3IAU

The structure of the processed form of threonine deaminase isoform 2 from Solanum lycopersicum

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PALP	e3iauA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Tryptophan synthase beta subunit-like PLP-dependent enzymes (From Topology)	T: Tryptophan synthase beta subunit-like PLP-dependent enzymes	F: PALP	ECOD (1.6)
B	PALP	e3iauB2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Tryptophan synthase beta subunit-like PLP-dependent enzymes (From Topology)	T: Tryptophan synthase beta subunit-like PLP-dependent enzymes	F: PALP	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1100	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
B	3.40.50.1100	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00291	Pyridoxal-phosphate dependent enzyme (PALP)	Pyridoxal-phosphate dependent enzyme	-	Family
A, B	PF00585	C-terminal regulatory domain of Threonine dehydratase (Thr_dehydrat_C)	C-terminal regulatory domain of Threonine dehydratase	Threonine dehydratases Pfam:PF00291 all contain a carboxy terminal region. This region may have a regulatory role. Some members contain two copies of this region. This family is homologous to the Pfam:PF01842 domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Threonine deaminase	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 identical protein binding protein binding	biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to insect response to external stimulus response to external biotic stimulus response to biotic stimulus defense response to insect defense response defense response to other organism response to stress catabolic process oxoacid metabolic process aspartate family amino acid metabolic process biological process involved in interspecies interaction between organisms response to stimulus response to other organism response to insect response to external stimulus response to external biotic stimulus response to biotic stimulus defense response to insect defense response defense response to other organism response to stress catabolic process oxoacid metabolic process aspartate family amino acid metabolic process amino acid metabolic process organic acid catabolic process organic acid metabolic process alpha-amino acid metabolic process cellular catabolic process organic substance metabolic process carboxylic acid catabolic process threonine catabolic process threonine metabolic process small molecule metabolic process amino acid catabolic process organonitrogen compound catabolic process aspartate family amino acid catabolic process organonitrogen compound metabolic process cellular metabolic process L-amino acid catabolic process carboxylic acid metabolic process primary metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process metabolic process cellular process small molecule catabolic process organic substance catabolic process protein-containing complex organization protein homotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis cellular biosynthetic process organonitrogen compound biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process isoleucine biosynthetic process organic substance biosynthetic process branched-chain amino acid metabolic process small molecule biosynthetic process amino acid biosynthetic process biosynthetic process branched-chain amino acid biosynthetic process isoleucine metabolic process alpha-amino acid biosynthetic process regulation of defense response regulation of biological process biological regulation positive regulation of biological process positive regulation of response to stimulus regulation of response to stimulus regulation of response to stress positive regulation of defense response response to herbivore serine family amino acid metabolic process L-serine catabolic process L-serine metabolic process serine family amino acid catabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure plastid organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle chloroplast

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	IPR001721	Threonine dehydratase, ACT-like domain	Domain
A, B	IPR038110	Threonine dehydratase, ACT-like domain superfamily	Homologous Superfamily
A, B	IPR005787	Threonine dehydratase, biosynthetic	Family
A, B	IPR045865	ACT-like domain	Homologous Superfamily
A, B	IPR000634	Serine/threonine dehydratase, pyridoxal-phosphate-binding site	Binding Site
A, B	IPR001926	Tryptophan synthase beta chain-like, PALP domain	Domain

Protein Modification Annotation

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

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.