Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/8X7A
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1Guanine nucleotide-binding...
prostacyclin receptorg proteintreprostinilboundcomplex
https://www.jci.org/articles/view/21446/figure/3
in thejcirolesthromboxaneprostacyclin