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) | T2 (Taste 2) | Total |
Receptors | 607 | 90 | 9 | 61 | 1 | 20 | 0 | 788 |
Receptor - ligand complexes | 593 | 87 | 9 | 60 | 1 | 18 | 0 | 768 |
Receptor - G protein complexes | 195 | 71 | 9 | 4 | 1 | 6 | 0 | 286 |
Active-state receptors* | 269 | 73 | 9 | 18 | 1 | 7 | 0 | 377 |
Number of unique receptor complexes
Class (Family) |
A (Rhodopsin) | B1 (Secretin) | B2 (Adhesion) | C (Glutamate) |
D1 (Ste2-like fungal pheromone) |
F (Frizzled) | T2 (Taste 2) | Total |
Receptors** | 101 | 14 | 6 | 10 | 1 | 4 | 0 | 136 |
Receptor - ligand complexes | 391 | 55 | 7 | 45 | 1 | 13 | 0 | 512 |
Receptor - G protein complexes | 65 | 14 | 6 | 3 | 1 | 2 | 0 | 91 |
Active-state receptors* | 72 | 14 | 6 | 5 | 1 | 2 | 0 | 100 |
Specific sets of structures can be downloaded from the Structures page.
The latest released structure is from 2022-05-04.
Structural coverage of GPCR Classes
Receptor names: