Annotations: 3H5H

LeuD_1-186 small subunit of isopropylmalate isomerase (Rv2987c) from mycobacterium tuberculosis

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
B	Tachylectin	e3h5hB1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Tachylectin	ECOD (v295.2)
A	PAS_3	e3h5hA1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: sensor domains	T: sensor domains	F: PAS_3	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.20.19.10	Alpha Beta	Alpha-Beta Barrel	Aconitase	domain 4	CATH (4.3.0)
A	3.20.19.10	Alpha Beta	Alpha-Beta Barrel	Aconitase	domain 4	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00694	Aconitase C-terminal domain (Aconitase_C)	Aconitase C-terminal domain	Members of this family usually also match to Pfam:PF00330. This domain undergoes conformational change in the enzyme mechanism [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	3-isopropylmalate dehydratase small subunit	3-isopropylmalate dehydratase activity hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity	L-leucine biosynthetic process small molecule biosynthetic process oxoacid metabolic process pyruvate family amino acid biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process carboxylic acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process branched-chain amino acid biosynthetic process proteinogenic amino acid biosynthetic process metabolic process L-leucine biosynthetic process small molecule biosynthetic process oxoacid metabolic process pyruvate family amino acid biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process carboxylic acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process biosynthetic process branched-chain amino acid biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process small molecule metabolic process branched-chain amino acid metabolic process L-leucine metabolic process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex intracellular anatomical structure catalytic complex 3-isopropylmalate dehydratase complex cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR050075	LeuD	Unknown
A, B	IPR015928	Aconitase/3-isopropylmalate dehydratase, swivel	Homologous Superfamily
A, B	IPR000573	Aconitase A/isopropylmalate dehydratase small subunit, swivel domain	Domain
A, B	IPR033940	3-isopropylmalate dehydratase, swivel domain	Domain
A, B	IPR004431	3-isopropylmalate dehydratase, small subunit	Family

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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.