the order of effectiveness of guanine nucleotides was guanosine 5'-0- ( 3-thiotriphosphate ) ( gtp-gamma-s ) , 5'-guanylylimido diphosphate ( gpp ( nh ) p ) , and guanosine 5'-triphosphate ( gtp ) .
C0018366
gpp ( nh ) p
C0018353
guanosine