CatalysisHydrolysisKineticsSubstrate SpecificityModels, MolecularBinding SitesMolecular Sequence DataModels, ChemicalBiocatalysisAdenosine TriphosphateCatalytic DomainAmino Acid SequenceEscherichia coliProtein ConformationCrystallography, X-RayHydrogen-Ion ConcentrationMutagenesis, Site-DirectedMolecular StructureProtein BindingMagnetic Resonance SpectroscopyChemical PhenomenaStructure-Activity RelationshipAdenosine TriphosphatasesProtein Structure, TertiaryRecombinant ProteinsStereoisomerismChromatography, High Pressure LiquidMutationBase SequenceGuanosine TriphosphateEstersMagnesiumOxidation-ReductionPhosphatidylinositolsTemperatureHistidineBacterial ProteinsProton-Translocating ATPasesSequence Homology, Amino AcidAdenosine DiphosphateThermodynamicsChemistryMolecular ConformationAntibodies, CatalyticPhosphatesEnzyme StabilityAmino Acid SubstitutionHydrogen BondingRNA, CatalyticProtein Structure, SecondaryCattleCarboxylic Ester HydrolasesMetalsEnzymesMass SpectrometryCysteineProtonsAmino AcidsMultiple Chemical SensitivityGlycosidesEnzyme ActivationSequence AlignmentAspartic AcidCloning, MolecularChromatography, Thin LayerModels, BiologicalNucleotidesSpectrophotometry, UltravioletLysineEscherichia coli ProteinsOrganic ChemicalsWaterChemical IndustryAmidohydrolasesNucleic Acid ConformationDNA