thus , increasing the concentration of mn2+ in rat reticulocyte membrane during in vitro incubations causes a parallel loss of gpp ( nh ) p-stimulated adenylate cyclase activity , cholera toxin-catalyzed [ 32p ] adp-ribosylation of the 42 000 mr subunit of component g and cholera toxin-catalyzed enhancement of gtp-sensitive adenylate cyclase activity .
C0018366
gpp ( nh ) p
C0018353
gtp