InteinsChromatography, AffinityNitrilotriacetic AcidPolyhydroxyalkanoatesMolecular Sequence DataEnteropeptidaseAmino Acid SequenceElectrophoresis, Polyacrylamide GelProtein RefoldingChromatography, Ion ExchangeCloning, MolecularEscherichia coliMolecular WeightRecombinant Fusion ProteinsChromatography, GelStreptavidinRecombinant ProteinsHistidineAffinity LabelsMaltose-Binding ProteinsBase SequenceBacterial ProteinsKineticsProtein EngineeringProteinsGenetic VectorsSolubilitySequence Homology, Amino AcidProtein BindingMass SpectrometryProteomicsDNA, ComplementaryChromatographyCrystallography, X-RayPlasmidsPeptidesSubstrate SpecificityCarrier ProteinsAmino AcidsGene ExpressionModels, MolecularSocial IsolationCell LineChromatography, DEAE-CelluloseHydrogen-Ion ConcentrationProtein Structure, TertiaryChromatography, High Pressure LiquidIsoelectric PointIsoelectric FocusingCrystallizationHydroxyapatitesCentrifugation, Density GradientCattleReproductive IsolationPatient IsolationTemperatureImmunodiffusionAmmonium SulfateEnzyme StabilityChemistryChemical PhenomenaMacromolecular SubstancesChemical PrecipitationDurapatiteCulture MediaChromatography, AgaroseSepharoseMethodsCell FractionationElectrophoresis, DiscCell SeparationRabbitsHot TemperatureSpecies SpecificityLiverSpectrophotometryCations, DivalentDetergentsDNAStreptomycesFermentationChemical FractionationPeptide FragmentsUltracentrifugationHydrolysisSequence AlignmentCarbohydratesSwineMicroscopy, ElectronSpectrophotometry, UltravioletMutationIsoenzymesDNA, BacterialSequence Analysis, DNAPseudomonasImmunoelectrophoresisEndopeptidasesChromatography, Thin LayerPolymerase Chain ReactionTrypsin