2000
Modulation of glycophorin A transmembrane helix interactions by lipid bilayers: molecular dynamics calculations11Edited by G. Von Heijne
Petrache H, Grossfield A, MacKenzie K, Engelman D, Woolf T. Modulation of glycophorin A transmembrane helix interactions by lipid bilayers: molecular dynamics calculations11Edited by G. Von Heijne. Journal Of Molecular Biology 2000, 302: 727-746. PMID: 10986130, DOI: 10.1006/jmbi.2000.4072.Peer-Reviewed Original ResearchMeSH Keywords1,2-DipalmitoylphosphatidylcholineAlgorithmsAmino Acid MotifsAmino Acid SequenceBinding SitesComputer SimulationDimerizationDimyristoylphosphatidylcholineGlycophorinsLipid BilayersModels, MolecularMolecular Sequence DataNuclear Magnetic Resonance, BiomolecularPeptide FragmentsPhosphatidylcholinesProtein BindingProtein Structure, SecondaryProtein Structure, TertiaryThermodynamicsConceptsMonomer formLipid bilayersLipid chain lengthUnfavorable electrostatic repulsionLipid typeMolecular dynamics simulationsExplicit lipid bilayerElectrostatic repulsionMonomeric helicesLipid-lipid interactionsInteraction enthalpiesChain lengthDimer structureEnergetic propertiesCHARMM potentialInteraction energyAccessible volumeDynamics simulationsLipid propertiesUnsaturated lipidsEnthalpy calculationsLipid environmentBilayer thicknessAcyl chainsThermodynamic treatment
1999
Detergents modulate dimerization, but not helicity, of the glycophorin A transmembrane domain 11Edited by G. von Heijne
Fisher L, Engelman D, Sturgis J. Detergents modulate dimerization, but not helicity, of the glycophorin A transmembrane domain 11Edited by G. von Heijne. Journal Of Molecular Biology 1999, 293: 639-651. PMID: 10543956, DOI: 10.1006/jmbi.1999.3126.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceButyratesCircular DichroismDetergentsDimerizationEnergy TransferFluorescent DyesGlycophorinsHumansKineticsMicellesMolecular Sequence DataPeptide FragmentsPhosphorylcholineProtein Structure, SecondaryQuaternary Ammonium CompoundsSodium Dodecyl SulfateSolventsSpectrometry, FluorescenceThermodynamicsConceptsSpecific chemical interactionsFörster resonance energy transferResonance energy transferSodium dodecyl sulfateComplex solventChemical interactionFar-UV circular dichroismCircular dichroismDodecyl sulfateTransmembrane helix associationDetergent micellesHelix associationEnergy transferThermodynamic measurementsHelix formationObserved KdZwitterionic detergentSecondary structureDimerizationG. von HeijneHelix dimerizationOrders of magnitudeDetergentsTransmembrane helicesTransmembrane domain
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 associatesBilayers
1996
Leucine side-chain rotamers in a glycophorin A transmembrane peptide as revealed by three-bond carbon—carbon couplings and 13C chemical shifts
MacKenzie K, Prestegard J, Engelman D. Leucine side-chain rotamers in a glycophorin A transmembrane peptide as revealed by three-bond carbon—carbon couplings and 13C chemical shifts. Journal Of Biomolecular NMR 1996, 7: 256-260. PMID: 8785502, DOI: 10.1007/bf00202043.Peer-Reviewed Original ResearchConceptsChemical shiftsPeptide dimersΑ-carbonSide chainsSide-chain rotamer populationsCarbon-carbon couplingLeucine side chainsThree-bond J couplingsNMR pulse sequencesΔ-methyl groupsRotamer populationsMethyl carbonFast exchangeSide-chain rotamersJ-couplingsTransmembrane peptidesDimer interfaceRotameric statesProtein systemsRotamersShift distributionGlycophorin A.DimersChainMethylFourier transform infrared spectroscopy and site-directed isotope labeling as a probe of local secondary structure in the transmembrane domain of phospholamban
Ludlam C, Arkin I, Liu X, Rothman M, Rath P, Aimoto S, Smith S, Engelman D, Rothschild K. Fourier transform infrared spectroscopy and site-directed isotope labeling as a probe of local secondary structure in the transmembrane domain of phospholamban. Biophysical Journal 1996, 70: 1728-1736. PMID: 8785331, PMCID: PMC1225141, DOI: 10.1016/s0006-3495(96)79735-7.Peer-Reviewed Original ResearchConceptsSite-directed isotope labelingLocal secondary structureIsotope labelingSecondary structureSelective ion channelsTotal reflection Fourier transformPeptide amide groupsAmide IReflection Fourier transformDeuterium/hydrogen exchangeTransmembrane domainMembrane domainsMembrane proteinsTransmembrane orientationAmino acid fragmentSpectroscopic characterizationIon channelsHydrophobic regionAmide carbonylProtein backboneCardiac muscle cellsAmide groupLipid bilayersATPase activityFourier transformCoassembly of Synthetic Segments of Shaker K+ Channel within Phospholipid Membranes †
Peled-Zehavi H, Arkin I, Engelman D, Shai Y. Coassembly of Synthetic Segments of Shaker K+ Channel within Phospholipid Membranes †. Biochemistry 1996, 35: 6828-6838. PMID: 8639634, DOI: 10.1021/bi952988t.Peer-Reviewed Original ResearchConceptsIntegral membrane proteinsOligomerization of proteinsMembrane-embedded segmentsMembrane-mimetic environmentsAlpha-helical contentAlpha-helical structureLipid/peptide molar ratioS4 regionShaker potassium channelSecondary structure studiesResonance energy transfer measurementsPhospholipid membranesZwitterionic phospholipid vesiclesTransmembrane segmentsMembrane proteinsPhospholipid milieuMimetic environmentsSynthetic segmentsFirst repeatS4 sequenceEel sodium channelS4 segmentEnergy transfer measurementsSecondary structure
1995
Structural Model of the Phospholamban Ion Channel Complex in Phospholipid Membranes
Arkin I, Rothman M, Ludlam C, Aimoto S, Engelman D, Rothschild K, Smith S. Structural Model of the Phospholamban Ion Channel Complex in Phospholipid Membranes. Journal Of Molecular Biology 1995, 248: 824-834. PMID: 7752243, DOI: 10.1006/jmbi.1995.0263.Peer-Reviewed Original ResearchConceptsSelective ion conductanceTransmembrane domainAmino acid residuesN-terminal 30 amino acid residuesAcid residuesCircular dichroismPentameric protein complexFull-length proteinC-terminal 22 amino acid residuesPhospholipid membranesIon channel complexTransmembrane helicesProtein complexesPhosphorylation sitesMembrane proteinsIon conductanceCarboxy terminusHelix bundleIon poreReticulum membraneInhibitory complexLong helixPentameric complexSecondary structureProtein
1993
Mutations can cause large changes in the conformation of a denatured protein.
Flanagan J, Kataoka M, Fujisawa T, Engelman D. Mutations can cause large changes in the conformation of a denatured protein. Biochemistry 1993, 32: 10359-70. PMID: 8399179, DOI: 10.1021/bi00090a011.Peer-Reviewed Original ResearchConceptsAmino acid substitutionsPolypeptide chainSecondary structureCoil-like polymerAcid substitutionsCircular dichroism spectroscopySmall-angle X-ray scatteringSingle amino acid substitutionCarboxyl-terminal deletionsPersistent secondary structureResidual secondary structureX-ray scatteringUseful model systemDelta polypeptideSolvent conditionsDichroism spectroscopyConformational distributionCarboxyl terminusNative nucleaseRandom polymersAmino acidsSingle substitutionPolymersStaphylococcal nucleaseGlobular proteins
1992
BACTERIORHODOPSIN RECONSTITUTED FROM TWO INDIVIDUAL HELICES AND THE COMPLEMENTARY FIVE‐HELIX FRAGMENT IS PHOTOACTIVE
Kataoka M, Kahn T, Tsujiuchi Y, Engelman D, Tokunaga F. BACTERIORHODOPSIN RECONSTITUTED FROM TWO INDIVIDUAL HELICES AND THE COMPLEMENTARY FIVE‐HELIX FRAGMENT IS PHOTOACTIVE. Photochemistry And Photobiology 1992, 56: 895-901. PMID: 1492135, DOI: 10.1111/j.1751-1097.1992.tb09710.x.Peer-Reviewed Original Research
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
1986
Reformation of crystalline purple membrane from purified bacteriorhodopsin fragments.
Popot J, Trewhella J, Engelman D. Reformation of crystalline purple membrane from purified bacteriorhodopsin fragments. The EMBO Journal 1986, 5: 3039-3044. PMID: 3792305, PMCID: PMC1167258, DOI: 10.1002/j.1460-2075.1986.tb04603.x.Peer-Reviewed Original ResearchMeSH KeywordsBacteriorhodopsinsChymotrypsinHalobacteriumNeutron Activation AnalysisPeptide FragmentsProtein ConformationX-Ray DiffractionLocalization of two chymotryptic fragments in the structure of renatured bacteriorhodopsin by neutron diffraction.
Trewhella J, Popot J, Zaccaï G, Engelman D. Localization of two chymotryptic fragments in the structure of renatured bacteriorhodopsin by neutron diffraction. The EMBO Journal 1986, 5: 3045-3049. PMID: 3792306, PMCID: PMC1167259, DOI: 10.1002/j.1460-2075.1986.tb04604.x.Peer-Reviewed Original Research
1985
Stability of transmembrane regions in bacteriorhodopsin studied by progressive proteolysis
Dumont M, Trewhella J, Engelman D, Richards F. Stability of transmembrane regions in bacteriorhodopsin studied by progressive proteolysis. The Journal Of Membrane Biology 1985, 88: 233-247. PMID: 3913776, DOI: 10.1007/bf01871088.Peer-Reviewed Original ResearchConceptsMolecular weight distributionFragments of bacteriorhodopsinVisible absorption spectraX-ray diffractionX-ray diffraction patternsDiffraction patternsAqueous mediaNative purple membraneUrea-polyacrylamide gel electrophoresisWeight distributionSmall soluble peptidesAbsorption spectraHydrophobic segmentsBacteriorhodopsin sequenceAmino acid analysisHigh-pressure liquid chromotographyPolyacrylamide gel electrophoresisDigestion conditionsPurple membraneOptical absorptionSoluble peptidesBacteriorhodopsinMembrane-embedded regionsLiquid chromotographyProducts of digestion