Annotations: 8J1R

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00632	HECT-domain (ubiquitin-transferase) (HECT)	HECT-domain (ubiquitin-transferase)	The name HECT comes from Homologous to the E6-AP Carboxyl Terminus.	Domain
B [auth C]	PF00179	Ubiquitin-conjugating enzyme (UQ_con)	Ubiquitin-conjugating enzyme	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cystein ...	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cysteine [4, 5].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ubiquitin fusion degradation protein 4	proteasome regulatory particle binding protein-containing complex binding binding aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process organic substance catabolic process protein polyubiquitination protein ubiquitination macromolecule modification post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K29-linked ubiquitination protein polymerization protein-containing complex organization homeostatic process free ubiquitin chain polymerization cellular component organization cellular component biogenesis cellular component assembly cellular homeostasis protein-containing complex assembly cellular component organization or biogenesis ubiquitin recycling proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle nucleus membrane-enclosed lumen intracellular organelle lumen nuclear speck nuclear body nucleoplasm membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle nucleus membrane-enclosed lumen intracellular organelle lumen nuclear speck nuclear body nucleoplasm organelle lumen nuclear lumen
B [auth C]	Ubiquitin-conjugating enzyme E2 4	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ubiquitin conjugating enzyme activity aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein conjugating enzyme activity transferase activity catalytic activity ubiquitin-protein transferase activity protein binding ubiquitin binding ubiquitin-like protein binding ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding protein-containing complex binding proteasome binding protein-macromolecule adaptor activity molecular adaptor activity	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process organic substance metabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process organic substance catabolic process protein polyubiquitination protein ubiquitination macromolecule modification post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal proteasomal protein catabolic process mitochondria-associated ubiquitin-dependent protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process cellular biosynthetic process rescue of stalled ribosome organonitrogen compound biosynthetic process cellular component organization organelle disassembly organic substance biosynthetic process cellular component organization or biogenesis cellular component disassembly ribosome disassembly cellular metabolic process translation gene expression macromolecule biosynthetic process organelle organization biosynthetic process translational elongation cellular process protein K48-linked ubiquitination cellular response to stimulus response to organic substance cytoplasm protein quality control response to stimulus cellular response to misfolded protein response to misfolded protein cellular response to stress response to stress cellular response to organic substance cellular response to topologically incorrect protein cytoplasm protein quality control by the ubiquitin-proteasome system cellular response to chemical stimulus response to chemical response to topologically incorrect protein protein quality control for misfolded or incompletely synthesized proteins ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway protein monoubiquitination ribosome-associated ubiquitin-dependent protein catabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity protein-containing complex ubiquitin ligase complex catalytic complex transferase complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR016024	Armadillo-type fold	Homologous Superfamily
A	IPR000569	HECT domain	Domain
A	IPR035983	HECT, E3 ligase catalytic domain	Homologous Superfamily
A	IPR011989	Armadillo-like helical	Homologous Superfamily
A	IPR045322	E3 ubiquitin-protein ligase HECTD1/TRIP12-like	Family
B [auth C]	IPR000608	Ubiquitin-conjugating enzyme E2	Domain
B [auth C]	IPR016135	Ubiquitin-conjugating enzyme/RWD-like	Homologous Superfamily
B [auth C]	IPR023313	Ubiquitin-conjugating enzyme, active site	Active Site

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.