CalpainAdenosine TriphosphateAdenosine TriphosphatasesEndopeptidasesPeptide HydrolasesKineticsCalciumBlood PlateletsMolecular WeightElectrophoresis, Polyacrylamide GelEnzyme ActivationProtease InhibitorsHIV ProteaseSerine EndopeptidasesMolecular Sequence DataProtease LaAmino Acid SequenceCysteine ProteasesATP-Dependent ProteasesCysteine EndopeptidasesProtease NexinsSerine Proteinase InhibitorsSubstrate SpecificityHydrolysisCell LineMutationBinding SitesBase SequenceProtein BindingCells, CulturedRecombinant ProteinsEscherichia coliHydrogen-Ion ConcentrationSignal TransductionBacterial ProteinsModels, MolecularCysteine Proteinase InhibitorsSequence Homology, Amino AcidCathepsinsAdenosine DiphosphateCloning, MolecularTime FactorsTrypsinATP Synthetase ComplexesProtein Processing, Post-TranslationalUbiquitin-Specific ProteasesEndopeptidase ClpMembrane ProteinsApoptosisPhosphorylationMetalloendopeptidasesSubtilisinsCell MembraneRNA, MessengerChymotrypsinOligopeptidesModels, BiologicalAspartic Acid EndopeptidasesDose-Response Relationship, DrugCarrier ProteinsRecombinant Fusion ProteinsMice, Inbred C57BLPeptide FragmentsRabbitsProteolysisMutagenesis, Site-DirectedSequence AlignmentPepstatinsMitochondriaMice, KnockoutTemperatureCattleEnzyme InhibitorsMagnesiumTransfectionProtein Structure, TertiaryTranscription, GeneticBlotting, WesternEnzyme PrecursorsPeptidesStructure-Activity RelationshipDNA-Binding ProteinsSerpinsCatalytic DomainPlasmidsCatalysisPancreatic ElastaseMitochondrial Proton-Translocating ATPasesHeLa CellsGene Expression Regulation