IsotopesHydrogenIsotope LabelingDeuteriumOxygen IsotopesHydrogen BondingHydrogen PeroxideNitrogen IsotopesCarbon IsotopesKineticsCatalysisHydrogen SulfideBiocatalysisOxidation-ReductionMetabolic Flux AnalysisModels, ChemicalNitroparaffinsProtonsHydrogen-Ion ConcentrationDeuterium Exchange Measurementgamma-GlutamylcyclotransferaseModels, MolecularSolventsQuantum TheoryBenzyl AlcoholDeuterium OxideSubstrate SpecificityThermodynamicsMolecular StructureRadioisotope Dilution TechniqueBoranesZinc IsotopesStereoisomerismLipoxygenasesOrganic Chemistry PhenomenaInosineEnzymesSulfur IsotopesMethylophilus methylotrophusTemperatureCobamidesHydrolysisD-Amino-Acid OxidaseMagnetic Resonance SpectroscopyMass SpectrometryIron IsotopesIntramolecular TransferasesHydroxylationFlavinsPurine-Nucleoside PhosphorylaseTritiumKetonesOxidoreductases, N-DemethylatingCarbonDeoxyadenosinesWaterMolecular ConformationOrotate PhosphoribosyltransferaseElectronsLipoxygenaseEscherichia coliAlkenesOxygenCatalytic DomainBinding SitesCyclizationOxygenasesCrystallography, X-RayNADStrontium IsotopesAlcoholsOrganometallic CompoundsAlanineProtein ConformationAlcohol OxidoreductasesSpectrophotometryOxidoreductases Acting on CH-NH Group DonorsElectron TransportAspartic AcidStructure-Activity RelationshipHydrogen CyanideSpectrum AnalysisMutagenesis, Site-DirectedMixed Function OxygenasesNADPIndicator Dilution TechniquesCatalaseOxidantsComputer SimulationBacterial ProteinsRecombinant ProteinsCytochrome P-450 Enzyme SystemGas Chromatography-Mass SpectrometrySulfidesMethaneEvolution, PlanetaryCystathionine gamma-LyaseMercury IsotopesMolecular Sequence DataPeroxidases