Annotations: 2HEZ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	CBAH	e2hezA1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Penicillin acylase, catalytic domain	F: CBAH	ECOD (1.6)
B	CBAH	e2hezB1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Penicillin acylase, catalytic domain	F: CBAH	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.60.10	Alpha Beta	4-Layer Sandwich	Penicillin V Acylase	Chain A	CATH (4.3.0)
B	3.60.60.10	Alpha Beta	4-Layer Sandwich	Penicillin V Acylase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02275	Linear amide C-N hydrolases, choloylglycine hydrolase family (CBAH)	Linear amide C-N hydrolases, choloylglycine hydrolase family	This family includes several hydrolases which cleave carbon-nitrogen bonds, other than peptide bonds, in linear amides. These include choloylglycine hydrolase (conjugated bile acid hydrolase, CBAH) EC:3.5.1.24, penicillin acylase EC:3.5.1.11 and aci ...	This family includes several hydrolases which cleave carbon-nitrogen bonds, other than peptide bonds, in linear amides. These include choloylglycine hydrolase (conjugated bile acid hydrolase, CBAH) EC:3.5.1.24, penicillin acylase EC:3.5.1.11 and acid ceramidase EC:3.5.1.23. This domain forms the alpha-subunit for members from vertebral species, see family NAAA-beta, Pfam:PF15508.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Bile salt hydrolase	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides chenodeoxycholoyltaurine hydrolase activity hydrolase activity catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds choloylglycine hydrolase activity transferase activity	bile acid biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process organic hydroxy compound metabolic process steroid metabolic process carboxylic acid metabolic process lipid biosynthetic process primary metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process bile acid metabolic process biosynthetic process organic hydroxy compound biosynthetic process bile acid biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process organic hydroxy compound metabolic process steroid metabolic process carboxylic acid metabolic process lipid biosynthetic process primary metabolic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process bile acid metabolic process biosynthetic process organic hydroxy compound biosynthetic process metabolic process cellular process small molecule metabolic process monocarboxylic acid metabolic process steroid biosynthetic process lipid metabolic process	cell periphery cellular anatomical structure external encapsulating structure cell wall peptidoglycan-based cell wall

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR052193	Peptidase C59 family enzymes	Family
A, B	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
A, B	IPR029132	Choloylglycine hydrolase/NAAA C-terminal	Domain
A, B	IPR047711	Conjugated bile acid hydrolase	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	OCS	Parent Component: CYS RESID: AA0556 PSI-MOD : L-cysteic acid (L-cysteine sulfonic acid) MOD:00460

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.