G protein alpha subunits activate tubulin GTPase and modulate microtubule polymerization dynamics.
Roychowdhury S, Panda D, Wilson L, Rasenick MM. G protein alpha subunits activate tubulin GTPase and modulate microtubule polymerization dynamics. J Biol Chem. 1999 May 07; 274(19):13485-90.