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1TTE

The Structure of a Class II ubiquitin-conjugating enzyme, Ubc1.

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000209biological_processprotein polyubiquitination
A0004842molecular_functionubiquitin-protein transferase activity
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005634cellular_componentnucleus
A0005829cellular_componentcytosol
A0006511biological_processubiquitin-dependent protein catabolic process
A0016050biological_processvesicle organization
A0016567biological_processprotein ubiquitination
A0016740molecular_functiontransferase activity
A0036503biological_processERAD pathway
A0061631molecular_functionubiquitin conjugating enzyme activity
A0070628molecular_functionproteasome binding
Functional Information from PROSITE/UniProt
site_idPS00183
Number of Residues17
DetailsUBC_1 Ubiquitin-conjugating (UBC) active site signature. YHPNIssvtGaICLdiL
ChainResidueDetails
ATYR76-LEU92

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues148
DetailsDomain: {"description":"UBC core","evidences":[{"source":"PROSITE-ProRule","id":"PRU00388","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Glycyl thioester intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00388","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"22106047","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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