Protein Structure, SecondaryMembranes, ArtificialMembrane ProteinsMembrane LipidsCell MembraneMembranesLipid BilayersIntracellular MembranesMembrane FluidityMembrane PotentialsLiposomesErythrocyte MembranePhosphatidylcholinesBacterial Outer Membrane ProteinsCell Membrane PermeabilityMolecular Sequence DataAmino Acid SequenceUnilamellar LiposomesModels, MolecularDimyristoylphosphatidylcholineBasement MembraneMembrane Transport ProteinsProtein BindingProtein Structure, TertiaryModels, BiologicalProtein TransportProtein ConformationHelix (Snails)Calorimetry, Differential ScanningEscherichia coliPhosphatidylethanolaminesDetergentsMembrane GlycoproteinsPhosphatidylglycerolsBacterial ProteinsMicroscopy, ElectronPhase TransitionTemperatureMolecular ConformationSpectrometry, FluorescenceCholesterolCell LineMagnetic Resonance Spectroscopy1,2-DipalmitoylphosphatidylcholinePeptidesMutationMicellesHydrogen-Ion ConcentrationCarrier ProteinsElectrophoresis, Polyacrylamide GelMitochondrial MembranesBinding SitesHydrophobic and Hydrophilic InteractionsPhospholipidsDiffusionPhosphatidylserinesBase SequenceEndoplasmic ReticulumModels, ChemicalKineticsSphingomyelinsMicroscopy, FluorescenceThermodynamicsEscherichia coli ProteinsSolubilityRecombinant Fusion ProteinsMolecular WeightGolgi ApparatusFluorescent DyesMembrane MicrodomainsCell FractionationSynaptic MembranesPorinsCalciumFreeze FracturingSequence Homology, Amino AcidPermeability2-NaphthylamineCells, CulturedFluorescence PolarizationCattleDiphenylhexatrieneMicroscopy, ConfocalCloning, MolecularStructure-Activity RelationshipBacteriorhodopsinsLipidsSpectroscopy, Fourier Transform InfraredErythrocytesNuclear Magnetic Resonance, BiomolecularX-Ray DiffractionLauratesViral Matrix ProteinsIon ChannelsRecombinant ProteinsSpin LabelsMicroscopy, Atomic ForceProtein FoldingWaterTime Factors