6QHK

PAO-linked dimer of the catalytic domain of the human ubiquitin-conjugating enzyme UBE2S

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6qhka_	Alpha and beta proteins (a+b)	UBC-like	UBC-like	UBC-related	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6qhkb_	Alpha and beta proteins (a+b)	UBC-like	UBC-like	UBC-related	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	UBC-like	8035632	3000570	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	UBC-like	8035632	3000570	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00179	e6qhkA1	A: a+b two layers	X: UBC-like	H: UBC-like (From Topology)	T: UBC-like	F: PF00179	ECOD (1.6)
B	PF00179	e6qhkB1	A: a+b two layers	X: UBC-like	H: UBC-like (From Topology)	T: UBC-like	F: PF00179	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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, B	Ubiquitin-conjugating enzyme E2 S	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 protein-containing complex binding anaphase-promoting complex 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 K6-linked ubiquitination organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K6-linked ubiquitination organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal organonitrogen compound catabolic process catabolic process proteolysis involved in protein catabolic process protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process organic substance catabolic process protein K63-linked ubiquitination proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process anaphase-promoting complex-dependent catabolic process protein K27-linked ubiquitination protein K11-linked ubiquitination cellular process cell division protein K29-linked ubiquitination mitotic nuclear division organelle fission cell cycle phase transition exit from mitosis mitotic cell cycle cellular component organization nuclear division organelle organization mitotic cell cycle process cell cycle cellular component organization or biogenesis cell cycle process mitotic cell cycle phase transition protein polymerization protein-containing complex organization homeostatic process free ubiquitin chain polymerization cellular component biogenesis cellular component assembly cellular homeostasis protein-containing complex assembly ubiquitin recycling regulation of protein modification process regulation of catalytic activity positive regulation of protein metabolic process positive regulation of biological process regulation of protein ubiquitination regulation of transferase activity positive regulation of post-translational protein modification regulation of primary metabolic process regulation of ubiquitin protein ligase activity positive regulation of metabolic process positive regulation of molecular function positive regulation of ubiquitin protein ligase activity positive regulation of protein modification process positive regulation of macromolecule metabolic process regulation of ubiquitin-protein transferase activity regulation of protein modification by small protein conjugation or removal positive regulation of protein modification by small protein conjugation or removal positive regulation of protein ubiquitination regulation of biological process positive regulation of transferase activity regulation of post-translational protein modification regulation of protein metabolic process biological regulation positive regulation of catalytic activity regulation of macromolecule metabolic process positive regulation of ubiquitin-protein transferase activity regulation of molecular function regulation of metabolic process	membrane-bounded organelle protein-containing complex intracellular anatomical structure ubiquitin ligase complex catalytic complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex anaphase-promoting complex intracellular organelle cullin-RING ubiquitin ligase complex nuclear ubiquitin ligase complex membrane-bounded organelle protein-containing complex intracellular anatomical structure ubiquitin ligase complex catalytic complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex anaphase-promoting complex intracellular organelle cullin-RING ubiquitin ligase complex nuclear ubiquitin ligase complex organelle intracellular protein-containing complex cytoplasm cytosol membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000608	Ubiquitin-conjugating enzyme E2	Domain
A, B	IPR016135	Ubiquitin-conjugating enzyme/RWD-like	Homologous Superfamily
A, B	IPR023313	Ubiquitin-conjugating enzyme, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q16763	osteoarthritis psoriasis

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.