PeptidesPeptide FragmentsPeptide LibraryAntimicrobial Cationic PeptidesPeptides, CyclicPeptide MappingOligopeptidesAmino Acid SequenceNatriuretic Peptide, BrainModels, MolecularMolecular Sequence DataVasoactive Intestinal PeptideCalcitonin Gene-Related PeptideCell-Penetrating PeptidesMagnetic Resonance SpectroscopyProtein BindingBinding SitesPeptide BiosynthesisProtein ConformationPeptide YYPeptide Nucleic AcidsBase SequenceNatriuretic Peptide, C-TypeStructure-Activity RelationshipChromatography, High Pressure LiquidKineticsNatriuretic PeptidesGastrin-Releasing PeptideProtein Structure, SecondaryReceptors, Formyl PeptidePeptide PHIPeptide SynthasesStereoisomerismPeptide HydrolasesReceptors, PeptideAtrial Natriuretic FactorEpitopesMolecular StructureMass SpectrometryProtein PrecursorsTropaeolaceaeAntibodies, MonoclonalMolecular MimicryProtein Structure, TertiaryMolecular ConformationRecombinant ProteinsTrypsinSequence Homology, Amino AcidCell LineAmino AcidsHydrogen BondingCells, CulturedOpioid PeptidesIntracellular Signaling Peptides and ProteinsPeptide HormonesEnzyme-Linked Immunosorbent AssayCattleEscherichia coliAntibodiesMolecular WeightDNAElectrophoresis, Polyacrylamide GelCloning, MolecularSubstrate SpecificityNucleic Acid ConformationSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationGlucagon-Like Peptide 1RabbitsAptamers, PeptideProteinsCrystallography, X-RayReceptors, Vasoactive Intestinal PeptideCell MembraneBinding, CompetitiveHydrogen-Ion ConcentrationReceptors, Atrial Natriuretic FactorAmphibian ProteinsEpitopes, T-LymphocyteRNA, MessengerSalivary Proteins and PeptidesAmyloid beta-PeptidesRecombinant Fusion ProteinsMice, Inbred BALB CAntibody SpecificityAntigen PresentationMelittenT-LymphocytesDose-Response Relationship, DrugSequence AlignmentImmunoglobulin GProtein Processing, Post-TranslationalMice, Inbred C57BLEpitope MappingGlucagon-Like PeptidesHydrophobic and Hydrophilic InteractionsDefensinsCyanogen BromideModels, ChemicalDipeptidesThermodynamics