Guanylyl Imidodiphosphate
Synonyms
5'-Guanylic acid, monoanhydride with imidodiphosphoric acid
GMP-P(NH)P
GMP-PNP
Gpp(NH)p
Guanosine 5'-(Beta,Gamma-Imido)Triphosphate
Guanyl 5' Imidodiphosphate
Guanyl-5'-Imidodiphosphate
Imidodiphosphate, Guanylyl
P(NH)PPG
A non-hydrolyzable analog of GTP, in which the oxygen atom bridging the beta to the gamma phosphate is replaced by a nitrogen atom. It binds tightly to G-protein in the presence of Mg2+. The nucleotide is a potent stimulator of ADENYLYL CYCLASES.