Cyclic Nucleotide Phosphodiesterases, Type 43',5'-Cyclic-AMP PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 3Phosphodiesterase InhibitorsRolipramCyclic Nucleotide Phosphodiesterases, Type 5Phosphoric Diester Hydrolases3',5'-Cyclic-GMP PhosphodiesterasesCyclic Nucleotide Phosphodiesterases, Type 6Cyclic Nucleotide Phosphodiesterases, Type 7Phosphodiesterase 3 InhibitorsPhosphodiesterase 5 InhibitorsCyclic GMPCyclic AMPPurinones4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinoneSulfonesPyrrolidinones1-Methyl-3-isobutylxanthinePurinesIsoenzymesMilrinoneTransducinCyclic AMP-Dependent Protein KinasesVinca AlkaloidsRod Cell Outer SegmentCyclic GMP-Dependent Protein KinasesRetinal Rod Photoreceptor CellsCarbolinesPiperazinesCatalytic DomainMolecular Sequence DataCyclopropanes2',3'-Cyclic-Nucleotide PhosphodiesterasesAminopyridinesTriazinesAmino Acid SequenceEnzyme ActivationGene Expression Regulation, EnzymologicNeopreneColforsinQuinolonesCattlePyridazinesGuanylate CyclasePhosphodiesterase ISignal TransductionBase SequenceIsoproterenolCyclohexanecarboxylic AcidsPhosphorylationKineticsDose-Response Relationship, DrugCells, CulturedPhotoreceptor CellsEnzyme InhibitorsCOS CellsRNA, MessengerRetinal Cone Photoreceptor CellsPenile ErectionPhotoreceptor Cells, VertebrateNucleotides, CyclicErectile DysfunctionRats, Sprague-DawleyRetinal DegenerationEye ProteinsSecond Messenger SystemsLight Signal TransductionTheophyllineCyclic GMP-Dependent Protein Kinase Type IBenzamidesCloning, MolecularCell LineXanthinesNitric Oxide DonorsAdenylate CyclaseBinding SitesElectroretinographyMyocytes, CardiacAlternative SplicingHydrolysisAdrenergic beta-AgonistsBlotting, WesternPenisMice, Inbred C57BLImidazolesSequence Homology, Amino Acid8-Bromo Cyclic Adenosine MonophosphatePyridinesProtein BindingPapaverineHoloenzymesThiadiazinesProtein Structure, TertiaryDNA, ComplementaryReverse Transcriptase Polymerase Chain ReactionRana catesbeianaCarney ComplexRecombinant ProteinsEnzyme Activators