CalpainCysteineCysteine EndopeptidasesCysteine Proteinase InhibitorsCysteine ProteasesCysteine DioxygenaseDipeptidesCysteine SynthaseAmino Acid SequenceMolecular Sequence DataCalcium-Binding ProteinsDisulfidesAcrylatesSulfhydryl CompoundsCathepsinsMutagenesis, Site-DirectedCystineCathepsin LCystatinsPapainCathepsin BBinding SitesRecombinant ProteinsKineticsLeupeptinsCalciumOxidation-ReductionProtease InhibitorsProtein Structure, TertiaryEnzyme ActivationSequence Homology, Amino AcidBase SequenceSpectrinGlutathioneMutationModels, MolecularEndopeptidasesProtein ConformationElectrophoresis, Polyacrylamide GelSulfhydryl ReagentsSubstrate SpecificityProtein BindingCell LineEthylmaleimideHydrolysisDiazomethaneCarbon-Sulfur LyasesCloning, MolecularDithiothreitolEscherichia coliPeptide FragmentsAmino Acid SubstitutionProtein Processing, Post-TranslationalTalinStructure-Activity RelationshipSerine O-AcetyltransferaseSulfurBlotting, WesternAutolysisCells, CulturedMuscular Dystrophies, Limb-GirdleMesylatesDithionitrobenzoic AcidSequence Alignment