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Crystal structure of HIV-1 broadly neutralizing antibody ACS202 External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) D TetR_N e6ncpD1 A: alpha arrays X: Ten stranded beta/alpha barrel H: Ten stranded beta/alpha barrel T: Ten stranded beta/alpha barrel F: TetR_N ECOD (v295.2) B Glyco_hydro_32N e6ncpB1 A: alpha arrays X: Ten stranded beta/alpha barrel H: Ten stranded beta/alpha barrel T: Ten stranded beta/alpha barrel F: Glyco_hydro_32N ECOD (v295.2) C TetR_N e6ncpC1 A: alpha arrays X: Ten stranded beta/alpha barrel H: Ten stranded beta/alpha barrel T: Ten stranded beta/alpha barrel F: TetR_N ECOD (v295.2) A Glyco_hydro_32N e6ncpA1 A: alpha arrays X: Ten stranded beta/alpha barrel H: Ten stranded beta/alpha barrel T: Ten stranded beta/alpha barrel F: Glyco_hydro_32N ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source ACS202 Fab, anti-HIV-1, broadly neutralizing L-KAPPA Homo sapiens (human) IGKV1-33*01, IGKV1D-33*01, IGKJ3*01, IGKC*01 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202640-0) ACS202 Fab, anti-HIV-1, broadly neutralizing VH-CH1 Homo sapiens (human) IGHV3-NL1*01, 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_KAPPA IMGT (202640-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source Light Chain IGKV1 Kappa hiv-1 fusion peptide (residues 512-520) SAbDab (2026-10-16) Heavy Chain IGHV3 - hiv-1 fusion peptide (residues 512-520) SAbDab (2026-10-16)