3KLC

Crystal structure of hyperthermophilic nitrilase

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3klca_	Alpha and beta proteins (a+b)	Carbon-nitrogen hydrolase	Carbon-nitrogen hydrolase	Carbamilase	automated matches	(Pyrococcus abyssi GE5 ) [TaxId: 272844 ],	SCOPe (2.08)
B	d3klcb_	Alpha and beta proteins (a+b)	Carbon-nitrogen hydrolase	Carbon-nitrogen hydrolase	Carbamilase	automated matches	(Pyrococcus abyssi GE5 ) [TaxId: 272844 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Carbon-nitrogen hydrolases	8081720	3001086	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Carbon-nitrogen hydrolases	8081720	3001086	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00795	e3klcA1	A: a+b four layers	X: Carbon-nitrogen hydrolase-like	H: Carbon-nitrogen hydrolase (From Topology)	T: Carbon-nitrogen hydrolase	F: PF00795	ECOD (1.6)
B	PF00795	e3klcB1	A: a+b four layers	X: Carbon-nitrogen hydrolase-like	H: Carbon-nitrogen hydrolase (From Topology)	T: Carbon-nitrogen hydrolase	F: PF00795	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.110.10	Alpha Beta	4-Layer Sandwich	Nitrilase/N-carbamoyl-D-aminoacid amidohydrolase	Carbon-nitrogen hydrolase	CATH (4.3.0)
B	3.60.110.10	Alpha Beta	4-Layer Sandwich	Nitrilase/N-carbamoyl-D-aminoacid amidohydrolase	Carbon-nitrogen hydrolase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00795	Carbon-nitrogen hydrolase (CN_hydrolase)	Carbon-nitrogen hydrolase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Beta ureidopropionase (Beta-alanine synthase)	indole-3-acetonitrile nitrilase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in nitriles nitrilase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	organonitrogen compound metabolic process organic substance metabolic process metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036526	Carbon-nitrogen hydrolase superfamily	Homologous Superfamily
A, B	IPR003010	Carbon-nitrogen hydrolase	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSX	Parent Component: CYS RESID: AA0451 PSI-MOD : 2'-(S-L-cysteinyl)-6'-hydroxy-L-tryptophan sulfoxide MOD:01380

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.