31. The pyrophosphates are mostly water-soluble. 32. Phosphate can form many polymeric ions such as pyrophosphate ),, and triphosphate,. 33. Adenylate cyclase catalyzes the conversion of ATP into cyclic AMP ( cAMP ) and pyrophosphate . 34. Upon the further rearrangements of the methyl groups and hydrides, clerodane pyrophosphate was generated. 35. This enzyme is also called "'pyrophosphate -acetate phosphotransferase " '. 36. The protein is located in the mitochondrial matrix and uses thiamine pyrophosphate as a cofactor. 37. IPP is isomerized to the allylic ester dimethylallyl pyrophosphate ( DMAPP ) by IPP isomerase. 38. Pyrophosphate is a byproduct of the reaction.39. Compare Geranylgeranyl pyrophosphate . talk ) 03 : 15, 12 October 2011 ( UTC) 40. Pyrophosphate regulates bone formation by preventing mineralization.