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 associatesBilayersTwo EGF molecules contribute additively to stabilization of the EGFR dimer
Lemmon M, Bu Z, Ladbury J, Zhou M, Pinchasi D, Lax I, Engelman D, Schlessinger J. Two EGF molecules contribute additively to stabilization of the EGFR dimer. The EMBO Journal 1997, 16: 281-294. PMID: 9029149, PMCID: PMC1169635, DOI: 10.1093/emboj/16.2.281.Peer-Reviewed Original ResearchConceptsEpidermal growth factorReceptor dimerizationEGF moleculesPrecise molecular detailsHuman growth hormone receptorReceptor-receptor interactionsGrowth factorInterferon-gamma receptorEGFR dimersSignaling eventsMolecular detailsReceptor oligomerizationGrowth hormone receptorExtracellular domainEGFR familyCell surfaceMonomer bindsSubsequent associationDimerizationHormone receptorsTitration calorimetrySmall-angle X-ray scatteringBindingReceptorsMultivalent binding
1991
Structure-function studies of bacteriorhodopsin XV. Effects of deletions in loops B-C and E-F on bacteriorhodopsin chromophore and structure
Gilles-Gonzalez M, Engelman D, Khorana H. Structure-function studies of bacteriorhodopsin XV. Effects of deletions in loops B-C and E-F on bacteriorhodopsin chromophore and structure. Journal Of Biological Chemistry 1991, 266: 8545-8550. PMID: 2022666, DOI: 10.1016/s0021-9258(18)93009-7.Peer-Reviewed Original Research
1989
Melittin binding causes a large calcium-dependent conformational change in calmodulin.
Kataoka M, Head J, Seaton B, Engelman D. Melittin binding causes a large calcium-dependent conformational change in calmodulin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 6944-6948. PMID: 2780551, PMCID: PMC297967, DOI: 10.1073/pnas.86.18.6944.Peer-Reviewed Original ResearchConceptsConformational changesCalcium-dependent conformational changeDependent conformational changesCellular functionsTarget proteinsMelittin bindsCalmodulin functionCalmodulinSolution structureCalmodulin-melittin complexSmall-angle X-ray scatteringConformation changeAbsence of calciumCompetitive inhibitorOverall structureMelittin bindingTarget peptideMelittinPresence of calciumGlobular shapeCa2PeptidesX-ray scatteringProteinBinds
1987
Refolding of bacteriorhodopsin in lipid bilayers A thermodynamically controlled two-stage process
Popot J, Gerchman S, Engelman D. Refolding of bacteriorhodopsin in lipid bilayers A thermodynamically controlled two-stage process. Journal Of Molecular Biology 1987, 198: 655-676. PMID: 3430624, DOI: 10.1016/0022-2836(87)90208-7.Peer-Reviewed Original ResearchConceptsLipid vesiclesAbsence of retinalAlpha-helical structureStable transmembrane helixPurple membrane latticeTransmembrane helicesSmall lipid vesiclesCircular dichroism spectraMembrane proteinsMixture of monomersFree energy minimumDodecyl sulfate solutionVesicle fusionRenatured moleculesSame absorption spectrumCorrect refoldingMajor rearrangementsStructure of bacteriorhodopsinTertiary structureMembrane latticeAbsorption spectroscopyNeutron crystallographyFolding mechanismPartial dehydration processLipid bilayersTransmembrane topography of the nicotinic acetylcholine receptor delta subunit.
McCrea P, Popot J, Engelman D. Transmembrane topography of the nicotinic acetylcholine receptor delta subunit. The EMBO Journal 1987, 6: 3619-3626. PMID: 3428268, PMCID: PMC553829, DOI: 10.1002/j.1460-2075.1987.tb02693.x.Peer-Reviewed Original ResearchConceptsDisulfide bridgesAcetylcholine receptor delta subunitIntermolecular disulfide bridgesTransmembrane topographyTransmembrane segmentsTransmembrane crossingReceptor delta subunitCellular locationC-terminusN-terminusDelta subunitNicotinic acetylcholine receptorsSubunitsElectric organVesiclesPermeability barrierTorpedo marmorataVesicle systemAcetylcholine receptorsDiphtheria toxinAqueous spaceDimers