Annotations: 1KEH

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1keha_	Alpha and beta proteins (a+b)	Ntn hydrolase-like	N-terminal nucleophile aminohydrolases (Ntn hydrolases)	Penicillin acylase, catalytic domain	Cephalosporin acylase	(Brevundimonas diminuta ) [TaxId: 293 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Penicillin acylase catalytic domain	8027824	4002245	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Class II glutamine amidotransferases	8040203	3000131	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)
A	Penicil_amidase	e1kehA1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Penicillin acylase, catalytic domain	F: Penicil_amidase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.20.10	Alpha Beta	4-Layer Sandwich	Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1	Aminohydrolase, N-terminal nucleophile (Ntn) domain	CATH (4.3.0)
A	1.10.439.10	Mainly Alpha	Orthogonal Bundle	Penicillin Amidohydrolase	domain 1	CATH (4.3.0)
A	2.30.120.10	Mainly Beta	Roll	Penicillin G acylase, beta-roll domain	Aminohydrolase, N-terminal nucleophile (Ntn) domain, beta-sheet knob region	CATH (4.3.0)
A	1.10.1400.10	Mainly Alpha	Orthogonal Bundle	Penicillin amidase (Acylase) alpha subunit, N-terminal domain	Aminohydrolase, alpha-helical knob region	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01804	Penicillin amidase (Penicil_amidase)	Penicillin amidase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	precursor of cephalosporin acylase	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides hydrolase activity glutaryl-7-aminocephalosporanic-acid acylase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	response to stimulus response to chemical response to antibiotic antibiotic metabolic process biosynthetic process metabolic process antibiotic biosynthetic process	periplasmic space cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR043146	Penicillin amidase type, N-terminal domain, B-knob	Homologous Superfamily
A	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
A	IPR002692	Penicillin/GL-7-ACA/AHL/aculeacin-A acylase	Family
A	IPR014395	Penicillin/GL-7-ACA/AHL acylase	Family
A	IPR023343	Penicillin amidase type, domain 1	Homologous Superfamily
A	IPR043147	Penicillin amidase type, A-knob	Homologous Superfamily

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.