CatalysisModels, BiologicalComputer SimulationGene Expression Regulation, DevelopmentalMolecular Sequence DataSignal TransductionKineticsBiocatalysisModels, MolecularCatalytic DomainBinding SitesSubstrate SpecificityCrystallography, X-RayAmino Acid SequenceMutagenesis, Site-DirectedProtein ConformationEscherichia coliModels, ChemicalHydrogen-Ion ConcentrationProtein Structure, TertiaryProtein BindingMutationRNA, CatalyticBase SequenceHydrolysisMolecular StructureHistidineStructure-Activity RelationshipRecombinant ProteinsSequence Homology, Amino AcidOxidation-ReductionStereoisomerismHydrogen BondingAntibodies, CatalyticAmino Acid SubstitutionEnzymesSequence AlignmentThermodynamicsProtein Structure, SecondaryEnzyme StabilityMetalsAspartic AcidBacterial ProteinsConserved SequenceMolecular ConformationMagnesiumCloning, MolecularProtonsCysteineAdenosine TriphosphateTemperatureNucleic Acid ConformationOxidoreductasesLysineSpectrophotometryTime FactorsProton-Translocating ATPasesDimerizationProtein Structure, QuaternaryManganeseOxygenWaterProtein FoldingNADPFlavinsCrystallizationDNAArginineSaccharomyces cerevisiaeMagnetic Resonance SpectroscopyDNA PrimersCircular DichroismLigandsEscherichia coli ProteinsQuantum TheoryAlkenesCyclizationEnzyme ActivationPhosphatesNADZincFlavin-Adenine DinucleotideElectronsHemeAmino Acid MotifsStatic ElectricityElectron Spin Resonance SpectroscopyEvolution, MolecularDiethyl PyrocarbonateAsparagineMutagenesisIminesHydrogenChemistry, OrganicSpectrophotometry, UltravioletLewis AcidsAlaninePalladiumCattleSulfhydryl Compounds