CatalysisBiocatalysisKineticsCatalytic DomainModels, MolecularSubstrate SpecificityBinding SitesCrystallography, X-RayMutagenesis, Site-DirectedMolecular Sequence DataAmino Acid SequenceProtein ConformationEscherichia coliModels, ChemicalHydrogen-Ion ConcentrationRNA, CatalyticHydrolysisHistidineMolecular StructureProtein Structure, TertiaryProtein BindingStructure-Activity RelationshipRecombinant ProteinsAntibodies, CatalyticOxidation-ReductionStereoisomerismSequence Homology, Amino AcidHydrogen BondingBase SequenceMutationAmino Acid SubstitutionEnzyme StabilityEnzymesAspartic AcidMetalsProtein Structure, SecondaryThermodynamicsMagnesiumSequence AlignmentCysteineProtonsMolecular ConformationBacterial ProteinsConserved SequenceCloning, MolecularOxidoreductasesAdenosine TriphosphateSpectrophotometryLysineProton-Translocating ATPasesNucleic Acid ConformationManganeseNADPFlavinsTemperatureArginineAlkenesProtein Structure, QuaternaryCyclizationDimerizationFlavin-Adenine DinucleotideDiethyl PyrocarbonateCrystallizationIminesNADAsparaginePhosphatesCircular DichroismChemistry, OrganicLewis AcidsElectron Spin Resonance SpectroscopyHemePalladiumMagnetic Resonance SpectroscopyZincEscherichia coli ProteinsOxygenQuantum TheoryCobamidesEnzyme ActivationSpectrophotometry, UltravioletProtein FoldingAlanineHydrogenWaterIsomerismElectronsCations, DivalentSulfhydryl CompoundsChorismate MutaseStatic ElectricityDNA PrimersAldehydesOxygenasesAlkadienesLigandsCoenzymesKetonesPhosphinesHydrolases