2-methylthioadenosine trisphosphate ( 2-methyl-s-atp ) , a specific p2y receptor agonist , has no effect upon ptdins ( 4,5 ) p2 hydrolysis in the absence of guanine nucleotides , but greatly enhances both the potency and efficacy of pic activation by guanine nucleotides such as gtp gamma s .
C0020291
hydrolysis
C0136864
pic