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Structure of chimeric 02-K Fab, a VRC01-like germline antibody External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) B [auth L] PK_Tyr_Ser-Thr e5tfsL1 A: alpha arrays X: Type II ABC importer transmembrane domain fold H: Type II ABC importer transmembrane domain fold T: Type II ABC importer transmembrane domain fold F: PK_Tyr_Ser-Thr ECOD (v295.2) A [auth H] PK_Tyr_Ser-Thr e5tfsH1 A: alpha arrays X: Type II ABC importer transmembrane domain fold H: Type II ABC importer transmembrane domain fold T: Type II ABC importer transmembrane domain fold F: PK_Tyr_Ser-Thr 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 02-K L-KAPPA Homo sapiens (human) IGKV3-20*01, IGKJ2*01, IGKJ2*02, IGKJ2*03, IGKJ2*04, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202637-0) A [auth H] Fab 02-K VH-CH1 Homo sapiens (human) IGHV1-2*02, IGHJ2*01, IGHG1*01, IGHG1*02, IGHG1*04, IGHG1*05 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_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 IGHV1 - - SAbDab (2026-09-25)
Protein Modification Annotation Modified Residue(s) Chain Residue(s) Description A [auth H] PCA Parent Component: GLN RESID AA0031 PSI-MOD MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420