Annotations: 8YVO

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Fe_hyd_SSU	e8yvoD1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fe_hyd_SSU	ECOD (v295.2)
C	Lip_C	e8yvoC01	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Lip_C	ECOD (v295.2)
B	Fe_hyd_SSU	e8yvoB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fe_hyd_SSU	ECOD (v295.2)
A	Lip_C	e8yvoA01	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Lip_C	ECOD (v295.2)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A, B	Heavy Chain	IGHV1	-	toxin a	SAbDab (2026-10-16)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	Toxin A	glycosyltransferase activity transferase activity catalytic activity	-	cellular anatomical structure extracellular region host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle host cell endosome membrane host cell cytoplasm host cell part host cell endosome host intracellular region cellular anatomical structure extracellular region host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle host cell endosome membrane host cell cytoplasm host cell part host cell endosome host intracellular region host cell plasma membrane host cell cytosol
A, B	C4.2 nanobody	-	-	-

Chains	Accession	Name	Type
C, D	IPR038383	CGT/MARTX, cysteine protease (CPD) domain superfamily	Homologous Superfamily
C, D	IPR024772	TcdA/TcdB toxin, N-terminal helical domain	Domain
C, D	IPR020974	CGT/MARTX, cysteine protease (CPD) domain	Domain
C, D	IPR024769	TcdA/TcdB toxin, pore forming domain	Domain
C, D	IPR029044	Nucleotide-diphospho-sugar transferases	Homologous Superfamily
C, D	IPR061976	TcsH, C-terminal DRBD	Domain
C, D	IPR024770	TcdA/TcdB toxin, catalytic glycosyltransferase domain	Domain
C, D	IPR018337	Cell wall/choline-binding repeat	Repeat