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 500 64 2 50 1 20 0 637
Receptor - ligand complexes 493 63 2 50 1 20 0 629
Receptor - G protein complexes 102 45 2 4 1 6 0 160
Active-state receptors* 179 47 2 15 1 7 0 251


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** 88 14 1 8 1 4 0 116
Receptor - ligand complexes 321 42 2 41 1 13 0 420
Receptor - G protein complexes 44 14 1 3 1 2 0 65
Active-state receptors* 52 14 1 4 1 2 0 74
*Active state is defined as agonist-bound and opened intracellular TM bundle. **Receptor-orthologues are only counted once.

Specific sets of structures can be downloaded from the Structures page.
The latest released structure is from 2021-12-15.



By class By ligand type The number of unique receptor with structures available. The number of unique receptors GPCR-ligand complexes. The number of structures available. The number of unique receptors with structures. The number of unique GPCR-ligand complexes. The number of structures available.


Structural coverage of GPCR Classes


Receptor names: