7PA5 | pdb_00007pa5

Complex between the beta-lactamase CMY-2 with an inhibitory nanobody

External Resource: Annotation

Domain Annotation: ECOD Classification
AMR Gene: CARD Annotation
AMR Gene Family: CARD Annotation
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	V-set_8	e7pa5B1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)
A	Beta-lactamase_1st	e7pa5A2	A: alpha complex topology	X: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Beta-lactamase_1st	ECOD (1.6)
A	Beta-lactamase_2nd	e7pa5A1	A: a+b three layers	X: Profilin-like	H: a+b domain in beta-lactamase/transpeptidase-like proteins (From Topology)	T: a+b domain in beta-lactamase/transpeptidase-like proteins	F: Beta-lactamase_2nd	ECOD (1.6)

AMR Gene: CARD Annotation CARD Database Homepage

Chains	Accession	Short Name	Description	Provenance Source (Version)
A	ARO:3002013	CMY-2	CMY-2 is a beta-lactamase found in Klebsiella pneumoniae.	CARD (4.0.1)

AMR Gene Family: CARD Annotation CARD Database Homepage

Chains	Accession	Gene Family	Drug Class	Resistance Machanism	Provenance Source (Version)
A	ARO:3000069	CMY beta-lactamase	carbapenem, cephalosporin, penicillin beta-lactam	antibiotic inactivation	CARD (4.0.1)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV3	-	beta-lactamase	SAbDab (2026-01-09)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00144	Beta-lactamase (Beta-lactamase)	Beta-lactamase	This family appears to be distantly related to Pfam:PF00905 and PF00768 D-alanyl-D-alanine carboxypeptidase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	nanobody	-	-	-
A	Beta-lactamase	beta-lactamase activity hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds	antibiotic metabolic process catabolic process metabolic process cellular process antibiotic catabolic process response to stimulus response to chemical response to antibiotic	cellular anatomical structure outer membrane-bounded periplasmic space cell envelope periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001466	Beta-lactamase-related	Domain
A	IPR012338	Beta-lactamase/transpeptidase-like	Homologous Superfamily
A	IPR001586	Beta-lactamase, class-C active site	Active Site
A	IPR050491	Beta-lactamase AmpC-like	Family

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.