3IXD

X-ray crystal structure of the extended-spectrum AmpC V298E mutant beta-lactamase at 2.64 Angstrom resolution

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3ixda_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	beta-Lactamase/D-ala carboxypeptidase	AMPC beta-Lactamase, class C	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d3ixdb_	Multi-domain proteins (alpha and beta)	beta-lactamase/transpeptidase-like	beta-lactamase/transpeptidase-like	beta-Lactamase/D-ala carboxypeptidase	AMPC beta-Lactamase, class C	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	beta-lactamase/transpeptidase-like	8042253	3001604	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	beta-lactamase/transpeptidase-like	8042253	3001604	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	Beta-lactamase_1st	e3ixdA4	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	e3ixdA3	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)
B	Beta-lactamase_1st	e3ixdB4	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)
B	Beta-lactamase_2nd	e3ixdB3	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)
B	3.40.710.10	Alpha Beta	3-Layer(aba) Sandwich	Beta-lactamase	DD-peptidase/beta-lactamase superfamily	CATH (4.3.0)

AMR Gene Family: CARD Annotation CARD Database Homepage

Chains	Accession	Gene Family	Drug Class	Resistance Machanism	Provenance Source (Version)
A, B	ARO:3004232	ampC-type beta-lactamase	cephalosporin, penam	antibiotic inactivation	CARD (3.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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
A, B	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, B	IPR001466	Beta-lactamase-related	Domain
A, B	IPR012338	Beta-lactamase/transpeptidase-like	Homologous Superfamily
A, B	IPR001586	Beta-lactamase, class-C active site	Active Site
A, B	IPR050491	Bacterial Cell Wall Synthesis and Modification	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.