the apparent affinities of the nucleotides for acth-stimulated adenylate cyclase from bovine adrenal cortex ( at 2 mm creatine phosphate ) were , gtp = dgtp greater than gpp ( nh ) p greater than gpp ( ch2 ) p ( 5'-guanylyl-beta , gamma-methylene-diphosphonate ) greater than itp greater than utp greater than ctp .
C0018353
gtp
C0018366
gpp ( nh ) p