3',5'-Cyclic-AMP PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 12',3'-Cyclic-Nucleotide PhosphodiesterasesPhosphodiesterase InhibitorsPhosphoric Diester HydrolasesRolipramCyclic Nucleotide Phosphodiesterases, Type 3Nucleotides, Cyclic3',5'-Cyclic-GMP PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 4CalmodulinCyclic GMPCyclic AMPPhosphodiesterase 3 Inhibitors4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneIsoenzymesCyclic Nucleotide Phosphodiesterases, Type 71-Methyl-3-isobutylxanthinePhosphodiesterase 4 InhibitorsKineticsCyclic Nucleotide Phosphodiesterases, Type 5PurinonesCattlePyrrolidinonesPapaverineTheophyllineEnzyme ActivationCyclic Nucleotide Phosphodiesterases, Type 2Calmodulin-Binding ProteinsPhosphodiesterase ICalciumXanthinesMolecular Sequence DataMilrinoneAdenylate CyclaseBrainAmino Acid SequenceTrifluoperazineNucleotidesCalcium-Binding ProteinsMolecular WeightDictyosteliumBucladesineIsoproterenolCyclic AMP-Dependent Protein KinasesPhosphodiesterase 5 InhibitorsMyocardiumBase SequenceSubstrate SpecificityTrypsinColforsinHydrolysisChromatography, Ion ExchangeChromatography, AffinityCloning, MolecularQuinolonesEgtazic AcidSubcellular FractionsBinding SitesDibutyryl Cyclic GMPProtein KinasesCells, CulturedAmino AcidsRats, Inbred StrainsRNA, MessengerGene Expression Regulation, EnzymologicProtein BindingEnzyme InhibitorsDose-Response Relationship, DrugCytosolCyclic Nucleotide-Gated Cation ChannelsPhosphorylationRabbitsGuinea PigsLiverPyrophosphatasesCell LinePeptide FragmentsCyclic IMPCyclic Nucleotide Phosphodiesterases, Type 6Carrier ProteinsRecombinant ProteinsSignal TransductionAdenine NucleotidesSequence Homology, Amino AcidCations, DivalentRats, Sprague-DawleyGuanine NucleotidesSulfones8-Bromo Cyclic Adenosine MonophosphatePolymorphism, Single NucleotidePurinesGuanylate CyclaseCyclic GMP-Dependent Protein KinasesPhotoreceptor CellsProtein Structure, TertiaryVinca AlkaloidsChromatography, GelBinding, CompetitiveTransducin