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2AAK

UBIQUITIN CONJUGATING ENZYME FROM ARABIDOPSIS THALIANA

Replaces:  1AAK
Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000209biological_processprotein polyubiquitination
A0004842molecular_functionubiquitin-protein transferase activity
A0005524molecular_functionATP binding
A0005634cellular_componentnucleus
A0005829cellular_componentcytosol
A0006281biological_processDNA repair
A0006338biological_processchromatin remodeling
A0006511biological_processubiquitin-dependent protein catabolic process
A0010228biological_processvegetative to reproductive phase transition of meristem
A0016567biological_processprotein ubiquitination
A0016740molecular_functiontransferase activity
A0043161biological_processproteasome-mediated ubiquitin-dependent protein catabolic process
A0061631molecular_functionubiquitin conjugating enzyme activity
A0140936molecular_functionhistone H2B deubiquitinase activity
Functional Information from PDB Data
site_idC88
Number of Residues1
DetailsCYS 88 BINDS A UBIQUITIN MOLECULE THROUGH A THIOLESTER BOND WITH THE C TERMINUS OF UBIQUITIN.
ChainResidue
ACYS88

Functional Information from PROSITE/UniProt
site_idPS00183
Number of Residues16
DetailsUBC_1 Ubiquitin-conjugating (UBC) active site signature. FHPNIyad.GsICLdiL
ChainResidueDetails
APHE77-LEU92

site_idPS00678
Number of Residues15
DetailsWD_REPEATS_1 Trp-Asp (WD) repeats signature. ISGApqDnNIMLWNA
ChainResidueDetails
AILE24-ALA38

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues146
DetailsDomain: {"description":"UBC core","evidences":[{"source":"PROSITE-ProRule","id":"PRU00388","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues14
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Glycyl thioester intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00388","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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