Title: The beta gamma subunits of GTP-binding proteins activate the muscarinic K+ channel in heart.

Authors: D E Logothetis, Y Kurachi, J Galper, E J Neer, D E Clapham

Journal, date & volume: Nature, 1987 Jan 22-28 , 325, 321-6

PubMed link: http://www.ncbi.nlm.nih.gov/pubmed/2433589

Abstract