2F1N | pdb_00002f1n

Structure of CdtB, the biologically active subunit of Cytolethal Distending Toxin

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2f1na1	Alpha and beta proteins (a+b)	DNase I-like	DNase I-like	DNase I-like	Cytolethal distending toxin subunit B	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2f1na2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	DNase I-like	8028084	4002213	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	DNase I-like	8040463	3000957	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	Exo_endo_phos	e2f1nA1	A: few secondary structure elements	X: Carbon-nitrogen hydrolase-like	H: DNase I-like	T: DNase I-like	F: Exo_endo_phos	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.60.10.10	Alpha Beta	4-Layer Sandwich	Deoxyribonuclease I	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cytolethal distending toxin subunit B	hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid toxin activity	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005135	Endonuclease/exonuclease/phosphatase	Domain
A	IPR003539	Cytolethal distending toxin B	Family
A	IPR036691	Endonuclease/exonuclease/phosphatase superfamily	Homologous Superfamily

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.