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Unliganded Fab structure of lipid A-specific antibody S55-3 External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) B [auth L] MCRA e4odsL1 A: alpha arrays X: Ribosomal protein S7 H: Ribosomal protein S7 T: Ribosomal protein S7 F: MCRA ECOD (v295.2) A [auth H] MCRA e4odsH1 A: alpha arrays X: Ribosomal protein S7 H: Ribosomal protein S7 T: Ribosomal protein S7 F: MCRA ECOD (v295.2) A [auth H] EF-hand_1, EF-hand_6, EF-hand_7 e4odsH2 A: alpha arrays X: Lipocalins/Streptavidin H: SAM/DNA-glycosylase T: SAM domain-like F: EF-hand_1, EF-hand_6, EF-hand_7 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] S55-3 Fab L-KAPPA Mus musculus (house mouse) IGKV3-5*01, IGKJ1*01, IGKJ2*01, IGKC*01, IGKC*02 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-2B_KAPPA IMGT (202637-0) A [auth H] S55-3 Fab VH-CH1 Mus musculus (house mouse) IGHV5-6-1*01, IGHV5-6*01, IGHJ4*01, IGHG2B*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-2B_KAPPA IMGT (202637-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source B [auth L] Light Chain IGKV3 Kappa - SAbDab (2026-09-25) A [auth H] Heavy Chain IGHV5 - - SAbDab (2026-09-25)