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Crystal structure of the ADCC-Potent Antibody N60-I3 Fab in complex with HIV-1 Clade A/E gp120 and M48u1 External Resource: Annotation Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) D [auth L] PTR2 e4rfoL1 A: alpha arrays X: cradle loop barrel H: RIFT-related T: acid protease F: PTR2 ECOD (v295.2) C [auth H] PTR2 e4rfoH1 A: alpha arrays X: cradle loop barrel H: RIFT-related T: acid protease F: PTR2 ECOD (v295.2) C [auth H] EF-hand_1, EF-hand_6, EF-hand_7 e4rfoH2 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) B [auth N] PTR2 e4rfoN1 A: alpha arrays X: cradle loop barrel H: RIFT-related T: acid protease F: PTR2 ECOD (v295.2) A [auth G] AWS e4rfoG1 A: alpha arrays X: Immunoglobulin-like beta-sandwich H: Immunoglobulin-related T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like F: AWS ECOD (v295.2)
Chain Protein Name Description Organism Name Gene Allele Name(s) Domain Name(s) Receptor Type Receptor Description Provenance Source D [auth L] N60-i3 Fab L-LAMBDA Homo sapiens (human) IGLV2-14*01, IGLJ3*02, IGLC2*01, IGLC2*02, IGLC3*04 V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA IG FAB-GAMMA-1_LAMBDA IMGT (202640-0) C [auth H] N60-i3 Fab VH-CH1 Homo sapiens (human) IGHV4-31*02, IGHV4-31*03, IGHJ5*01, IGHG1*03 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_LAMBDA IMGT (202640-0)
Chain Chain Class Chain Subclass Chain Type Antigen Name(s) Provenance Source D [auth L] Light Chain IGLV2 Lambda hiv-1 clade a/e gp120 SAbDab (2026-10-16) C [auth H] Heavy Chain IGHV4 - hiv-1 clade a/e gp120 SAbDab (2026-10-16)
Protein Modification Annotation Modified Residue(s) Chain Residue(s) Description B [auth N] DPR B [auth N] MPT B [auth N] NH2 RESID AA0081 , AA0083 , AA0084 , AA0086 , AA0087 , AA0088 , AA0090 , AA0091 , AA0092 , AA0093 , AA0095 , AA0096 , AA0097 , AA0098 , AA0099 , AA0100 PSI-MOD MOD:00090 , L-asparagine amide MOD:00092 , L-aspartic acid 1-amide MOD:00093 , L-glutamine amide MOD:00095 , L-glutamic acid 1-amide MOD:00096 , glycine amide MOD:00097 , L-isoleucine amide MOD:00099 , L-leucine amide MOD:00100 , L-lysine amide MOD:00101 , L-methionine amide MOD:00102 , L-proline amide MOD:00104 , L-serine amide MOD:00105 , L-threonine amide MOD:00106 , L-tryptophan amide MOD:00107 , L-tyrosine amide MOD:00108 , L-valine amide MOD:00109 B [auth N] U2X Parent Component: TYR RESID AA0081 , AA0083 , AA0084 , AA0086 , AA0087 , AA0088 , AA0090 , AA0091 , AA0092 , AA0093 , AA0095 , AA0096 , AA0097 , AA0098 , AA0099 , AA0100