CysteineSerine ProteasesSerine EndopeptidasesSerineSerine Proteinase InhibitorsProtease InhibitorsAmino Acid SequenceMolecular Sequence DataCysteine EndopeptidasesCysteine ProteasesEndopeptidasesPeptide HydrolasesHIV ProteaseMannose-Binding Protein-Associated Serine ProteasesSerpinsSubstrate SpecificityCysteine Proteinase InhibitorsBase SequenceProtease NexinsCathepsinsSequence Homology, Amino AcidSubtilisinsRecombinant ProteinsCathepsin GChymotrypsinProtease LaBinding SitesTrypsinKineticsCloning, MolecularPhenylmethylsulfonyl FluorideModels, MolecularMutagenesis, Site-DirectedCysteine DioxygenaseATP-Dependent ProteasesSubtilisinKallikreinsTrypsin InhibitorsProtein Structure, TertiaryMutationPancreatic ElastaseEnzyme PrecursorsCysteine SynthaseAprotininProteinase Inhibitory Proteins, SecretoryLeukocyte ElastaseSequence AlignmentElectrophoresis, Polyacrylamide GelProtein BindingHydrolysisDisulfidesEscherichia coliCell LineCathepsin CProtein Processing, Post-TranslationalIsoflurophateEnzyme ActivationCatalytic DomainPeriplasmic ProteinsMolecular WeightBacterial ProteinsStructure-Activity RelationshipSerpin E2Peptide FragmentsHydrogen-Ion ConcentrationChymasesGranzymesOligopeptidesProtein ConformationCathepsin LComplement C1sCatalysisDNA, ComplementaryAmino Acid SubstitutionThrombinAmino AcidsProteolysisFibrinolysinPeptidesalpha 1-AntitrypsinMembrane ProteinsPhosphorylationCrystallography, X-RayGabexateComplement C1rSerine O-AcetyltransferasePapainAntipainCells, CulturedEnzyme StabilitySulfhydryl CompoundsMetalloendopeptidasesTryptasesViral Nonstructural ProteinsTosyllysine Chloromethyl KetoneRNA, MessengerCystatinsBlotting, WesternProtein Structure, SecondaryDNA Primers