Number of G protein structures

Structures Gs Gi/o Gq/11 G12/13 GPa1 Total
Non complexed G protein 34 88 11 7 - 140
Receptor - G protein complexes 190 206 47 6 1 450
Total structures 224 294 58 13 1 590


Number of GPCR-G protein structures (distinct complexes)

Receptor Class Gs Gi/o Gq/11 G12/13 GPa1 Total
Class A 90 (23) 186 (72) 44 (22) 1 (1) - 321 (118)
Class B1 86 (15) 2 (2) 1 (1) - - 89 (18)
Class B2 13 (6) 6 (3) 2 (2) 5 (5) - 26 (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 2022-12-28.


Structural coverage of GPCR-G protein complexes.


Receptor names: