1F4Y | pdb_00001f4y

CRYSTAL STRUCTURE OF AN ANTI-CARBOHYDRATE ANTIBODY DIRECTED AGAINST VIBRIO CHOLERAE O1 IN COMPLEX WITH ANTIGEN

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B [auth H]	d1f4yh1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	Immunoglobulin heavy chain variable domain, VH	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B [auth H]	d1f4yh2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	Immunoglobulin heavy chain gamma constant domain 1, CH1-gamma	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A [auth L]	d1f4yl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	Immunoglobulin light chain lambda variable domain, VL-lambda	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A [auth L]	d1f4yl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	Immunoglobulin light chain lambda constant domain, CL-lambda	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth H]	Copper-bind	e1f4yH1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: Copper-bind	ECOD (v295.2)
A [auth L]	Copper-bind	e1f4yL1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: Copper-bind	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

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 [auth H]	S-20-4	VH-CH1	Mus musculus (house mouse)	IGHV5-12-101, IGHJ201, IGHG1*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202637-0)
A [auth L]	S-20-4	L-LAMBDA	Mus musculus (house mouse)	IGLV101, IGLJ101, IGLC1*01	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202637-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth H]	Heavy Chain	IGHV5	-	2-O-[2-O-METHYL-4-[2,4-DIHYDROXY-BUTYRAMIDO]-4,6-DIDEOXY-]-ALPHA-D-MANNOPYRANOSYL-[1-O-METHYL-4-[2,4-DIHYDROXY-BUTYRAMIDO]-4,6-DIDEOXY]-ALPHA-D-MANNOPYRANOSE	SAbDab (2026-09-25)
A [auth L]	Light Chain	IGLV1	Lambda	2-O-[2-O-METHYL-4-[2,4-DIHYDROXY-BUTYRAMIDO]-4,6-DIDEOXY-]-ALPHA-D-MANNOPYRANOSYL-[1-O-METHYL-4-[2,4-DIHYDROXY-BUTYRAMIDO]-4,6-DIDEOXY]-ALPHA-D-MANNOPYRANOSE	SAbDab (2026-09-25)