3KLC | pdb_00003klc

Crystal structure of hyperthermophilic nitrilase

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	FAD_binding_4	e3klcA1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: FAD_binding_4	ECOD (v294.1)
B	FAD_binding_4	e3klcB1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: FAD_binding_4	ECOD (v294.1)

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)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Beta ureidopropionase (Beta-alanine synthase)	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 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036526	Carbon-nitrogen hydrolase superfamily	Homologous Superfamily
A, B	IPR050345	Aliphatic Amidase/Beta-Ureidopropionase	Family
A, B	IPR053613	Aliphatic Nitrilase	Family
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 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.