A membrane-permeable peptide containing the last 21 residues of the G alpha(s) carboxyl terminus inhibits G(s)-coupled receptor signaling in intact cells: correlations between peptide structure and biological activity.

A membrane-permeable peptide containing the last 21 residues of the G alpha(s) carboxyl terminus inhibits G(s)-coupled receptor signaling in intact cells: correlations between peptide structure and biological activity.