TaurineCysteineCysteine EndopeptidasesCysteine DioxygenaseCysteine ProteasesCysteine Proteinase InhibitorsCysteine SynthaseAmino Acid SequenceMolecular Sequence DataDisulfidesbeta-AlanineIsethionic AcidCysteic AcidCystineSulfhydryl CompoundsAmino Acids, SulfurMutagenesis, Site-DirectedGlutathioneAmino AcidsCathepsinsGlycineOxidation-ReductionKineticsCystatinsMembrane Transport ProteinsSulfinic AcidsBinding SitesSulfurCathepsin LPapainMethionineSulfhydryl ReagentsBase SequenceCathepsin BRecombinant ProteinsSequence Homology, Amino AcidModels, MolecularBile Acids and SaltsCarbon-Sulfur LyasesBiological TransportMutationProtein ConformationOsmolar ConcentrationEscherichia coliCystathionine gamma-LyaseEthylmaleimide