4F4F | pdb_00004f4f

X-Ray crystal structure of PLP bound Threonine synthase from Brucella melitensis

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)
B	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8070035	3001427	SCOP2B (2022-06-29)
A	SCOP2 Family	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8070034	4000798	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8070035	3001427	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PPV_E1_C	e4f4fB1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PPV_E1_C	ECOD (v294.1)
A	PPV_E1_C	e4f4fA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PPV_E1_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.1380.10	Alpha Beta	Alpha-Beta Complex	threonine synthase, domain 1, chain A	Threonine synthase, N-terminal domain	CATH (4.3.0)
B	3.40.50.1100	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	3.90.1380.10	Alpha Beta	Alpha-Beta Complex	threonine synthase, domain 1, chain A	Threonine synthase, N-terminal domain	CATH (4.3.0)
A	3.40.50.1100	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Threonine synthase	carbon-oxygen lyase activity, acting on phosphates threonine synthase activity lyase activity catalytic activity carbon-oxygen lyase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding anion binding heterocyclic compound binding small molecule binding	oxoacid metabolic process small molecule biosynthetic process aspartate family amino acid biosynthetic process carboxylic acid metabolic process L-amino acid biosynthetic process amino acid metabolic process primary metabolic process L-threonine metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process L-amino acid metabolic process carboxylic acid biosynthetic process proteinogenic amino acid metabolic process amino acid biosynthetic process oxoacid metabolic process small molecule biosynthetic process aspartate family amino acid biosynthetic process carboxylic acid metabolic process L-amino acid biosynthetic process amino acid metabolic process primary metabolic process L-threonine metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process L-amino acid 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 alpha-amino acid biosynthetic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036052	Tryptophan synthase beta chain-like, PALP domain superfamily	Homologous Superfamily
A, B	IPR037158	Threonine synthase, N-terminal domain superfamily	Homologous Superfamily
A, B	IPR001926	Tryptophan synthase beta chain-like, PALP domain	Domain
A, B	IPR000634	Serine/threonine dehydratase, pyridoxal-phosphate-binding site	Binding Site
A, B	IPR029144	Threonine synthase, N-terminal	Domain
A, B	IPR004450	Threonine synthase-like	Family
A, B	IPR051166	Threonine Synthase	Family

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.