) [nucleoplasm] [Mus musculus]
[EntityWithAccessionedSequence:940371] Ubiquitin (Ubc 7) [cytosol] [Mus musculus]
[EntityWithAccessionedSequence:940372] Ubiquitin related 2 (Ubc r2) [nucleoplasm] [Mus musculus]
[EntityWithAccessionedSequence:940373] Ubiquitin related 2 (Ubc r2) [cytosol] [Mus musculus]
[EntityWithAccessionedSequence:940374] Ubiquitin (Ubc 2) [nucleoplasm] [Mus musculus]
[EntityWithAccessionedSequence:940375] Ubiquitin (Ubc 8) [nucleoplasm] [Mus musculus]
[EntityWithAccessionedSequence:940376] Ubiquitin (Ubc 1) [nucleoplasm] [Mus musculus]
List all 85 refering instances
(referenceSequence)[ModifiedResidue:9932591] ubiquitinylated lysine at 428
[ModifiedResidue:9932597] ubiquitinylated lysine at 580
[ModifiedResidue:9932598] ubiquitinylated lysine at 124
[ModifiedResidue:9932612] ubiquitinylated lysine at 732
[ModifiedResidue:9932625] ubiquitinylated lysine at 504
[ModifiedResidue:9932627] ubiquitinylated lysine at 200
[ModifiedResidue:9932631] ubiquitinylated lysine at 276
[ModifiedResidue:9932637] ubiquitinylated lysine at 352
[ModifiedResidue:9932654] ubiquitinylated lysine at 656
[ModifiedResidue:9932665] ubiquitinylated lysine at 48
List all 19 refering instances
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No pathways have been reviewed or authored by UniProt:P0CG50 Ubc (937562)