4HXA | pdb_00004hxa

Crystal structure of 13D9 FAB


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth L]V-sete4hxaL1 A: a/b three-layered sandwichesX: immunoglobulin/albumin-binding domain-likeH: EGF-relatedT: Complement control module/SCR domainF: V-setECOD (v294.1)
B [auth H]V-sete4hxaH1 A: a/b three-layered sandwichesX: immunoglobulin/albumin-binding domain-likeH: EGF-relatedT: Complement control module/SCR domainF: V-setECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B [auth H]2.60.40.10 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
A [auth L]13D9 FAB L-KAPPA Mus musculus (house mouse) IGKV4-63*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 (202614-0)
B [auth H]13D9 FAB VH-CH1 Mus musculus (house mouse) IGHV13-2*02, IGHJ4*01, IGHG2A*01, IGHG2A*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2A_KAPPA IMGT (202614-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
A [auth L]Light ChainIGKV4 Kappa-SAbDab (2026-04-17)
B [auth H]Heavy ChainIGHV13 --SAbDab (2026-04-17)