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Crystal Structure of an influenza A hemagglutinin antibody Fab CH65:1203d4 chimera External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) B [auth L] Sigma70_r2,Sigma70_ner e6dlbL1 A: alpha arrays X: P-loop domains-like H: P-loop domains-related T: P-loop containing nucleoside triphosphate hydrolases F: Sigma70_r2,Sigma70_ner ECOD (v295.2) A [auth H] MPN_2A_DUB_like e6dlbH1 A: alpha arrays X: P-loop domains-like H: beta-propeller T: 7-bladed F: MPN_2A_DUB_like ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source B [auth L] Fab CH65 L-LAMBDA Homo sapiens (human) IGLV3-21*02, IGLJ2*01, IGLJ3*01, IGLC1*02, IGLC2*01, IGLC2*02, IGLC3*04 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-1_LAMBDA IMGT (202638-0) A [auth H] Fab CH65 VH-CH1 Homo sapiens (human) IGHV1-2*04, IGHJ6*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05, IGHG1*12, IGHG1*14, IGHG1*13, IGHG1*09, IGHG1*10, IGHG1*07, IGHG1*11 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_LAMBDA IMGT (202638-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source B [auth L] Light Chain IGLV3 Lambda - SAbDab (2026-10-02) A [auth H] Heavy Chain IGHV1 - - SAbDab (2026-10-02)