CatalysisEnzymesBiocatalysisCatalytic DomainKineticsModels, MolecularProtein ConformationBinding SitesModels, ChemicalHydrogen-Ion ConcentrationSubstrate SpecificityCrystallography, X-RayMolecular Sequence DataAmino Acid SequenceMutagenesis, Site-DirectedStructure-Activity RelationshipMolecular StructureEscherichia coliStereoisomerismProtein BindingProtein Structure, TertiaryRecombinant ProteinsHydrolysisSequence Homology, Amino AcidRNA, CatalyticHistidineMutationHydrogen BondingAmino Acid SubstitutionBase SequenceOxidation-ReductionProtein Structure, SecondaryAntibodies, CatalyticMolecular ConformationThermodynamicsSequence AlignmentAspartic AcidMetalsLigandsEnzyme StabilityMagnesiumCysteineProtonsBacterial ProteinsAlkenesCloning, MolecularConserved SequenceAdenosine TriphosphateLysineCyclizationIonsStatic ElectricityNucleic Acid ConformationSpectrophotometryOxidoreductasesTemperatureManganeseMagnetic Resonance SpectroscopyWaterArginineDimerizationCationsAnionsPalladiumIminesProtein Structure, QuaternaryCations, DivalentNADPProton-Translocating ATPasesLewis AcidsCircular DichroismChromatography, High Pressure LiquidAlanineCrystallizationFlavinsEnzyme InhibitorsZincChemistry, OrganicEscherichia coli ProteinsMolecular Dynamics SimulationOxygenKetonesPoint MutationSpectrophotometry, UltravioletAlkadienesMutagenesisDNAAmino Acid MotifsGlutamic AcidAsparagineModels, BiologicalDrug DesignPhosphatesDiethyl PyrocarbonateEnzyme ActivationIsomerismNADDNA PrimersQuantum TheoryAllosteric Regulation