2003
Amphipols: polymeric surfactants for membrane biology research
Popot J, Berry E, Charvolin D, Creuzenet C, Ebel C, Engelman D, Flötenmeyer M, Giusti F, Gohon Y, Hervé P, Hong Q, Lakey J, Leonard K, Shuman H, Timmins P, Warschawski D, Zito F, Zoonens M, Pucci B, Tribet C. Amphipols: polymeric surfactants for membrane biology research. Cellular And Molecular Life Sciences 2003, 60: 1559-1574. PMID: 14513831, PMCID: PMC11138540, DOI: 10.1007/s00018-003-3169-6.Peer-Reviewed Original ResearchConceptsMembrane proteinsQuasi-irreversible mannerPolymeric surfactantsAmphiphilic polymersMembrane biologyAqueous solutionTransmembrane surfaceAmphipolsBiology researchDissociating characterPutative usesNative stateSurfactantsNovel familyProteinCurrent knowledgeRapid inactivationNoncovalentDetergentsPolymersBiologyCompoundsComplexesInactivationAbsence
2001
Conversion of Phospholamban into a Soluble Pentameric Helical Bundle †
Li H, Cocco M, Steitz T, Engelman D. Conversion of Phospholamban into a Soluble Pentameric Helical Bundle †. Biochemistry 2001, 40: 6636-6645. PMID: 11380258, DOI: 10.1021/bi0026573.Peer-Reviewed Original ResearchConceptsMembrane proteinsLipid-exposed surfaceMembrane protein phospholambanLaser lightX-ray scatteringTransmembrane domainHelical bundleWild-type phospholambanOligomeric stateNative phospholambanPolar residuesSimilar foldHydrophobic residuesSoluble proteinReticulum membraneSmall-angle X-ray scatteringHelical pentamersProtein phospholambanSoluble variantProteinNatural proteinsNMR experimentsNative contactsMultiangle laser lightSarcoplasmic reticulum membranes
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
1990
Membrane protein folding and oligomerization: the two-stage model.
Popot J, Engelman D. Membrane protein folding and oligomerization: the two-stage model. Biochemistry 1990, 29: 4031-7. PMID: 1694455, DOI: 10.1021/bi00469a001.Peer-Reviewed Original ResearchConceptsMembrane protein foldingIntegral membrane proteinsMembrane proteinsProtein foldingMembrane protein subunitsTransmembrane segmentsTransmembrane structureSequence dataProtein subunitsVariety of functionsAqueous channelsLipid bilayersFoldingProteinSubunitsOligomerizationAssemblyFragmentsBilayers
1968
Characterization of the plasma membrane of Mycoplasma laidlawii. III. The formation and aggregation of small lipoprotein structures derived from sodium dodecyl sulfate-solubilized membrane components
Engelman D, Morowitz H. Characterization of the plasma membrane of Mycoplasma laidlawii. III. The formation and aggregation of small lipoprotein structures derived from sodium dodecyl sulfate-solubilized membrane components. Biochimica Et Biophysica Acta 1968, 150: 376-384. PMID: 5650390, DOI: 10.1016/0005-2736(68)90136-3.Peer-Reviewed Original ResearchConceptsMembrane componentsSucrose density gradient centrifugationPlasma membraneSame proteinMycoplasma laidlawiiAnalytical ultracentrifugationDensity gradient centrifugationBuoyant densityGradient centrifugationProteinLipoprotein structureProtein ratioDivalent cationsLipoprotein aggregatesMembraneLarge aggregatesM Mg2LaidlawiiAggregatesLipidsUltracentrifugationSingle peak
1967
Characterization of the plasma membrane of Mycoplasma laidlawii. I. Sodium dodecyl sulfate solubilization
Engelman D, Terry T, Morowitz H. Characterization of the plasma membrane of Mycoplasma laidlawii. I. Sodium dodecyl sulfate solubilization. Biochimica Et Biophysica Acta 1967, 135: 381-390. PMID: 6048810, DOI: 10.1016/0005-2736(67)90028-4.Peer-Reviewed Original ResearchConceptsSodium dodecyl sulfate solubilizationProtein-detergent complexesSeparate lipidsDetergent solubilizationAnalytical ultracentrifugationPlasma membraneLipoprotein subunitsSchlieren peakSchlieren patternsSolubilizationDistribution of proteinsPreparationSolubilized membrane preparationsMembrane proteinsMembraneIntermediatesMycoplasma laidlawiiDensity gradient sedimentationComplexesMembrane preparationsProteinCharacterizationLipidsPropertiesUltracentrifugationCharacterization of the plasma membrane of Mycoplasma laidlawii. II. Modes of aggregation of solubilized membrane components
Terry T, Engelman D, Morowitz H. Characterization of the plasma membrane of Mycoplasma laidlawii. II. Modes of aggregation of solubilized membrane components. Biochimica Et Biophysica Acta 1967, 135: 391-405. PMID: 6058126, DOI: 10.1016/0005-2736(67)90029-6.Peer-Reviewed Original Research