Amino Acids, BasicAmino Acid SequenceMolecular Sequence DataSerineAmino AcidsMutagenesis, Site-DirectedSequence Homology, Amino AcidBase SequenceAmino Acids, DiaminoBinding SitesCloning, MolecularMutationProtein Structure, TertiaryRecombinant ProteinsProtein BindingSubstrate SpecificityKineticsModels, MolecularPeptide FragmentsCell LineAmino Acid SubstitutionLysinePhosphorylationStructure-Activity RelationshipProtein ConformationPeptidesEscherichia coliArginineAmino Acid Transport Systems, BasicProtein PrecursorsProtein Processing, Post-TranslationalSequence AlignmentDNAPlasmidsCattleAmino Acid MotifsRecombinant Fusion ProteinsPhosphoserineProtein Structure, SecondarySerine EndopeptidasesElectrophoresis, Polyacrylamide GelTyrosineMolecular WeightDNA, ComplementaryPeptide MappingThreonineTransfectionProtein KinasesPhosphoproteinsConserved SequenceHeparinEnzyme ActivationCOS CellsProtein-Serine-Threonine KinasesAlanineBacterial ProteinsCarrier ProteinsProteinsTrypsinSequence Homology, Nucleic AcidCysteineDNA PrimersChromatography, High Pressure LiquidHistidinePoint MutationMutagenesisDNA-Binding ProteinsCells, CulturedMembrane ProteinsHydrogen-Ion ConcentrationCell MembraneCatalysisBiological TransportHydrolysisHeLa CellsBlotting, WesternRNA, MessengerRestriction MappingSaccharomyces cerevisiaeCircular DichroismCricetinaePhosphopeptidesCyanogen BromideAmino Acid Transport SystemsSignal TransductionSequence DeletionTranscription, GeneticProtein Kinase CEndopeptidasesCell NucleusCrystallography, X-RayRabbitsCatalytic DomainMacromolecular SubstancesMass SpectrometryNuclear Localization SignalsTranscription FactorsCytoplasmProlineSubtilisins