Annotations: 8ZKV

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8032998	3001427	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8032998	3001427	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8032998	3001427	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Tryptophan synthase beta subunit-like PLP-dependent enzymes	8032998	3001427	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00291	Pyridoxal-phosphate dependent enzyme (PALP)	Pyridoxal-phosphate dependent enzyme	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	L-threonine dehydratase biosynthetic IlvA	threonine deaminase activity lyase activity ammonia-lyase activity catalytic activity carbon-nitrogen lyase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding anion binding heterocyclic compound binding small molecule binding threonine deaminase activity lyase activity ammonia-lyase activity catalytic activity carbon-nitrogen lyase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding anion binding heterocyclic compound binding small molecule binding L-serine ammonia-lyase activity amino acid binding	oxoacid metabolic process cellular metabolic process aspartate family amino acid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process threonine metabolic process metabolic process small molecule metabolic process cellular process oxoacid metabolic process cellular metabolic process aspartate family amino acid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process organic acid metabolic process alpha-amino acid metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process threonine metabolic process metabolic process small molecule metabolic process cellular process catabolic process organic acid catabolic process cellular catabolic process carboxylic acid catabolic process threonine catabolic process amino acid catabolic process aspartate family amino acid catabolic process L-amino acid catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process small molecule catabolic process small molecule biosynthetic process cellular biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process amino acid biosynthetic process biosynthetic process isoleucine biosynthetic process branched-chain amino acid biosynthetic process branched-chain amino acid metabolic process isoleucine metabolic process alpha-amino acid biosynthetic process serine family amino acid metabolic process L-serine catabolic process L-serine metabolic process serine family amino acid catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR036052	Tryptophan synthase beta chain-like, PALP domain superfamily	Homologous Superfamily
A, B, C, D	IPR001721	Threonine dehydratase, ACT-like domain	Domain
A, B, C, D	IPR038110	Threonine dehydratase, ACT-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR005787	Threonine dehydratase, biosynthetic	Family
A, B, C, D	IPR050147	Serine/Threonine Dehydratase	Family
A, B, C, D	IPR045865	ACT-like domain	Homologous Superfamily
A, B, C, D	IPR000634	Serine/threonine dehydratase, pyridoxal-phosphate-binding site	Binding Site
A, B, C, D	IPR001926	Tryptophan synthase beta chain-like, PALP domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	LLP	Parent Component: LYS RESID: AA0119 PSI-MOD : N6-pyridoxal phosphate-L-lysine MOD:00128

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.