guanosine triphosphate ( gtp ) and its non-hydrolyzable analogs , guanylyl imidodiphosphate ( gpp ( nh ) p ) and guanosine-5'-o- ( 3-thiotriphosphate ) ( gtp-gamma-s ) , increased the rate of dissociation of radiolabeled vip from arterial receptors in a concentration-dependent manner .
C0018366
gpp ( nh ) p
C0018353
gtp