Structure of unliganded anti-gp120 CD4bs antibody DH522IA Fab
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
| Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| B [auth L] | d5ukol2 | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | C1 set domains (antibody constant domain-like) | automated matches | (Macaca mulatta ) [TaxId: 9544 ], | SCOPe (2.08) |
| B [auth L] | d5ukol1 | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | automated matches | automated matches | (Macaca mulatta ) [TaxId: 9544 ], | SCOPe (2.08) |
| A [auth H] | d5ukoh1 | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | automated matches | automated matches | (Macaca mulatta ) [TaxId: 9544 ], | SCOPe (2.08) |
| A [auth H] | d5ukoh2 | Artifacts | Tags | Tags | Tags | N-terminal Tags | (Macaca mulatta ) [TaxId: 9544 ], | SCOPe (2.08) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| B [auth L] | ATP-synt_Eps | e5ukoL1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: ATP-synt_Eps | ECOD (v294.1) |
| A [auth H] | ATP-synt_Eps | e5ukoH1 | A: a/b three-layered sandwiches | X: Periplasmic binding protein-like II | H: Rubredoxin-related | T: Tetrapyrrole methylase C-terminal domain | F: ATP-synt_Eps | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| B [auth L] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| A [auth H] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
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 |
|---|---|---|---|---|---|---|---|---|
| B [auth L] | mAb DH522IA , anti-gp 120 [HIV-1], broadly neutralizing | L-LAMBDA | Macaca mulatta (Rhesus monkey) | IGLV2S9*01, IGLJ3*01, IGLJ2*01, IGLC1*01 | V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA | IG | FAB-GAMMA-1_LAMBDA | IMGT (202615-0) |
| A [auth H] | mAb DH522IA , anti-gp 120 [HIV-1], broadly neutralizing | VH-CH1 | Macaca mulatta (Rhesus monkey) | IGHV4-100*01, IGHJ4*01, IGHG1*02, IGHG1*01 | V-DOMAIN VH, C-DOMAIN CH1 | IG | FAB-GAMMA-1_LAMBDA | IMGT (202615-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B [auth L] | Light Chain | IGLV2 | Lambda | - | SAbDab (2026-04-24) |
| A [auth H] | Heavy Chain | IGHV4 | - | - | SAbDab (2026-04-24) |














