Head region of insulin receptor ectodomain (A-isoform) bound to the non-insulin agonist IM462
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| A | SCOP2B Superfamily | Insulin-like | 8038024 | 3000307 | SCOP2B (2022-06-29) |
| D [auth F] | SCOP2B Superfamily | L domain-like | 8032832 | 3001010 | SCOP2B (2022-06-29) |
| C [auth E] | SCOP2B Superfamily | L domain-like | 8032832 | 3001010 | SCOP2B (2022-06-29) |
| C [auth E] | SCOP2B Superfamily | L domain-like | 8032830 | 3001010 | SCOP2B (2022-06-29) |
| C [auth E] | SCOP2B Superfamily | Growth factor receptor domain-like | 8032837 | 3000398 | 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) |
|---|---|---|---|---|---|---|---|---|
| A | Insulin | e7u6eA1 | A: few secondary structure elements | X: Insulin-like (From Topology) | H: Insulin-like (From Topology) | T: Insulin-like | F: Insulin | ECOD (1.6) |
| B | Insulin | e7u6eB1 | A: few secondary structure elements | X: Insulin-like (From Topology) | H: Insulin-like (From Topology) | T: Insulin-like | F: Insulin | ECOD (1.6) |
| D [auth F] | fn3 | e7u6eF1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: fn3 | ECOD (1.6) |
| D [auth F] | Recep_L_domain | e7u6eF2 | A: beta duplicates or obligate multimers | X: Single-stranded right-handed beta-helix | H: Leucine-rich repeats (From Topology) | T: Leucine-rich repeats | F: Recep_L_domain | ECOD (1.6) |
| C [auth E] | fn3 | e7u6eE3 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: fn3 | ECOD (1.6) |
| C [auth E] | Recep_L_domain | e7u6eE4 | A: beta duplicates or obligate multimers | X: Single-stranded right-handed beta-helix | H: Leucine-rich repeats (From Topology) | T: Leucine-rich repeats | F: Recep_L_domain | ECOD (1.6) |
| C [auth E] | Furin-like_5 | e7u6eE2 | A: few secondary structure elements | X: EGF-like | H: Growth factor receptor domain (From Topology) | T: Growth factor receptor domain | F: Furin-like_5 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
| Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
|---|---|---|---|---|---|---|
| C [auth E] | 2.10.220.10 | Mainly Beta | Ribbon | Hormone Receptor, Insulin-like Growth Factor Receptor 1 | Chain A domain 2 | CATH (utative) |
| C [auth E] | 3.80.20.20 | Alpha Beta | Alpha-Beta Horseshoe | 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a' | Chain A | CATH (utative) |
| C [auth E] | 2.60.40.10 | Mainly Beta | Sandwich | Immunoglobulin-like | Immunoglobulins | CATH (utative) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00049 | Insulin/IGF/Relaxin family (Insulin) | Insulin/IGF/Relaxin family | Superfamily includes insulins; relaxins; insulin-like growth factor; and bombyxin. All are secreted regulatory hormones. Disulfide rich, all-alpha fold. Alignment includes B chain, linker (which is processed out of the final product), and A chain. | Domain | |
| C [auth E], D [auth F] | PF00757 | Furin-like cysteine rich region (Furin-like) | Furin-like cysteine rich region | Domain | |
| C [auth E], D [auth F] | PF01030 | Receptor L domain (Recep_L_domain) | Receptor L domain | - | Repeat |














