Structural Basis for the Activity of Drugs that Inhibit Phosphodiesterases
Card GL, England BP, Suzuki Y, Fong D, Powell B, Lee B, Luu C, Tabrizizad M, Gillette S, Ibrahim PN, Artis DR, Bollag G, Milburn MV, Kim SH, Schlessinger J, Zhang KY. Structural Basis for the Activity of Drugs that Inhibit Phosphodiesterases. Structure 2004, 12: 2233-2247. PMID: 15576036, DOI: 10.1016/j.str.2004.10.004.Peer-Reviewed Original ResearchConceptsHigh-resolution crystal structuresInvariant glutamineHydrogen bondingCatalytic domainStructural basisStructural insightsIsoform-selective inhibitorsHydrolysis of cAMPHydrophobic residuesInhibitor bindingActive siteCrystal structureCocrystal structureHydrophobic clampLarge familyDifferent inhibitorsPhosphodiesterasesVariety of diseasesSelective PDE inhibitorsInhibitorsActivity of drugsPDE inhibitorsBondingEnzymeResiduesA Glutamine Switch Mechanism for Nucleotide Selectivity by Phosphodiesterases
Zhang KY, Card GL, Suzuki Y, Artis DR, Fong D, Gillette S, Hsieh D, Neiman J, West BL, Zhang C, Milburn MV, Kim SH, Schlessinger J, Bollag G. A Glutamine Switch Mechanism for Nucleotide Selectivity by Phosphodiesterases. Molecular Cell 2004, 15: 279-286. PMID: 15260978, DOI: 10.1016/j.molcel.2004.07.005.Peer-Reviewed Original ResearchMeSH Keywords3',5'-Cyclic-AMP Phosphodiesterases3',5'-Cyclic-GMP PhosphodiesterasesCatalytic DomainCrystallography, X-RayCyclic AMPCyclic GMPCyclic Nucleotide Phosphodiesterases, Type 3Cyclic Nucleotide Phosphodiesterases, Type 4Cyclic Nucleotide Phosphodiesterases, Type 5GlutamineHumansModels, MolecularProtein ConformationConceptsNucleotide selectivityKey specificity determinantKey histidine residuesFamily of enzymesHigh-resolution co-crystal structuresCo-crystal structureNew PDE inhibitorsGlutamine switchInvariant glutamineSpecificity determinantsTypes of phosphodiesterasesGlutamine functionsGlutamine residuesHistidine residuesSwitch mechanismStructural understandingPhosphodiesterasesCyclic nucleotidesResiduesCritical rolePurine moietyCGMPCAMPPDE inhibitorsNucleotides