Receptor names:
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Structure coverage
▬ Active ▬ Inactive ▬ Both
▬ Active ▬ Inactive ▬ Both
Receptor names:
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Receptor-ligand complexes count (from low to high)
Receptor names:
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Structures count (from low to high)
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Number of structures, including multiple of same receptor (complex)
| Class (Family) |
A (Rhodopsin) | B1 (Secretin) | B2 (Adhesion) | C (Glutamate) |
D1 (Ste2-like fungal pheromone) |
F (Frizzled) | O1 (fish-like odorant) | O2 (tetrapod specific odorant) | T2 (Taste 2) | Other GPCRs | Total |
| Receptors | 1358 | 148 | 34 | 115 | 1 | 34 | 5 | 3 | 18 | 0 | 1716 |
| Receptor - ligand complexes | 1356 | 148 | 34 | 115 | 1 | 34 | 5 | 3 | 18 | 0 | 1714 |
| Receptor - G protein complexes | 786 | 123 | 32 | 18 | 1 | 11 | 3 | 3 | 16 | 0 | 993 |
| Active-state receptors* | 886 | 128 | 32 | 47 | 1 | 13 | 4 | 3 | 16 | 0 | 1130 |
Number of unique receptor complexes
| Class (Family) |
A (Rhodopsin) | B1 (Secretin) | B2 (Adhesion) | C (Glutamate) |
D1 (Ste2-like fungal pheromone) |
F (Frizzled) | O1 (fish-like odorant) | O2 (tetrapod specific odorant) | T2 (Taste 2) | Other GPCRs | Total |
| Receptors** | 185 | 15 | 9 | 13 | 1 | 7 | 3 | 3 | 2 | 0 | 238 |
| Receptor - ligand complexes | 851 | 97 | 13 | 64 | 1 | 19 | 4 | 3 | 6 | 0 | 1058 |
| Receptor - G protein complexes | 170 | 15 | 9 | 5 | 1 | 5 | 3 | 3 | 2 | 0 | 213 |
| Active-state receptors* | 174 | 15 | 9 | 7 | 1 | 5 | 3 | 3 | 2 | 0 | 219 |
Specific sets of structures can be downloaded from the Structures page.
The latest released structure is from 2025-01-01.