Endorphinsbeta-EndorphinCyanogen BromidePeptide Fragmentsbeta-LipotropinPeptidesAdrenocorticotropic HormoneCaseinsMelanocyte-Stimulating HormonesPituitary Hormones, AnteriorCollagenPro-OpiomelanocortinAmino Acid SequenceN-Terminal AcetyltransferasesPituitary GlandEnkephalinsNaloxoneProtein PrecursorsRadioimmunoassayPeptide LibraryAntimicrobial Cationic PeptidesPeptides, Cyclicalpha 1-AntitrypsinPeptide MappingProtein BindingMolecular Sequence DataReceptors, Adrenergic, alphaOligopeptidesHypoxia-Inducible Factor 1, alpha SubunitBase SequenceBinding SitesNatriuretic Peptide, BrainKineticsProtein ConformationModels, MolecularRecombinant ProteinsVasoactive Intestinal Peptidealpha7 Nicotinic Acetylcholine ReceptorCalcitonin Gene-Related PeptideCell-Penetrating PeptidesPeptide BiosynthesisStructure-Activity RelationshipSequence Homology, Amino AcidIntegrin alpha3beta1Cloning, MolecularProtein Structure, TertiaryIntegrin alpha4Peptide YYIntegrin alpha6Chromatography, High Pressure LiquidPeptide Nucleic AcidsIntegrin alpha5beta1EpitopesIntegrin alpha4beta1Natriuretic Peptide, C-TypeCell LineNatriuretic PeptidesIntegrin alpha2beta1Interleukin-1alphaCattlePeptide HydrolasesMass SpectrometryReceptors, PeptideTransfectionIntegrinsReceptors, Adrenergic, alpha-1Integrin alpha5Integrin alpha1beta1Receptors, Formyl PeptideSignal TransductionTrypsinGastrin-Releasing PeptideElectrophoresis, Polyacrylamide GelRecombinant Fusion ProteinsProtein Structure, SecondaryDose-Response Relationship, DrugPeptide SynthasesMice, Inbred C57BLPeptide PHIReceptors, Adrenergic, alpha-2MutationAtrial Natriuretic FactorSubstrate SpecificityAmino AcidsBinding, CompetitiveIntegrin alpha6beta1Molecular WeightCells, CulturedGene Expression RegulationCell MembranePhosphorylationIntegrin alpha ChainsEscherichia coliIntegrin alpha6beta4Intracellular Signaling Peptides and ProteinsMagnetic Resonance SpectroscopyProteinsIntegrin alpha1Blotting, WesternSequence Alignment