3',5'-Cyclic-AMP Phosphodiesterases2',3'-Cyclic-Nucleotide PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 1Phosphoric Diester HydrolasesPhosphodiesterase InhibitorsCyclic Nucleotide Phosphodiesterases, Type 33',5'-Cyclic-GMP PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 4Phosphodiesterase 3 InhibitorsRolipramCalmodulinCyclic AMPCyclic GMP4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinonePhosphodiesterase 4 InhibitorsPhosphodiesterase I1-Methyl-3-isobutylxanthineCyclic Nucleotide Phosphodiesterases, Type 5Cyclic Nucleotide Phosphodiesterases, Type 7NucleotidesKineticsPurinonesCattleCyclic Nucleotide Phosphodiesterases, Type 2PyrrolidinonesIsoenzymesPhosphodiesterase 5 InhibitorsPapaverineMolecular Sequence DataNucleotides, CyclicTheophyllineEnzyme ActivationMilrinoneAmino Acid SequenceCalmodulin-Binding ProteinsCalciumXanthinesAdenylate CyclaseBrainBase SequenceMolecular WeightTrifluoperazineCalcium-Binding ProteinsPyrophosphatasesDictyosteliumCloning, MolecularIsoproterenolSubstrate SpecificityHydrolysisCyclic AMP-Dependent Protein KinasesAdenine NucleotidesMyocardiumTrypsinCyclic Nucleotide Phosphodiesterases, Type 6ColforsinPolymorphism, Single NucleotideChromatography, Ion ExchangeBucladesineChromatography, AffinityBinding SitesQuinolonesGuanine NucleotidesEgtazic AcidCations, DivalentRNA, MessengerSulfonesSequence Homology, Amino AcidPurinesProtein BindingSubcellular FractionsCells, CulturedRats, Inbred StrainsAmino AcidsProtein KinasesGene Expression Regulation, EnzymologicTransducinDose-Response Relationship, DrugPurine NucleotidesEnzyme InhibitorsCell LineGuinea PigsPhosphorylationProtein Structure, TertiaryRod Cell Outer SegmentRabbitsRecombinant ProteinsChromatography, GelPeptide FragmentsLiverBinding, CompetitiveCarrier ProteinsCytosolPhotoreceptor CellsMutagenesis, Site-DirectedDNASignal TransductionGuanosine TriphosphateMutationEscherichia coliVinca Alkaloids