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Crystal structure of broadly neutralizing antibody HEPC74 External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) D BacA e6meeD1 A: alpha arrays X: L-aspartase middle domain-like H: L-aspartase middle domain-like T: L-aspartase middle domain-like F: BacA ECOD (v295.2) B TipAS e6meeB1 A: alpha arrays X: L-aspartase middle domain-like H: L-aspartase middle domain-like T: L-aspartase middle domain-like F: TipAS ECOD (v295.2) C TipAS e6meeC1 A: alpha arrays X: L-aspartase middle domain-like H: L-aspartase middle domain-like T: L-aspartase middle domain-like F: TipAS ECOD (v295.2) A BacA e6meeA1 A: alpha arrays X: L-aspartase middle domain-like H: L-aspartase middle domain-like T: L-aspartase middle domain-like F: BacA ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source Fab HEPC74, broadly neutralizing antibody L-KAPPA Homo sapiens (human) IGKV1-5*03, IGKJ3*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202638-0) Fab HEPC74, broadly neutralizing antibody VH-CH1 Homo sapiens (human) IGHV1-69*01, IGHV1-69*12, IGHV1-69*13, IGHV1-69D*01, IGHJ5*02, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202638-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source Light Chain IGKV1 Kappa - SAbDab (2026-10-02) Heavy Chain IGHV1 - - SAbDab (2026-10-02)