1999
TOXCAT: A measure of transmembrane helix association in a biological membrane
Russ W, Engelman D. TOXCAT: A measure of transmembrane helix association in a biological membrane. Proceedings Of The National Academy Of Sciences Of The United States Of America 1999, 96: 863-868. PMID: 9927659, PMCID: PMC15316, DOI: 10.1073/pnas.96.3.863.Peer-Reviewed Original ResearchMeSH KeywordsATP-Binding Cassette TransportersBacterial ProteinsBase SequenceCarrier ProteinsCell MembraneChloramphenicol O-AcetyltransferaseDNA PrimersDNA-Binding ProteinsEscherichia coliEscherichia coli ProteinsGene LibraryGenes, ReporterGenetic Complementation TestMacromolecular SubstancesMaltose-Binding ProteinsMembrane ProteinsModels, MolecularMolecular Sequence DataMonosaccharide Transport ProteinsPeriplasmic Binding ProteinsProtein FoldingProtein Structure, SecondaryRecombinant Fusion ProteinsSpheroplastsTranscription FactorsConceptsTOXCAT systemDetergent micellesHelical membrane proteinsN-terminal DNATransmembrane helix associationTransmembrane alpha-helixReporter gene encoding chloramphenicolNatural membrane environmentGene encoding chloramphenicolTransmembrane domainTM associationTM dimerizationMembrane proteinsMembrane environmentOligomerization motifPolar residuesAlpha-helixHelix associationSequence specificityChimeric constructsCAT expressionBiological membranesFundamental eventNoncovalent associationAssay distinguishes
1997
Spontaneous, pH-Dependent Membrane Insertion of a Transbilayer α-Helix †
Hunt J, Rath P, Rothschild K, Engelman D. Spontaneous, pH-Dependent Membrane Insertion of a Transbilayer α-Helix †. Biochemistry 1997, 36: 15177-15192. PMID: 9398245, DOI: 10.1021/bi970147b.Peer-Reviewed Original ResearchConceptsLipid bilayersIntegral membrane protein bacteriorhodopsinMembrane-spanning regionIntegral membrane proteinsPH-dependent membrane insertionAspartic acid residuesMembrane protein bacteriorhodopsinInsertion reactionMembrane insertionMembrane proteinsAqueous solutionHydrophobic sequenceAqueous bufferPoor solubilityAlpha-helixAcid residuesSignificant solubilityC-helixSpectroscopic assaysΑ-helixSecondary structureProtein bacteriorhodopsinNeutral pHPeptide associatesBilayersA Transmembrane Helix Dimer: Structure and Implications
MacKenzie K, Prestegard J, Engelman D. A Transmembrane Helix Dimer: Structure and Implications. Science 1997, 276: 131-133. PMID: 9082985, DOI: 10.1126/science.276.5309.131.Peer-Reviewed Original ResearchConceptsMembrane-spanning alpha helicesSolution nuclear magnetic resonance spectroscopyDimeric transmembrane domainNuclear magnetic resonance spectroscopyTransmembrane helix dimerVan der Waals interactionsDer Waals interactionsAqueous detergent micellesIntermonomer hydrogen bondsTransmembrane helicesTransmembrane domainMagnetic resonance spectroscopyThree-dimensional structureDetergent micellesHelix dimerHydrogen bondsWaals interactionsAlpha-helixResonance spectroscopyGlycophorin ASpecific associationHelixSequence dependenceMicellesSpectroscopy
1990
The "microassembly" of integral membrane proteins: applications & implications.
Popot J, Engelman D, Zaccai G, de Vitry C. The "microassembly" of integral membrane proteins: applications & implications. Progress In Clinical And Biological Research 1990, 343: 237-62. PMID: 2198582.Peer-Reviewed Original ResearchConceptsIntegral membrane proteinsMembrane proteinsFunctional integral membrane proteinsMost integral membrane proteinsSingle transmembrane alpha-helixInner membrane complexTransmembrane alpha-helixAutonomous folding domainsInner membraneIntegral subunitThree-dimensional structureTransmembrane regionSequence dataMembrane complexAlpha-helixExtensive rearrangementTertiary structureProteinPolypeptideLipid phasePossible roleOrganellesBiosynthesisSubunitsLocal interactions
1980
Bacteriorhodopsin is an inside-out protein.
Engelman D, Zaccai G. Bacteriorhodopsin is an inside-out protein. Proceedings Of The National Academy Of Sciences Of The United States Of America 1980, 77: 5894-5898. PMID: 6934521, PMCID: PMC350178, DOI: 10.1073/pnas.77.10.5894.Peer-Reviewed Original ResearchConceptsAmino acid sequenceSingle bacteriorhodopsin moleculePurple membrane structureAcid sequenceAlpha-helixBacteriorhodopsin moleculesSoluble proteinBiosynthetic incorporationBacteriorhodopsin structureAmino acidsHalobacterium halobiumProteinMembrane structureValineMolecular interiorPurple membranePhenylalanineDifference Fourier techniquesLipid regionsHelixHalobiumMoleculesSequenceBacteriorhodopsinMembrane