Annotations: 4PG4

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e4pg4B1	A: alpha arrays	X: TBP-like	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F:	ECOD (v295.2)
A	Homoserine_dh	e4pg4A1	A: alpha arrays	X: beta-propeller-like	H: beta-propeller	T: Nucleic acid-binding protein	F: Homoserine_dh	ECOD (v295.2)
A	HSD_C	e4pg4A3	A: alpha arrays	X: beta-propeller-like	H: beta-propeller	T: Nucleic acid-binding protein	F: HSD_C	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	3.30.360.10	Alpha Beta	2-Layer Sandwich	Dihydrodipicolinate Reductase	domain 2	CATH (4.3.0)
B	3.30.70.3100	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
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)
A	3.30.70.3100	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	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	-

Chains	Accession	Name	Type
A, B	IPR019811	Homoserine dehydrogenase, conserved site	Conserved Site
A, B	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B	IPR016204	Homoserine dehydrogenase	Family
A, B	IPR001342	Homoserine dehydrogenase, catalytic	Domain
A, B	IPR054326	Homoserine dehydrogenase, C-terminal domain	Domain
A, B	IPR005106	Aspartate/homoserine dehydrogenase, NAD-binding	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.

4PG4 | pdb_00004pg4