Structure of the apo 4497 antibody Fab fragment


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BAnoctamine6dwcB1 A: alpha arraysX: Surp module (SWAP domain)H: gp11/gp12 receptor-binding domainT: gp11/gp12 receptor-binding domainF: AnoctaminECOD (v295)
C [auth H]Anoctamine6dwcH1 A: alpha arraysX: Surp module (SWAP domain)H: gp11/gp12 receptor-binding domainT: gp11/gp12 receptor-binding domainF: AnoctaminECOD (v295)
AAnoctamine6dwcA1 A: alpha arraysX: Surp module (SWAP domain)H: gp11/gp12 receptor-binding domainT: gp11/gp12 receptor-binding domainF: AnoctaminECOD (v295)
D [auth L]SAD_SRAe6dwcL1 A: alpha arraysX: Major facilitator superfamily (MFS) general substrate transporterH: Major facilitator superfamily (MFS) general substrate transporterT: Major facilitator superfamily (MFS) general substrate transporterF: SAD_SRAECOD (v295)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
C [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth L]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
B,
C [auth H]
Fab 4497 VH-CH1 Homo sapiens (human) IGHV3-74*01, IGHV3-74*02, IGHV3-74*03, IGHJ1*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202626-0)
A,
D [auth L]
Fab 4497 L-KAPPA Homo sapiens (human) IGKV4-1*01, IGKJ2*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202626-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B,
C [auth H]
Heavy ChainIGHV3 --SAbDab (2026-07-10)
A,
D [auth L]
Light ChainIGKV4 Kappa-SAbDab (2026-07-10)