Receptor names:
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Structure coverage
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)






By class By ligand type The number of unique receptors 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.


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
*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 2025-01-01.