5'-guanylylimidodiphosphate ( gpp ( nh ) -p ) stimulates adenylate cyclase [ atp-pyrophosphate-lyase ( cyclizing ) , ec 4.6.1.1 ] activity in plasma membranes isolated from frog and salmon erythrocytes , from rat adrenal , hepatic , and fat cells , and from bovine thyroid cells .
C0007603
plasma membranes
C0007634
cells