Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
DPBPe3if1D1 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: Immunoglobulin-relatedT: PEBP-likeF: PBPECOD (v294.1)
BPBPe3if1B1 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: Immunoglobulin-relatedT: PEBP-likeF: PBPECOD (v294.1)
CPBPe3if1C1 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: Immunoglobulin-relatedT: PEBP-likeF: PBPECOD (v294.1)
APBPe3if1A1 A: a/b three-layered sandwichesX: Lipocalins/StreptavidinH: Immunoglobulin-relatedT: PEBP-likeF: PBPECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B, D
237 mAb VH-CH1 Mus musculus (house mouse) IGHV6-6*01, IGHJ2*01, IGHJ4*01, IGHG2A*01, IGHG2A*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2A_KAPPA IMGT (202611-0)
A, C
237 mAb L-KAPPA Mus musculus (house mouse) IGKV1-110*01, IGKJ1*01, IGKJ1*02, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2A_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B, D
Heavy ChainIGHV6 --SAbDab (2026-03-27)
A, C
Light ChainIGKV1 Kappa-SAbDab (2026-03-27)