G proteins. The arginine finger strikes again.
Bourne
H R
HR
D001120:Arginine / Q000737:chemistry* / Q000378:metabolism; D020558:GTP Phosphohydrolases / Q000737:chemistry* / Q000378:metabolism; D019204:GTP-Binding Proteins / Q000737:chemistry* / Q000378:metabolism; D020690:GTPase-Activating Proteins; D006160:Guanosine Triphosphate / Q000378:metabolism; D006868:Hydrolysis; D011485:Protein Binding; D011487:Protein Conformation; D011506:Proteins / Q000737:chemistry* / Q000378:metabolism; D020710:RGS Proteins; D015398:Signal Transduction; D020742:rhoA GTP-Binding Protein
D020690:GTPase-Activating Proteins; D011506:Proteins; D020710:RGS Proteins; C085379:rho GTPase-activating protein; C098799:RGS4 protein; D006160:Guanosine Triphosphate; D001120:Arginine; D020558:GTP Phosphohydrolases; D019204:GTP-Binding Proteins; D020742:rhoA GTP-Binding Protein