purine nucleotides quantitatively reduced [ 3h ] ltd4 specific binding with a rank order potency of guanosine-5'-o-3-thiotriphosphate ( gtp gamma s ) = guanyl-5'-yl-imido-diphosphate [ gpp ( nh ) p ] greater than gtp greater than atp greater than gdp .
C0079469
gtp gamma s
C0018353
gtp