2F2F | pdb_00002f2f

Crystal structure of cytolethal distending toxin (CDT) from Actinobacillus actinomycetemcomitans

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)
C	d2f2fc1	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Cytolethal distending toxin subunit C	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)
F	d2f2ff_	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Cytolethal distending toxin subunit C	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)
B	d2f2fb1	Alpha and beta proteins (a+b)	DNase I-like	DNase I-like	DNase I-like	Cytolethal distending toxin subunit B	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)
E	d2f2fe_	Alpha and beta proteins (a+b)	DNase I-like	DNase I-like	DNase I-like	Cytolethal distending toxin subunit B	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)
A	d2f2fa1	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Cytolethal distending toxin subunit A	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)
D	d2f2fd_	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Cytolethal distending toxin subunit A	(Aggregatibacter actinomycetemcomitans ) [TaxId: 714 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2 Family	Ricin B-like	8028106	4002005	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Ricin B-like lectins	8040485	3000678	SCOP2 (2022-06-29)
F	SCOP2B Superfamily	Ricin B-like lectins	8040485	3000678	SCOP2B (2022-06-29)
B	SCOP2 Family	DNase I-like	8028104	4002213	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	DNase I-like	8040483	3000957	SCOP2 (2022-06-29)
E	SCOP2B Superfamily	DNase I-like	8040483	3000957	SCOP2B (2022-06-29)
A	SCOP2 Family	Ricin B-like	8028102	4002005	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ricin B-like lectins	8040481	3000678	SCOP2 (2022-06-29)
D	SCOP2B Superfamily	Ricin B-like lectins	8040481	3000678	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)
C	Endotoxin_M	e2f2fC1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Endotoxin_M	ECOD (v294.1)
F	Endotoxin_M	e2f2fF1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Endotoxin_M	ECOD (v294.1)
B	Lactamase_B	e2f2fB1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: Lactamase_B	ECOD (v294.1)
E	Lactamase_B	e2f2fE1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: Lactamase_B	ECOD (v294.1)
A	Endotoxin_M	e2f2fA1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Endotoxin_M	ECOD (v294.1)
D	Endotoxin_M	e2f2fD1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Endotoxin_M	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
F	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
B	3.60.10.10	Alpha Beta	4-Layer Sandwich	Deoxyribonuclease I	Chain A	CATH (4.3.0)
E	3.60.10.10	Alpha Beta	4-Layer Sandwich	Deoxyribonuclease I	Chain A	CATH (4.3.0)
A	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
D	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, F	cytolethal distending toxin C	binding carbohydrate binding toxin activity	-	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane
B, E	Cytolethal distending toxin B	catalytic activity	-	-
A, D	Cytolethal distending toxin A	binding carbohydrate binding toxin activity	-	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, F	IPR003558	Cytolethal distending toxin A/C	Family
C, F	IPR035992	Ricin B-like lectins	Homologous Superfamily
B, E	IPR005135	Endonuclease/exonuclease/phosphatase	Domain
B, E	IPR003539	Cytolethal distending toxin B	Family
B, E	IPR036691	Endonuclease/exonuclease/phosphatase superfamily	Homologous Superfamily
A, D	IPR003558	Cytolethal distending toxin A/C	Family
A, D	IPR015957	Cytolethal distending toxin A	Family
A, D	IPR035992	Ricin B-like lectins	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.