GlucagonPeptidesAmino Acid SequenceReceptors, GlucagonPeptide FragmentsMolecular Sequence DataProtein Structure, SecondaryModels, MolecularProtein ConformationBinding SitesAntimicrobial Cationic PeptidesStructure-Activity RelationshipCircular DichroismProtein BindingOligopeptidesKineticsPeptides, CyclicMagnetic Resonance SpectroscopyProtein Structure, TertiaryBase SequenceSequence Homology, Amino AcidPeptide LibraryChromatography, High Pressure LiquidAmino AcidsGlucagon-Secreting CellsProtein PrecursorsEscherichia coliInsulinSubstrate SpecificityRecombinant ProteinsMass SpectrometryMollusk VenomsTrypsinCloning, MolecularMutagenesis, Site-DirectedSequence AlignmentPeptide MappingAmphibian ProteinsCrystallography, X-RayNuclear Magnetic Resonance, BiomolecularEpitopesProtein FoldingDelta Sleep-Inducing PeptideMutationCattleCell LineLiverCysteineAlamethicinRecombinant Fusion ProteinsConotoxinsHydrogen-Ion ConcentrationAmino Acid MotifsTryptophanScorpion VenomsProteinsHydrophobic and Hydrophilic InteractionsDisulfidesCell MembraneSpectrometry, FluorescenceSomatostatinElectrophoresis, Polyacrylamide GelLipid BilayersBacterial ProteinsBinding, CompetitiveProtein Processing, Post-TranslationalGlucagon-Like PeptidesHemolysisMolecular WeightThermodynamicsAmino Acid SubstitutionGlucagon-Like Peptide 1Hydrogen BondingIslets of LangerhansVasoactive Intestinal PeptideBlood GlucoseAmyloidProglucagonRabbitsModels, ChemicalSolutionsCells, CulturedNatriuretic Peptide, BrainPhosphorylationSwineGlucoseDNA, ComplementaryArginineAnti-Bacterial AgentsDose-Response Relationship, DrugMembrane ProteinsDimerizationDrug DesignPancreasHypoglycemiaDNACarrier ProteinsGluconeogenesisPancreatic PolypeptideMolecular Conformation