Phosphatidylinositol 4,5-bisphosphate (PIP2)-enhanced G protein-coupled receptor kinase (GRK) activity. Location, structure, and regulation of the PIP2 binding site distinguishes the GRK subfamilies.
Pitcher JA, Fredericks ZL, Stone WC, Premont RT, Stoffel RH, Koch WJ, Lefkowitz RJ.
Pitcher JA, et al.
J Biol Chem. 1996 Oct 4;271(40):24907-13. doi: 10.1074/jbc.271.40.24907.
J Biol Chem. 1996.
PMID: 8798768
Free article.
We have shown previously that the membrane association of betaARK (beta-adrenergic receptor kinase) (GRK2) is mediated, in vitro, by the simultaneous binding of PIP2 and the betagamma subunits of heterotrimeric G proteins to the carboxyl-terminal pleckstrin homology domain of thi …
We have shown previously that the membrane association of betaARK (beta-adrenergic receptor kinase) (GRK2) is mediated, in vitro, by the sim …