PeptidesPeptide FragmentsAntimicrobial Cationic PeptidesPeptide LibraryAmino Acid SequencePeptides, CyclicMolecular Sequence DataOligopeptidesPeptide MappingStructure-Activity RelationshipChromatography, High Pressure LiquidProtein BindingModels, MolecularNatriuretic Peptide, BrainMass SpectrometryMolecular StructureKineticsProtein ConformationBinding SitesProtein PrecursorsMagnetic Resonance SpectroscopyProtein Structure, SecondaryCell-Penetrating PeptidesDefensinsVasoactive Intestinal PeptidePeptide BiosynthesisNatriuretic PeptidesCell LineBase SequenceAmphibian ProteinsPeptide YYNatriuretic Peptide, C-TypeAmino AcidsAtrial Natriuretic FactorCalcitonin Gene-Related PeptidePeptide HydrolasesEpitopesSequence Homology, Amino AcidSubstrate SpecificityDrug DesignDose-Response Relationship, DrugGastrin-Releasing PeptideRecombinant ProteinsTrypsinAmyloid beta-PeptidesMagaininsReceptors, Formyl PeptideMolecular MimicryPeptide Nucleic AcidsCathelicidinsProtein Structure, TertiarySpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationReceptors, PeptideCells, CulturedEscherichia coliProteinsOpioid PeptidesAnti-Infective AgentsMelittenSulfur CompoundsCattleAntigen PresentationAnti-Bacterial AgentsCloning, MolecularEpitopes, T-LymphocyteHydrophobic and Hydrophilic InteractionsMolecular WeightInhibitory Concentration 50Peptide SynthasesBinding, CompetitiveVolatile Organic CompoundsTandem Mass SpectrometryCell MembranePeptide PHIElectrophoresis, Polyacrylamide GelHydrogen-Ion ConcentrationMutationProtein Processing, Post-TranslationalDipeptidesBacterial ProteinsHydrolysisRNA, MessengerSequence AlignmentStereoisomerismFMRFamideCell Line, TumorModels, ChemicalRabbitsChromatography, LiquidMolecular ConformationRecombinant Fusion ProteinsDrug Evaluation, PreclinicalEndopeptidasesT-Lymphocytes, CytotoxicLipid BilayersMice, Inbred C57BLProteomicsEndorphinsTime FactorsPyrrolidonecarboxylic Acid