8DCM | pdb_00008dcm

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e8dcmA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: F_UNCLASSIFIED	ECOD (1.6)
B	F_UNCLASSIFIED	e8dcmB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: F_UNCLASSIFIED	ECOD (1.6)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A	Heavy Chain	IGHV9	-	adp-ribosylating binary toxin binding subunit cdtb	SAbDab (2026-02-06)
B	Light Chain	IGKV6	Kappa	adp-ribosylating binary toxin binding subunit cdtb	SAbDab (2026-02-06)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	BINTOXB/22 Fab heavy chain	-	-	-
B	BINTOXB/22 Fab light chain	-	-	-
C	ADP-ribosylating binary toxin binding subunit CdtB	cation binding ion binding binding metal ion binding small molecule binding transferase activity catalytic activity identical protein binding protein binding	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis	cellular anatomical structure extracellular region

Chains	Accession	Name	Type
C	IPR035331	Clostridial binary toxin B/anthrax toxin PA, domain 3	Domain
C	IPR011658	PA14 domain	Domain
C	IPR027439	Protective antigen, heptamerisation domain	Domain
C	IPR035088	Protective antigen, Ca-binding domain	Domain
C	IPR037149	Protective antigen, heptamerisation domain superfamily	Homologous Superfamily
C	IPR003896	Bacterial exotoxin B	Family