Annotations: 3JSA

Homoserine dehydrogenase from Thermoplasma volcanium complexed with NAD

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	GAPDH-like	8100412	3000043	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	Ldh_1_N	e3jsaA1	A: alpha arrays	X: Spectrin repeat-like	H: DNA clamp	T: DNA clamp	F: Ldh_1_N	ECOD (v295.2)
A	Fapy_DNA_glyco	e3jsaA3	A: alpha arrays	X: Fusion glycoprotein F2	H: Fusion glycoprotein F2	T: Fusion glycoprotein F2	F: Fapy_DNA_glyco	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	3.30.360.10	Alpha Beta	2-Layer Sandwich	Dihydrodipicolinate Reductase	domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Homoserine dehydrogenase	binding nucleoside phosphate binding purine nucleotide binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding NADP binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor homoserine dehydrogenase activity oxidoreductase activity, acting on CH-OH group of donors catalytic activity	small molecule biosynthetic process oxoacid metabolic process aspartate family amino acid biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-threonine metabolic process carboxylic acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process L-threonine biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process metabolic process small molecule biosynthetic process oxoacid metabolic process aspartate family amino acid biosynthetic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-threonine metabolic process carboxylic acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process L-threonine biosynthetic process biosynthetic process proteinogenic amino acid biosynthetic process metabolic process cellular process small molecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A	IPR001342	Homoserine dehydrogenase, catalytic	Domain
A	IPR022697	Homoserine dehydrogenase lacking ACT domain	Family
A	IPR005106	Aspartate/homoserine dehydrogenase, NAD-binding	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.