Annotations: 8ORB

24-meric catalytic domain of dihydrolipoamide acetyltransferase (E2) of the E. coli pyruvate dehydrogenase complex.

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
X [auth Y]	UcrQ	e8orbY1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
W [auth X]	UcrQ	e8orbX1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
V [auth W]	UcrQ	e8orbW1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
U [auth V]	UcrQ	e8orbV1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
T	UcrQ	e8orbT1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
S	UcrQ	e8orbS1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
R	UcrQ	e8orbR1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
Q	UcrQ	e8orbQ1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
P	UcrQ	e8orbP1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
O	UcrQ	e8orbO1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
N	UcrQ	e8orbN1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
M	UcrQ	e8orbM1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
L	UcrQ	e8orbL1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
K	UcrQ	e8orbK1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
J	UcrQ	e8orbJ1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
I	UcrQ	e8orbI1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
H	UcrQ	e8orbH1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
G	UcrQ	e8orbG1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
F	UcrQ	e8orbF1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
E	UcrQ	e8orbE1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
D	UcrQ	e8orbD1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
C	UcrQ	e8orbC1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
B	UcrQ	e8orbB1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)
A	UcrQ	e8orbA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: UcrQ	ECOD (v295)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	PF00198	2-oxoacid dehydrogenases acyltransferase (catalytic domain) (2-oxoacid_dh)	2-oxoacid dehydrogenases acyltransferase (catalytic domain)	These proteins contain one to three copies of a lipoyl binding domain followed by the catalytic domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	Dihydrolipoyllysine-residue acetyltransferase component of pyruvate dehydrogenase complex	fatty acid binding organic acid binding binding ion binding anion binding lipid binding lipoic acid binding carboxylic acid binding heterocyclic compound binding monocarboxylic acid binding small molecule binding sulfur compound binding acetyltransferase activity catalytic activity, acting on a protein fatty acid binding organic acid binding binding ion binding anion binding lipid binding lipoic acid binding carboxylic acid binding heterocyclic compound binding monocarboxylic acid binding small molecule binding sulfur compound binding acetyltransferase activity catalytic activity, acting on a protein acyltransferase activity dihydrolipoyllysine-residue acetyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity S-acetyltransferase activity catalytic activity	aerobic respiration cellular respiration energy derivation by oxidation of organic compounds oxoacid metabolic process acetyl-CoA metabolic process nucleobase-containing compound metabolic process acyl-CoA metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process acyl-CoA biosynthetic process sulfur compound metabolic process small molecule metabolic process phosphorus metabolic process nucleoside phosphate metabolic process aerobic respiration cellular respiration energy derivation by oxidation of organic compounds oxoacid metabolic process acetyl-CoA metabolic process nucleobase-containing compound metabolic process acyl-CoA metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process acyl-CoA biosynthetic process sulfur compound metabolic process small molecule metabolic process phosphorus metabolic process nucleoside phosphate metabolic process pyruvate metabolic process carboxylic acid metabolic process pyruvate decarboxylation to acetyl-CoA primary metabolic process generation of precursor metabolites and energy nucleobase-containing compound biosynthetic process purine-containing compound metabolic process acetyl-CoA biosynthetic process sulfur compound biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process metabolic process cellular process monocarboxylic acid metabolic process response to acid chemical response to stimulus response to chemical response to stress stress response to acid chemical catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process small molecule catabolic process pyruvate catabolic process	protein-containing complex catalytic complex oxidoreductase complex transferase complex pyruvate dehydrogenase complex acetyltransferase complex alpha-ketoacid dehydrogenase complex cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR001078	2-oxoacid dehydrogenase acyltransferase, catalytic domain	Domain
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR023213	Chloramphenicol acetyltransferase-like domain superfamily	Homologous Superfamily
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR006256	Dihydrolipoamide acetyltransferase pyruvate dehydrogenase complex	Family
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR036625	E3-binding domain superfamily	Homologous Superfamily
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR050743	2-oxoacid dehydrogenase family, E2 component	Family
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR004167	Peripheral subunit-binding domain	Domain
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR011053	Single hybrid motif	Homologous Superfamily
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR003016	2-oxo acid dehydrogenase, lipoyl-binding site	Binding Site
A, B, C, D, E, A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U [auth V], V [auth W], W [auth X], X [auth Y]	IPR000089	Biotin/lipoyl attachment	Domain

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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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

8ORB | pdb_00008orb

24-meric catalytic domain of dihydrolipoamide acetyltransferase (E2) of the E. coli pyruvate dehydrogenase complex.

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage