the binding of [ 3h ] epinephrine to plasma membranes was affected ( temporary release of bound epinephrine and characteristic retardation of epinephrine binding ) not only by gtp but also by dgtp and guanylylimidodiphosphate , whereas the binding of [ 3h ] dihydroalprenolol was not affected by gtp .
C0018366
guanylylimidodiphosphate
C0018353
gtp