PeptidesAmino Acid SequencePeptide FragmentsMolecular Sequence DataMass SpectrometryTrypsinMolecular WeightElectrophoresis, Polyacrylamide GelChromatography, High Pressure LiquidPeptide LibraryPeptide HydrolasesAntimicrobial Cationic PeptidesPeptides, CyclicPeptide MappingEndopeptidasesOligopeptidesProtein Processing, Post-TranslationalProtein BindingProtein PrecursorsBinding SitesSerine EndopeptidasesProteolysisHydrolysisNatriuretic Peptide, BrainKineticsProtein ConformationBase SequenceCell LineRecombinant ProteinsModels, MolecularProtease InhibitorsCysteine EndopeptidasesSubstrate SpecificityVasoactive Intestinal PeptideCell-Penetrating PeptidesProtein Structure, TertiaryPeptide BiosynthesisCalcitonin Gene-Related PeptideSequence Homology, Amino AcidProtein Structure, SecondaryStructure-Activity RelationshipAmino AcidsPeptide YYEpitopesPeptide Nucleic AcidsNatriuretic Peptide, C-TypeCloning, MolecularMetalloendopeptidasesCattleNatriuretic PeptidesEscherichia coliProteinsCells, CulturedPeptide PHIGastrin-Releasing PeptideReceptors, PeptidePeptide SynthasesReceptors, Formyl PeptideMembrane ProteinsMutationAtrial Natriuretic FactorProteasome Endopeptidase ComplexSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationCell MembraneSubtilisinsRecombinant Fusion ProteinsHydrogen-Ion ConcentrationBacterial ProteinsEnzyme PrecursorsChymotrypsinIntracellular Signaling Peptides and ProteinsRabbitsSequence AlignmentEnzyme ActivationFurinCathepsinsRNA, MessengerBlotting, WesternChromatography, GelPeptide HormonesAmyloid beta-PeptidesCalpainBinding, CompetitiveAspartic Acid EndopeptidasesOpioid PeptidesDipeptidesThermolysinFibrinolysinMutagenesis, Site-DirectedTransfectionAmino Acid MotifsCarrier ProteinsMolecular MimicryMagnetic Resonance SpectroscopyCricetinaeMultienzyme ComplexesCyanogen BromideDNA, ComplementarySignal TransductionAntibodies, Monoclonal