ADP-ribosyl CyclaseAntigens, CD38Adenylate CyclaseRiboseGuanylate CyclaseMolecular Sequence DataAmino Acid SequenceMammalsNAD+ NucleosidaseSequence Homology, Amino AcidCloning, MolecularBase SequenceE2F7 Transcription FactorDNA, ComplementarySubstrate SpecificityNADKineticsAdenylate Cyclase ToxinTissue DistributionModels, MolecularCell LineAdenosine DiphosphateSequence AlignmentHeLa CellsBlotting, NorthernCOS CellsRNA, MessengerCricetinaeCyclic AMPProtein Structure, TertiaryRecombinant ProteinsTransfectionCHO Cells