CatalysisModels, BiologicalComputer SimulationGene Expression Regulation, DevelopmentalMolecular Sequence DataSignal TransductionKineticsModels, MolecularBiocatalysisCatalytic DomainBinding SitesSubstrate SpecificityAmino Acid SequenceCrystallography, X-RayMutagenesis, Site-DirectedProtein ConformationModels, ChemicalEscherichia coliHydrogen-Ion ConcentrationProtein BindingMutationBase SequenceProtein Structure, TertiaryMolecular StructureHydrolysisRecombinant ProteinsStructure-Activity RelationshipRNA, CatalyticSequence Homology, Amino AcidHistidineOxidation-ReductionStereoisomerismSequence AlignmentEnzymesHydrogen BondingThermodynamicsAntibodies, CatalyticAmino Acid SubstitutionTime FactorsAlgorithmsProtein Structure, SecondaryEnzyme StabilityMetalsTemperatureBacterial ProteinsMolecular ConformationAspartic AcidCloning, MolecularMagnesiumConserved SequenceAdenosine TriphosphateProtonsNucleic Acid ConformationCysteineWaterDNASoftwareMagnetic Resonance SpectroscopySpectrophotometryLysineOxidoreductasesOxygenDNA PrimersModels, TheoreticalReproducibility of ResultsProteinsProtein FoldingLigandsDimerizationProtein Structure, QuaternaryManganeseComputational BiologyProton-Translocating ATPasesCrystallizationSaccharomyces cerevisiaeCattleCyclizationChromatography, High Pressure LiquidNADPArginineQuantum TheoryAlkenesElectronsSolventsCircular DichroismFlavinsEscherichia coli ProteinsEnzyme ActivationEvolution, MolecularPhosphatesSpectrometry, FluorescencePhylogenyZincStatic ElectricityGlutamic AcidSpectrophotometry, UltravioletChemistry, OrganicPeptidesAmino Acid MotifsNAD