Annotations: 3O3O

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HGD-D	e3o3oA1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Chelatase-like	F: HGD-D	ECOD (1.6)
B	HGD-D	e3o3oB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Chelatase-like	F: HGD-D	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.1270.370	Mainly Alpha	Up-down Bundle	Substrate Binding Domain Of Dnak	Chain:A	CATH (4.3.0)
B	3.40.50.11890	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
B	3.40.50.11900	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF06050	2-hydroxyglutaryl-CoA dehydratase, D-component (HGD-D)	2-hydroxyglutaryl-CoA dehydratase, D-component	-	Family
B	PF06050	2-hydroxyglutaryl-CoA dehydratase, D-component (HGD-D)	2-hydroxyglutaryl-CoA dehydratase, D-component	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	alpha-subunit 2-hydroxyisocaproyl-CoA dehydratase	hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	pyruvate family amino acid metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process metabolic process small molecule metabolic process cellular process branched-chain amino acid metabolic process pyruvate family amino acid metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process metabolic process small molecule metabolic process cellular process branched-chain amino acid metabolic process L-leucine metabolic process	-
B	beta-subunit 2-hydroxyacyl-CoA dehydratase	hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	pyruvate family amino acid metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process metabolic process small molecule metabolic process cellular process branched-chain amino acid metabolic process pyruvate family amino acid metabolic process oxoacid metabolic process cellular metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process metabolic process small molecule metabolic process cellular process branched-chain amino acid metabolic process L-leucine metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR010327	FldB/FldC dehydratase alpha/beta subunit	Family
B	IPR010327	FldB/FldC dehydratase alpha/beta subunit	Family

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.