HIV-1 bNAb 1-18 in complex with BG505 SOSIP.664 and 10-1074
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| R [auth P] | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| P [auth J] | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| N [auth G] | SCOP2B Superfamily | gp120 core | 8080371 | 3001390 | SCOP2B (2022-06-29) |
| Q [auth F] | SCOP2B Superfamily | Virus ectodomain | 8085614 | 3001628 | SCOP2B (2022-06-29) |
| O [auth M] | SCOP2B Superfamily | Virus ectodomain | 8085614 | 3001628 | SCOP2B (2022-06-29) |
| M [auth C] | 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) |
|---|---|---|---|---|---|---|---|---|
| R [auth P] | GP120_2nd | e6udjP2 | A: beta barrels | X: V1/V2 domain in HIV gp120 (From Topology) | H: V1/V2 domain in HIV gp120 (From Topology) | T: V1/V2 domain in HIV gp120 | F: GP120_2nd | ECOD (1.6) |
| R [auth P] | GP120_3rd | e6udjP1 | A: a+b two layers | X: Ribosomal protein L31e-like | H: Ribosomal protein L31e/gp120 outer domain (From Topology) | T: Ribosomal protein L31e/gp120 outer domain | F: GP120_3rd | ECOD (1.6) |
| R [auth P] | GP120_1st | e6udjP3 | A: a+b two layers | X: gp120 inner domain (From Topology) | H: gp120 inner domain (From Topology) | T: gp120 inner domain | F: GP120_1st | ECOD (1.6) |
| P [auth J] | GP120_2nd | e6udjJ3 | A: beta barrels | X: V1/V2 domain in HIV gp120 (From Topology) | H: V1/V2 domain in HIV gp120 (From Topology) | T: V1/V2 domain in HIV gp120 | F: GP120_2nd | ECOD (1.6) |
| P [auth J] | GP120_3rd | e6udjJ1 | A: a+b two layers | X: Ribosomal protein L31e-like | H: Ribosomal protein L31e/gp120 outer domain (From Topology) | T: Ribosomal protein L31e/gp120 outer domain | F: GP120_3rd | ECOD (1.6) |
| P [auth J] | GP120_1st | e6udjJ2 | A: a+b two layers | X: gp120 inner domain (From Topology) | H: gp120 inner domain (From Topology) | T: gp120 inner domain | F: GP120_1st | ECOD (1.6) |
| N [auth G] | GP120_2nd | e6udjG1 | A: beta barrels | X: V1/V2 domain in HIV gp120 (From Topology) | H: V1/V2 domain in HIV gp120 (From Topology) | T: V1/V2 domain in HIV gp120 | F: GP120_2nd | ECOD (1.6) |
| N [auth G] | GP120_3rd | e6udjG2 | A: a+b two layers | X: Ribosomal protein L31e-like | H: Ribosomal protein L31e/gp120 outer domain (From Topology) | T: Ribosomal protein L31e/gp120 outer domain | F: GP120_3rd | ECOD (1.6) |
| N [auth G] | GP120_1st | e6udjG3 | A: a+b two layers | X: gp120 inner domain (From Topology) | H: gp120 inner domain (From Topology) | T: gp120 inner domain | F: GP120_1st | ECOD (1.6) |
| Q [auth F] | GP41_1st | e6udjF1 | A: a+b duplicates or obligate multimers | X: MPER trimer (From Topology) | H: MPER trimer (From Topology) | T: MPER trimer | F: GP41_1st | ECOD (1.6) |
| O [auth M] | GP41_1st | e6udjM1 | A: a+b duplicates or obligate multimers | X: MPER trimer (From Topology) | H: MPER trimer (From Topology) | T: MPER trimer | F: GP41_1st | ECOD (1.6) |
| M [auth C] | GP41_1st | e6udjC1 | A: a+b duplicates or obligate multimers | X: MPER trimer (From Topology) | H: MPER trimer (From Topology) | T: MPER trimer | F: GP41_1st | ECOD (1.6) |
| L [auth H] | V-set_8 | e6udjH1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
| J [auth N] | V-set_8 | e6udjN1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
| H [auth D] | V-set_8 | e6udjD1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
| K [auth R] | V-set_3 | e6udjR1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_3 | ECOD (1.6) |
| I [auth L] | V-set_3 | e6udjL1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_3 | ECOD (1.6) |
| G [auth B] | V-set_3 | e6udjB1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_3 | ECOD (1.6) |
| F [auth I] | V-set | e6udjI1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set | ECOD (1.6) |
| E [auth O] | V-set | e6udjO1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set | ECOD (1.6) |
| D [auth E] | V-set | e6udjE1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set | ECOD (1.6) |
| C [auth Q] | V-set_8 | e6udjQ1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
| B [auth K] | V-set_8 | e6udjK1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
| A | V-set_8 | e6udjA1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: V-set_8 | ECOD (1.6) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| D [auth E], E [auth O], F [auth I] | Light Chain | IGKV3 | Kappa | envelope glycoprotein gp120 | SAbDab (2026-02-06) |
| A, B [auth K], C [auth Q] | Heavy Chain | IGHV4 | - | envelope glycoprotein gp120 | SAbDab (2026-02-06) |
Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage
| Chain | Name | Target | Provenance Source |
|---|---|---|---|
| G [auth B], I [auth L], K [auth R] | Zinlirvimab | HIV-1 gp120 V3 | Therapeutic SAbDab (2026-02-06) |
| A, B [auth K], C [auth Q] | Zinlirvimab | HIV-1 gp120 V3 | Therapeutic SAbDab (2026-02-06) |














