Annotations: 3IY1

Variable domains of the WAM of Fab B fitted into the cryoEM reconstruction of the virus-Fab B complex

External Resource: Annotation

Domain Annotation: ECOD Classification
IMGT Antibody Annotation
SAbDab Antibody Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	MC1	e3iy1B1	A: beta barrels	X: TIM beta/alpha-barrel	H: Nucleotide-diphospho-sugar transferases	T: Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase	F: MC1	ECOD (v294.2)
A	MC1	e3iy1A1	A: beta barrels	X: TIM beta/alpha-barrel	H: Nucleotide-diphospho-sugar transferases	T: Glyoxalase/Bleomycin resistance protein/Dihydroxybiphenyl dioxygenase	F: MC1	ECOD (v294.2)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
B	Fab B	VH	Rattus norvegicus (Norway rat)	IGHV1-4301, IGHJ101	V-DOMAIN VH	IG	FV-HEAVY_KAPPA	IMGT (202617-0)
A	Fab B	V-KAPPA	Rattus norvegicus (Norway rat)	IGKV19S101, IGKJ101	V-DOMAIN V-KAPPA	IG	FV-HEAVY_KAPPA	IMGT (202617-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Heavy Chain	IGHV1	-	-	SAbDab (2026-05-08)
A	Light Chain	IGKV19	Kappa	-	SAbDab (2026-05-08)

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