PeptidesPeptide FragmentsTrypsinAmino Acid SequenceMolecular WeightPeptide MappingElectrophoresis, Polyacrylamide GelAmino AcidsMolecular Sequence DataChromatography, High Pressure LiquidPeptide LibraryAntimicrobial Cationic PeptidesPeptides, CyclicOligopeptidesNatriuretic Peptide, BrainVasoactive Intestinal PeptideCalcitonin Gene-Related PeptideCell-Penetrating PeptidesProtein BindingPeptide BiosynthesisPeptide YYPeptide Nucleic AcidsNatriuretic Peptide, C-TypeNatriuretic PeptidesProtein ConformationModels, MolecularBinding SitesGastrin-Releasing PeptideProtein Structure, SecondaryReceptors, Formyl PeptidePeptide PHIPeptide SynthasesPeptide HydrolasesReceptors, PeptideAtrial Natriuretic FactorEpitopesKineticsBase SequenceMass SpectrometryStructure-Activity RelationshipProtein PrecursorsSequence Homology, Amino AcidCell LineOpioid PeptidesIntracellular Signaling Peptides and ProteinsPeptide HormonesProtein Structure, TertiaryRecombinant ProteinsCloning, MolecularSubstrate SpecificitySpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationMolecular MimicryGlucagon-Like Peptide 1Escherichia coliAptamers, PeptideProteinsMagnetic Resonance SpectroscopyCells, CulturedCattleReceptors, Vasoactive Intestinal PeptideBinding, CompetitiveReceptors, Atrial Natriuretic FactorAmphibian ProteinsEpitopes, T-LymphocyteSalivary Proteins and PeptidesAmyloid beta-PeptidesRecombinant Fusion ProteinsAntigen PresentationMelittenSequence AlignmentProtein Processing, Post-TranslationalCell MembraneEpitope MappingGlucagon-Like PeptidesHydrophobic and Hydrophilic InteractionsDefensinsCyanogen BromideDipeptidesMagaininsT-Lymphocytes, CytotoxicBacterial ProteinsAmino Acid MotifsHLA-A2 AntigenRNA, MessengerHydrolysisLipid BilayersReceptors, Calcitonin Gene-Related PeptideRabbitsCathelicidinsMembrane ProteinsEndopeptidasesTandem Mass SpectrometryDose-Response Relationship, DrugSequence Analysis, ProteinMutationProteomicsEnzyme-Linked Immunosorbent AssayMice, Inbred C57BLCarrier ProteinsHydrogen-Ion Concentration