Guanosine TriphosphateGuanosineGTP CyclohydrolaseGuanosine 5'-O-(3-Thiotriphosphate)Guanine NucleotidesAdenosine TriphosphateGuanosine DiphosphateGTP-Binding ProteinsCytosine NucleotidesUracil NucleotidesIMP DehydrogenasePteridinesGTP PhosphohydrolasesHypoxanthinesKineticsGuanylyl ImidodiphosphatePterinsNucleotidesBiopterinAminohydrolasesRibonucleosidesMagnesiumMolecular Sequence DataHydrolysisProtein BindingAdenylate CyclaseGuanosine MonophosphatePhosphorus Isotopesrab GTP-Binding ProteinsGuanosine TetraphosphatePuromycinBinding SitesAmino Acid SequencePhosphoenolpyruvate Carboxykinase (GTP)Cell MembranePertussis ToxinCell LineCalciumCholera ToxinVirulence Factors, BordetellaEscherichia coliEnzyme ActivationCells, CulturedAdenosine Diphosphate RiboseRibosomesSignal TransductionModels, MolecularCell Adhesion MoleculesCyclic AMPRNA, TransferMutationProtein Structure, TertiaryRNA, BacterialThionucleotidesPhenylalanineGuanine Nucleotide Exchange FactorsCyclic GMPCattleTubulinStimulation, ChemicalTritiumThiamine TriphosphateCarbon IsotopesPhosphorylationUridine TriphosphateRecombinant Fusion ProteinsBacterial ProteinsInosine TriphosphateLiverCytidine TriphosphateBase SequenceGuanosine PentaphosphateDeoxyribonucleotidesPyrophosphatasesRibonucleotidesThymine NucleotidesAdenine NucleotidesSmall Molecule LibrariesDeoxyadenine NucleotidesDeoxyguanine NucleotidesNucleosidesProtein ConformationNucleoside-TriphosphataseApyraseSubstrate SpecificityRecombinant ProteinsStructure-Activity RelationshipDNAMolecular WeightAdenosine DiphosphateCytidineNucleic Acid ConformationDose-Response Relationship, DrugPolyphosphatesEthenoadenosine TriphosphateCrystallography, X-RayPhosphatesDideoxynucleotidesElectrophoresis, Polyacrylamide GelRabbits