1DL7 | pdb_00001dl7

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth L]	d1dl7l_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	Immunoglobulin light chain lambda variable domain, VL-lambda	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B [auth H]	d1dl7h_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	Immunoglobulin heavy chain variable domain, VH	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth L]	Copper-bind	e1dl7L1	A: beta barrels	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.2)
B [auth H]	Copper-bind	e1dl7H1	A: beta barrels	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.2)

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

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
A [auth L]	M3C65	V-LAMBDA	Mus musculus (house mouse)	IGLV101, IGLJ101	V-DOMAIN V-LAMBDA	IG	FV-HEAVY_LAMBDA	IMGT (202617-0)
B [auth H]	M3C65	VH	Mus musculus (house mouse)	IGHV2-6-701, IGHV2-6-702, IGHJ3*01	V-DOMAIN VH	IG	FV-HEAVY_LAMBDA	IMGT (202617-0)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth L]	Light Chain	IGLV1	Lambda	P-NITROPHENYL-PHOSPHOCHOLINE	SAbDab (2026-05-08)
B [auth H]	Heavy Chain	IGHV2	-	P-NITROPHENYL-PHOSPHOCHOLINE	SAbDab (2026-05-08)

Chains	Accession	Name	Description	Comments	Source
A [auth L]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
B [auth H]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth L]	PROTEIN (ANTIBODY M3C65 (LIGHT CHAIN))	-	response to stimulus immune response immune system process adaptive immune response	protein-containing complex immunoglobulin complex
B [auth H]	PROTEIN (ANTIBODY M3C65 (HEAVY CHAIN))	binding antigen binding	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity response to stimulus immune response immune system process B cell mediated immunity leukocyte mediated immunity immunoglobulin mediated immune response adaptive immune response immune effector process	protein-containing complex immunoglobulin complex cellular anatomical structure extracellular region

Chains	Accession	Name	Type
A [auth L]	IPR050150	Immunoglobulin Variable Light Chain	Family
A [auth L]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A [auth L]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A [auth L]	IPR013106	Immunoglobulin V-set domain	Domain
A [auth L]	IPR003599	Immunoglobulin domain subtype	Domain
A [auth L]	IPR007110	Immunoglobulin-like domain	Domain
B [auth H]	IPR050199	Immunoglobulin Heavy Variable	Family
B [auth H]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth H]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B [auth H]	IPR013106	Immunoglobulin V-set domain	Domain
B [auth H]	IPR007110	Immunoglobulin-like domain	Domain

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.