Annotations: 4P52

Crystal structure of homoserine kinase from Cytophaga hutchinsonii ATCC 33406, NYSGRC Target 032717.

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)
A	DNA_mis_repair	e4p52A1	A: alpha arrays	X: DEATH domain	H: 6-phosphogluconate dehydrogenase C-terminal domain-like	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: DNA_mis_repair	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.230.10	Alpha Beta	2-Layer Sandwich	Ribosomal Protein S5	domain 2	CATH (4.3.0)
A	3.30.70.890	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	GHMP kinase, C-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF08544	GHMP kinases C terminal (GHMP_kinases_C)	GHMP kinases C terminal	This family includes homoserine kinases, galactokinases and mevalonate kinases.	Domain
A	PF00288	GHMP kinases N terminal domain (GHMP_kinases_N)	GHMP kinases N terminal domain	This entry represents a conserved domain with a Gly/Ser-rich region found in galacto-, homoserine, mevalonate and phosphomevalonate kinases (GHMP) which is involved in the binding of ATP [1,2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Homoserine kinase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding amino acid kinase activity homoserine kinase activity kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	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	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000870	Homoserine kinase	Family
A	IPR006204	GHMP kinase N-terminal domain	Domain
A	IPR013750	GHMP kinase, C-terminal domain	Domain
A	IPR006203	GHMP kinase, ATP-binding, conserved site	Conserved Site
A	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
A	IPR036554	GHMP kinase, C-terminal domain superfamily	Homologous Superfamily
A	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily