Number of G protein structures

Structures Gs Gi/o Gq/11 G12/13 GPa1 Total
Non complexed G protein 38 89 13 6 - 146
Receptor - G protein complexes 218 256 62 7 1 544
Total structures 256 345 75 13 1 690


Number of GPCR-G protein structures (distinct complexes)

Receptor Class Gs Gi/o Gq/11 G12/13 GPa1 Total
Class A 111 (34) 236 (87) 59 (33) 2 (2) - 408 (156)
Class B1 92 (15) 2 (2) 1 (1) - - 95 (18)
Class B2 14 (6) 6 (3) 2 (2) 5 (5) - 27 (16)
Class C - 4 (3) - - - 4 (3)
Class D1 - - - - 1 (1) 1 (1)
Class F 1 (1) 5 (1) - - - 6 (2)
Class T2 - 3 (1) - - - 3 (1)


Specific sets of structures can be downloaded from the Structures page.
The latest released structure is from 2023-06-07.


Structural coverage of GPCR-G protein complexes.


Receptor names: