3A1N | pdb_00003a1n

Crystal structure of L-Threonine dehydrogenase from Hyperthermophilic Archaeon Thermoplasma volcanium

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3a1na_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Thermoplasma volcanium ) [TaxId: 50339 ],	SCOPe (2.08)
B	d3a1nb_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Thermoplasma volcanium ) [TaxId: 50339 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e3a1nA1	A: Immunoglobulin-like beta-sandwich	X: sensor domains	H: sensor domains	T: Pyrophosphatase	F:	ECOD (20:10:01)
B		e3a1nB1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Tachylectin	F:	ECOD (20:10:01)

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)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	NDP-sugar epimerase	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding L-threonine 3-dehydrogenase activity oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors catalytic activity	catabolic process oxoacid metabolic process L-amino acid catabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-threonine metabolic process organic acid catabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process L-threonine catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process catabolic process oxoacid metabolic process L-amino acid catabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process L-threonine metabolic process organic acid catabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process L-threonine catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process carboxylic acid catabolic process metabolic process cellular process small molecule metabolic process small molecule catabolic process amino acid catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR051225	NAD(P)-dependent epimerase/dehydratase	Family
A, B	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B	IPR001509	NAD-dependent epimerase/dehydratase	Domain

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.