CysteineAlanineSerineSerine EndopeptidasesAlanine TransaminaseCysteine EndopeptidasesAmino Acid SequenceMolecular Sequence DataCysteine ProteasesAlanine RacemaseSerine ProteasesSerine Proteinase InhibitorsCysteine DioxygenaseMutagenesis, Site-DirectedCysteine Proteinase InhibitorsCysteine SynthaseAlanine DehydrogenaseBinding SitesDisulfidesMutationAmino Acid SubstitutionKineticsAmino AcidsBase SequenceSequence Homology, Amino AcidPhosphorylationRecombinant ProteinsModels, MolecularSerine O-AcetyltransferaseProtein Structure, TertiarySulfhydryl CompoundsSubstrate SpecificityProtein BindingProtein ConformationEscherichia coliStructure-Activity RelationshipCathepsinsCloning, MolecularCystineCell LineSequence AlignmentThreonineSerine C-PalmitoyltransferaseOxidation-ReductionGlycinePhosphoserineCatalysisAspartate AminotransferasesLiverCystatinsProtein Structure, SecondaryElectrophoresis, Polyacrylamide GelGlutathionePapainCatalytic DomainCathepsin LProtein Processing, Post-TranslationalSulfhydryl ReagentsPeptidesBacterial ProteinsProtein-Serine-Threonine KinasesHydrogen-Ion ConcentrationEndopeptidasesGlycine HydroxymethyltransferaseHistidineConserved SequenceCathepsin BTransaminasesPeptide FragmentsEnzyme ActivationTransfectionAspartic AcidMutagenesisProtease InhibitorsMethioninePoint MutationPeptide MappingEthylmaleimideDNA PrimersCOS CellsSulfurTrypsinDithiothreitolDNA, ComplementaryMolecular WeightHydrolysisRecombinant Fusion ProteinsDithionitrobenzoic AcidGlutamineCarbon-Sulfur LyasesLeucineChromatography, High Pressure LiquidCells, CulturedSignal TransductionCrystallography, X-RayMesylatesMembrane ProteinsCell MembraneMass SpectrometryIodoacetamide