HIV Env BG505 NFL TD+ in complex with antibody E70 fragment antigen binding
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| G [auth E] | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| G [auth E] | SCOP2B Superfamily | Virus ectodomain | 8085614 | 3001628 | SCOP2B (2022-06-29) |
| D [auth B] | SCOP2B Superfamily | Virus ectodomain | 8085614 | 3001628 | SCOP2B (2022-06-29) |
| D [auth B] | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Virus ectodomain | 8085614 | 3001628 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| I [auth G] | ATP-synt | e6p62G1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| F [auth D] | ATP-synt | e6p62D1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| C [auth L] | ATP-synt | e6p62L1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| H [auth F] | ATP-synt | e6p62F1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| E [auth C] | ATP-synt | e6p62C1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| B [auth H] | ATP-synt | e6p62H1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| G [auth E] | ATP-synt | e6p62E1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| D [auth B] | ATP-synt | e6p62B1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
| A | ATP-synt | e6p62A1 | A: a/b three-layered sandwiches | X: P-loop domains-like | H: DUF1107-like | T: DUF1107-like | F: ATP-synt | ECOD (v294.1) |
IMGT Antibody Annotation IMGT Database Homepage
| Chain | Protein Name | Description | Organism Name | Gene Allele Name(s) | Domain Name(s) | Receptor Type | Receptor Description | Provenance Source |
|---|---|---|---|---|---|---|---|---|
| C [auth L], F [auth D], I [auth G] | Fab E70, anti-gp120 [HIV-1], neutralizing | L-KAPPA | Oryctolagus cuniculus (rabbit) | IGKV1S6*01, IGKJ1-2*02, IGKJ1-2*01, IGKC1*01 | V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA | IG | FAB-GAMMA_KAPPA | IMGT (202611-0) |
| B [auth H], E [auth C], H [auth F] | Fab E70, anti-gp120 [HIV-1], neutralizing | VH-CH1 | Oryctolagus cuniculus (rabbit) | IGHV1S40*01, IGHJ6*01, IGHG*01, IGHG*05, IGHG*02 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA_KAPPA | IMGT (202611-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| C [auth L], F [auth D], I [auth G] | Light Chain | IGKV1 | Kappa | hiv-1 env bg505 nfl td+ | SAbDab (2026-03-27) |
| B [auth H], E [auth C], H [auth F] | Heavy Chain | IGHV1 | - | hiv-1 env bg505 nfl td+ | SAbDab (2026-03-27) |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| A, D [auth B], G [auth E] | IPR000777 | Human immunodeficiency virus 1, envelope glycoprotein Gp120 | Domain |
| A, D [auth B], G [auth E] | IPR036377 | Gp120 core superfamily | Homologous Superfamily |
| A, D [auth B], G [auth E] | IPR000328 | Retroviral envelope protein GP41-like | Domain |
| A, D [auth B], G [auth E] | IPR037527 | Envelope glycoprotein Gp160 | Family |














