Structure of the extracellular domain of the CD40 in complex with 3H56-5 DAB
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
| Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| F [auth G] | d5dmjg_ | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | V set domains (antibody variable domain-like) | automated matches | Human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
| D [auth E] | d5dmje_ | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | V set domains (antibody variable domain-like) | automated matches | Human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
| B | d5dmjb_ | All beta proteins | Immunoglobulin-like beta-sandwich | Immunoglobulin | V set domains (antibody variable domain-like) | automated matches | Human (Homo sapiens ) [TaxId: 9606 ], | SCOPe (2.08) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| F [auth G] | e5dmjG1 | A: Thymine dioxygenase JBP1 DNA-binding domain-like | X: Oligo-peptide binding protein (OPPA) insertion domain | H: Oligo-peptide binding protein (OPPA) insertion domain | T: DnaJ | F: | ECOD (20:10:01) | |
| D [auth E] | e5dmjE1 | A: Thymine dioxygenase JBP1 DNA-binding domain-like | X: Oligo-peptide binding protein (OPPA) insertion domain | H: Oligo-peptide binding protein (OPPA) insertion domain | T: DnaJ | F: | ECOD (20:10:01) | |
| B | e5dmjB1 | A: Thymine dioxygenase JBP1 DNA-binding domain-like | X: Oligo-peptide binding protein (OPPA) insertion domain | H: Oligo-peptide binding protein (OPPA) insertion domain | T: DnaJ | F: | ECOD (20:10:01) | |
| E [auth F] | e5dmjF1 | A: MocoBD/DmpA-related | X: MocoBD/DmpA-related | H: Retrovirus capsid protein-C | T: FRB_dom | F: | ECOD (20:10:01) | |
| C [auth D] | e5dmjD1 | A: Thymine dioxygenase JBP1 DNA-binding domain-like | X: Oligo-peptide binding protein (OPPA) insertion domain | H: Oligo-peptide binding protein (OPPA) insertion domain | T: DnaJ | F: | ECOD (20:10:01) | |
| A | e5dmjA1 | A: MocoBD/DmpA-related | X: MocoBD/DmpA-related | H: Retrovirus capsid protein-C | T: FRB_dom | F: | ECOD (20:10:01) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| F [auth G] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| D [auth E] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| B | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (4.3.0) |
| E [auth F] | 2.10.50.10 | Mainly Beta | Ribbon | Tumor Necrosis Factor Receptor, subunit A | domain 2 | CATH (4.3.0) |
| C [auth D] | 2.10.50.10 | Mainly Beta | Ribbon | Tumor Necrosis Factor Receptor, subunit A | domain 2 | CATH (4.3.0) |
| A | 2.10.50.10 | Mainly Beta | Ribbon | Tumor Necrosis Factor Receptor, subunit A | domain 2 | 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, D [auth E], F [auth G] | 3H56-5 dAb | VH | Homo sapiens (human) | IGHV3-23*01, IGHV3-23D*01, IGHJ4*01, IGHJ5*01, IGHJ5*02, IGHJ4*02, IGHJ4*03 | V-DOMAIN VH | IG | (VH) | IMGT (202609-0) |
| A, C [auth D], E [auth F] | CD40 | 4TNFR-CYS | Homo sapiens (human) | CD40*01 | R-LIKE-DOMAIN TNFR-CYS | RPI | 4-TNFR-CYS | IMGT (202609-0) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B, D [auth E], F [auth G] | Heavy Chain | IGHV3 | - | tumor necrosis factor receptor superfamily member 5 | SAbDab (2026-03-13) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| A, C [auth D], E [auth F] | PF00020 | TNFR/NGFR cysteine-rich region (TNFR_c6) | TNFR/NGFR cysteine-rich region | Domain |














