Protein Structure, SecondaryMolecular Sequence DataAmino Acid SequenceModels, MolecularProtein ConformationHelix (Snails)Protein Structure, TertiaryBinding SitesCrystallography, X-RayProtein BindingSequence Homology, Amino AcidProtein Foldingalpha 1-AntitrypsinBase SequenceNuclear Magnetic Resonance, BiomolecularMagnetic Resonance SpectroscopyMutagenesis, Site-DirectedCircular DichroismSequence AlignmentDimerizationMutationStructure-Activity RelationshipPeptidesReceptors, Adrenergic, alphaRecombinant ProteinsHydrogen BondingEscherichia coliHypoxia-Inducible Factor 1, alpha SubunitProtein Structure, QuaternaryHydrophobic and Hydrophilic InteractionsIntracellular Calcium-Sensing ProteinsKineticsPeptide FragmentsAmino Acid MotifsNucleic Acid ConformationStatic ElectricityCryoelectron MicroscopyDNAalpha7 Nicotinic Acetylcholine ReceptorAmino Acid SubstitutionRecombinant Fusion ProteinsSolutionsCloning, MolecularLigandsBacterial ProteinsSpiroplasmaConserved SequenceThermodynamicsMembrane ProteinsProteinsTranscription FactorsBacteriorhodopsinsIntegrin alpha3beta1Integrin alpha4Catalytic DomainIntegrin alpha6Cell MembraneMacromolecular SubstancesMutagenesisIntegrin alpha5beta1Protein SubunitsDNA-Binding ProteinsIntegrin alpha4beta1Amino AcidsInterleukin-1alphaEscherichia coli ProteinsTransfectionCysteineReceptors, Adrenergic, alpha-1Models, ChemicalIntegrin alpha2beta1Integrin alpha1beta1Integrin alpha5Cell LineSignal TransductionModels, StructuralCattleProtein MultimerizationCrystallographyReceptors, Adrenergic, alpha-2Integrin alpha6beta1Molecular ConformationProtein Interaction Domains and MotifsCarrier ProteinsSpectrometry, FluorescenceSpectrophotometry, InfraredElectrophoresis, Polyacrylamide GelIntegrin alpha1Transcription, GeneticDNA PrimersIntegrin alpha6beta4Integrin alpha ChainsPoint MutationIntegrinsMicellesSubstrate SpecificityHydrogen-Ion ConcentrationDNA, ComplementaryCrystallizationTryptophan