HydrogenHydrogen BondingHydrogen PeroxideHydrogen SulfideComplex MixturesHydrogen CyanideModels, MolecularOxidation-ReductionOxidantsCatalaseKineticsDeuterium Exchange MeasurementWaterHydrogen-Ion ConcentrationMagnetic Resonance SpectroscopyModels, ChemicalMolecular StructureMolecular Sequence DataProtein ConformationCystathionine gamma-LyaseCrystallography, X-RayThermodynamicsPeroxidasesHydrogenaseMolecular ConformationTemperatureCatalysisSolventsAmino Acid SequenceBinding SitesStereoisomerismMass SpectrometrySulfidesOxygenFree RadicalsGasesHydroxyl RadicalProtonsProtein Structure, SecondaryReactive Oxygen SpeciesEscherichia coliProtein BindingMethaneGlucose OxidaseChromatography, High Pressure LiquidCattleHydroxidesStructure-Activity RelationshipSolutionsBreath TestsAmino AcidsTime FactorsSuperoxide DismutaseNuclear Magnetic Resonance, BiomolecularComputer SimulationBacterial ProteinsAntioxidantsPeptidesSpectrophotometryLactuloseSubstrate SpecificityMutationAnaerobiosisAmitroleElectron Spin Resonance SpectroscopyX-Ray DiffractionSpectroscopy, Fourier Transform InfraredDose-Response Relationship, DrugSuperoxidesFermentationSpectrometry, Mass, Electrospray IonizationBase SequenceProteinsChemistryOxidoreductasesSpectrophotometry, UltravioletPeroxidesPhase TransitionAmidesCystathionine beta-SynthaseDNAChemical PhenomenaElectrochemistryProtein Structure, TertiaryCalorimetry, Differential ScanningFormatesHorseradish PeroxidaseSpectrum Analysis, RamanLipid BilayersStatic ElectricityGlutathioneRecombinant ProteinsCatalytic DomainCysteineHot TemperatureFree Radical ScavengersIronElectronsMethanolProtein Folding