CysteineCysteine DioxygenaseSulfur CompoundsS-NitrosothiolsTaurineSulfhydryl CompoundsOxidation-ReductionDioxygenasesAmino Acid SequenceSulfatesMolecular Sequence DataCarboxy-LyasesGlutathioneDisulfidesMutagenesis, Site-DirectedCysteine EndopeptidasesCysteine ProteasesBinding SitesModels, MolecularProtein ConformationBase SequenceSequence Homology, Amino AcidKineticsProtein Structure, TertiaryMutationRecombinant ProteinsEscherichia coliSulfhydryl ReagentsCysteine Proteinase InhibitorsAmino Acid SubstitutionProtein BindingStructure-Activity RelationshipCysteine SynthaseEthylmaleimideCloning, MolecularDithionitrobenzoic AcidProtein Structure, SecondarySequence AlignmentCystineAmino AcidsSubstrate SpecificityPeptide FragmentsDithiothreitolReducing AgentsChromatography, High Pressure LiquidCatalysisConserved SequenceBacterial ProteinsIodoacetamideCell LineElectrophoresis, Polyacrylamide GelPeptidesHistidineIodoacetic Acid4-ChloromercuribenzenesulfonateCatalytic DomainAlanineIodoacetatesHydrogen-Ion ConcentrationProtein Processing, Post-TranslationalAlkylationCrystallography, X-RayDimerizationMass SpectrometryMesylatesTrypsinCircular DichroismProtein FoldingCattleMutagenesisDNA, ComplementaryCathepsinsPeptide MappingLipoylationMagnetic Resonance SpectroscopyDNA PrimersPapainLipid MetabolismMolecular WeightSulfurMembrane ProteinsProteinsZincEnergy MetabolismThioredoxinsSulfenic AcidsRecombinant Fusion ProteinsCystatinsPoint MutationHydrolysisCell MembraneLysineTransfectionPlasmidsDNAMolecular StructureCross-Linking ReagentsOxidoreductasesLiverEscherichia coli Proteins