Fab Structure of CD4 Binding Site (CD4bs) Huamn Monoclonal Antibody HmAb64


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
B [auth H]DctPe6w73H1 A: a/b three-layered sandwichesX: CNF1/YfiH-like putative cysteine hydrolasesH: BromodomainT: BromodomainF: DctPECOD (v294.1)
A [auth L]DctPe6w73L1 A: a/b three-layered sandwichesX: CNF1/YfiH-like putative cysteine hydrolasesH: BromodomainT: BromodomainF: DctPECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
A [auth L]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
B [auth H]mAb HmAb64, anti-CD4 VH-CH1 Homo sapiens (human) IGHV1-18*01, IGHV1-18*04, IGHJ5*02, IGHG1*03, IGHG1*08, IGHG1*06 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202615-0)
A [auth L]mAb HmAb64, anti-CD4 L-KAPPA Homo sapiens (human) IGKV1-39*01, IGKV1D-39*01, IGKJ2*01, IGKJ2*02, IGKJ1S1*01, IGKJ3*01, IGKJ4*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
B [auth H]Heavy ChainIGHV1 --SAbDab (2026-04-24)
A [auth L]Light ChainIGKV1 Kappa-SAbDab (2026-04-24)