Tandem Mass SpectrometryPeptidesPeptide FragmentsSpectrometry, Mass, Electrospray IonizationProteomicsMass SpectrometryDNA FragmentationAmino Acid SequenceAlgorithmsPeptide LibraryAntimicrobial Cationic PeptidesPeptides, CyclicApoptosisOligopeptidesPeptide MappingMolecular Sequence DataNatriuretic Peptide, BrainCaspasesProtein BindingCaspase 3Vasoactive Intestinal PeptideCalcitonin Gene-Related PeptideCell-Penetrating PeptidesChromatography, High Pressure LiquidPeptide BiosynthesisModels, MolecularCell LinePeptide YYProtein ConformationPeptide HydrolasesKineticsBinding SitesBase SequenceCells, CulturedPeptide Nucleic AcidsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationNatriuretic Peptide, C-TypeTrypsinIn Situ Nick-End LabelingNatriuretic PeptidesProtein Structure, SecondaryProteinsGastrin-Releasing PeptideReceptors, Formyl PeptidePeptide PHIEpitopesPeptide SynthasesStructure-Activity RelationshipAmino AcidsReceptors, PeptideMitochondriaAtrial Natriuretic FactorRecombinant ProteinsProtein PrecursorsSequence Homology, Amino AcidCattleIntracellular Signaling Peptides and ProteinsMolecular WeightDNAElectrophoresis, Polyacrylamide GelTime FactorsProtein Structure, TertiaryTumor Cells, CulturedMolecular StructureDose-Response Relationship, DrugCell DeathCaspase InhibitorsEnzyme ActivationCloning, MolecularSubstrate SpecificityIonsProto-Oncogene Proteins c-bcl-2Cell SurvivalEscherichia coliOpioid PeptidesPeptide HormonesHydrolysisMembrane ProteinsCell MembraneMagnetic Resonance SpectroscopyRNA, MessengerChromatography, LiquidBlotting, WesternAmino Acid Chloromethyl KetonesCysteine Proteinase InhibitorsCell Line, TumorMutationRecombinant Fusion ProteinsProtein Processing, Post-TranslationalDeoxyribonucleasesSignal TransductionMolecular Mimicrybcl-2-Associated X ProteinHL-60 CellsAmyloid beta-PeptidesGlucagon-Like Peptide 1Mice, Inbred C57BLCell NucleusCyanogen BromideDipeptides