2001
Specificity in transmembrane helix–helix interactions can define a hierarchy of stability for sequence variants
Fleming K, Engelman D. Specificity in transmembrane helix–helix interactions can define a hierarchy of stability for sequence variants. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 14340-14344. PMID: 11724930, PMCID: PMC64683, DOI: 10.1073/pnas.251367498.Peer-Reviewed Original ResearchMeSH KeywordsBinding SitesDimerizationDrug StabilityElectrophoresis, Polyacrylamide GelGenetic VariationGlycophorinsHumansIn Vitro TechniquesMagnetic Resonance SpectroscopyMembrane ProteinsMutagenesis, Site-DirectedPoint MutationProtein FoldingProtein Structure, SecondaryRecombinant Fusion ProteinsThermodynamicsUltracentrifugationConceptsHelix-helix interactionsMembrane proteinsTransmembrane helix-helix interactionsSequence variantsHelical membrane proteinsTransmembrane helix dimerizationProtein-protein interactionsDifferent hydrophobic environmentsAlanine-scanning mutagenesisSedimentation equilibrium analytical ultracentrifugationEquilibrium analytical ultracentrifugationTransmembrane helicesHelix dimerizationGxxxG motifDimer interfaceNMR structureDimer stabilityAnalytical ultracentrifugationHydrophobic environmentProteinMutationsSequence dependenceEnergetic principlesHierarchy of stabilityMutagenesis
2000
Interhelical hydrogen bonding drives strong interactions in membrane proteins
Xiao Zhou F, Cocco M, Russ W, Brunger A, Engelman D. Interhelical hydrogen bonding drives strong interactions in membrane proteins. Nature Structural & Molecular Biology 2000, 7: 154-160. PMID: 10655619, DOI: 10.1038/72430.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAmino Acid SequenceAsparagineCell MembraneChloramphenicol O-AcetyltransferaseCircular DichroismDetergentsDimerizationDNA-Binding ProteinsElectrophoresis, Polyacrylamide GelFungal ProteinsGlycophorinsHydrogen BondingLeucine ZippersMagnetic Resonance SpectroscopyMembrane ProteinsMicellesMicrococcal NucleaseMolecular Sequence DataPeptidesProtein ConformationProtein KinasesProtein Structure, SecondaryRecombinant ProteinsSaccharomyces cerevisiae ProteinsConceptsMembrane proteinsHelix associationTransmembrane α-helicesIntegral membrane proteinsInterhelical hydrogen bondingModel transmembrane helixTransmembrane helicesMembrane helicesGCN4 leucine zipperLeucine zipperPolar residuesSoluble proteinHydrophobic leucineΑ-helixBiological membranesProteinHelixNon-specific interactionsValine (HAV) sequenceMembraneZipperFoldingMotifAsparagineResiduesDesign of single-layer β-sheets without a hydrophobic core
Koide S, Huang X, Link K, Koide A, Bu Z, Engelman D. Design of single-layer β-sheets without a hydrophobic core. Nature 2000, 403: 456-460. PMID: 10667801, DOI: 10.1038/35000255.Peer-Reviewed Original ResearchConceptsSingle-layer β-sheetΒ-sheetHydrophobic coreΒ-sheet segmentsProtein foldingHydrogen-deuterium exchangeOuter surface protein AΒ-sheet structureChemical denaturationSmall-angle X-rayProtein AFoldingMain thermodynamic driving forceSurface protein ABorrelia burgdorferiNuclear magnetic resonanceThermodynamic driving forceMisfoldingNonpolar moietiesHydrophobic effectSolvent resultsProteinAdjacent unitsDenaturationVariants
1999
Multistep Denaturation of Borrelia burgdorferi OspA, a Protein Containing a Single-Layer β-Sheet †
Koide S, Bu Z, Risal D, Pham T, Nakagawa T, Tamura A, Engelman D. Multistep Denaturation of Borrelia burgdorferi OspA, a Protein Containing a Single-Layer β-Sheet †. Biochemistry 1999, 38: 4757-4767. PMID: 10200164, DOI: 10.1021/bi982443+.Peer-Reviewed Original ResearchConceptsSolution small-angle X-ray scatteringChemical shift differencesSingle-layer β-sheetSignificant kinetic barrierSmall-angle X-ray scatteringHeteronuclear NMR spectroscopyDifferential scanning calorimetryNMR spectroscopyRadius of gyrationX-ray scatteringDenaturation reactionNMR measurementsShift differencesKinetic barrierRigid moleculesScanning calorimetrySAXS measurementsΒ-sheetCooperative transitionReactionLys residuesBorrelia burgdorferi OspANative proteinBeta-sheet segmentThermal denaturation reaction
1998
A solution SAXS study of borrelia burgdorferi OspA, a protein containing a single‐layer β‐sheet
Bu Z, Engelman D, Koide S. A solution SAXS study of borrelia burgdorferi OspA, a protein containing a single‐layer β‐sheet. Protein Science 1998, 7: 2681-2683. PMID: 9865964, PMCID: PMC2143892, DOI: 10.1002/pro.5560071223.Peer-Reviewed Original ResearchConceptsCrystal structureSingle-layer β-sheetPredominant solution conformationEarlier NMR studiesAngle X-ray Scattering StudySmall-angle X-ray scattering (SAXS) studiesRadius of gyrationNMR studiesSolution conformationX-ray scattering studyStable structureSAXS experimentΒ-sheetLocal structureGlobal conformationScattering StudyUnusual structureBorrelia burgdorferi outer surface protein ABeta topologyConformationBorrelia burgdorferi OspAC-terminal domainSingle layerStructureNMR
1997
A 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
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 ResearchMeSH KeywordsCarbon IsotopesGlycophorinsHumansLeucineMagnetic Resonance SpectroscopyMicellesMolecular StructurePeptide FragmentsProtein ConformationProtein Structure, SecondaryConceptsChemical 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.DimersChainMethyl
1995
Small angle x-ray scattering studies of magnetically oriented lipid bilayers
Hare B, Prestegard J, Engelman D. Small angle x-ray scattering studies of magnetically oriented lipid bilayers. Biophysical Journal 1995, 69: 1891-1896. PMID: 8580332, PMCID: PMC1236422, DOI: 10.1016/s0006-3495(95)80059-7.Peer-Reviewed Original ResearchMeSH KeywordsBiophysical PhenomenaBiophysicsCholic AcidsDetergentsLipid BilayersMagnetic Resonance SpectroscopyMagneticsPhosphatidylcholinesScattering, RadiationX-RaysConceptsNuclear magnetic resonanceLipid bilayersMembrane-associated moleculesBilayer thicknessLipid particlesSmall-angle X-rayX-ray scatteringAngle X-rayNMR dataDLPC vesiclesOrientational parametersX-ray solutionMolar ratioPhospholipid moleculesStructural studiesOrientational energyPhospholipid bilayersAnalogue 3MoleculesBilayersInterparticle spacingX-rayMagnetic resonanceParticlesComplexes
1992
Truncated staphylococcal nuclease is compact but disordered.
Flanagan J, Kataoka M, Shortle D, Engelman D. Truncated staphylococcal nuclease is compact but disordered. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 748-752. PMID: 1731350, PMCID: PMC48316, DOI: 10.1073/pnas.89.2.748.Peer-Reviewed Original ResearchMeSH KeywordsCircular DichroismMagnetic Resonance SpectroscopyMicrococcal NucleaseProtein ConformationProtein DenaturationRecombinant ProteinsScattering, RadiationStaphylococcusStructure-Activity RelationshipWaterX-RaysConceptsComplete folding pathwayWild-type levelsCarboxyl-terminal deletionsSecondary structural featuresNative-like conformationPersistent secondary structureProtein foldsCarboxyl terminusFolding pathwaysPolypeptide chainSecondary structureAmino acidsStaphylococcal nucleaseSmall-angle X-rayNuclear magnetic resonanceCircular dichroismPhysiological conditionsNucleasePotent inhibitorDeletionSolvent exclusionMolecules resultsStructural featuresPresence of calciumRibosomes
1983
Neutron diffraction analysis of cytochrome b5 reconstituted in deuterated lipid multilayers
Gogol E, Engelman D, Zaccai G. Neutron diffraction analysis of cytochrome b5 reconstituted in deuterated lipid multilayers. Biophysical Journal 1983, 43: 285-292. PMID: 6626669, PMCID: PMC1329297, DOI: 10.1016/s0006-3495(83)84352-5.Peer-Reviewed Original Research
1971
Structural comparisons of native and reaggregated membranes from Mycoplasma laidlawii and erythrocytes by X-ray diffraction and nuclear magnetic resonance techniques
Metcalfe J, Metcalfe S, Engelman D. Structural comparisons of native and reaggregated membranes from Mycoplasma laidlawii and erythrocytes by X-ray diffraction and nuclear magnetic resonance techniques. Biochimica Et Biophysica Acta 1971, 241: 412-421. PMID: 5159791, DOI: 10.1016/0005-2736(71)90041-1.Peer-Reviewed Original ResearchMeSH KeywordsAcetoneAcholeplasma laidlawiiAlcoholsBacterial ProteinsBenzyl CompoundsBinding SitesCell MembraneCentrifugation, Density GradientChemical PrecipitationDetergentsDeuteriumDialysisErythrocytesLipidsMacromolecular SubstancesMagnetic Resonance SpectroscopyMicroscopy, ElectronMycoplasmaSulfatesUltracentrifugationX-Ray DiffractionConceptsRelaxation measurementsMagnetic relaxation measurementsNuclear magnetic relaxation measurementsNuclear magnetic resonance techniquesNative membranesProbe experimentsX-ray diffraction patternsX-ray diffractionMagnetic resonance techniquesSodium dodecyl sulfateLipid bilayer structureProbe techniqueProbe moleculesBenzyl alcoholResonance techniquesDiffraction patternsBilayer regionsDodecyl sulfateBilayer structureElectron microscopyMembrane systemStructural comparisonMeasurementsMembraneDiffractionStructural comparisons of native and reaggregated membranes.
Engelman D, Metcalfe J, Metcalfe S. Structural comparisons of native and reaggregated membranes. British Journal Of Pharmacology 1971, 41: 382p. PMID: 5572285, PMCID: PMC1703325.Peer-Reviewed Original Research
1969
CURRENT MODELS FOR THE STRUCTURE OF BIOLOGICAL MEMBRANES
Stoeckenius W, Engelman D. CURRENT MODELS FOR THE STRUCTURE OF BIOLOGICAL MEMBRANES. Journal Of Cell Biology 1969, 42: 613-646. PMID: 4895596, PMCID: PMC2107701, DOI: 10.1083/jcb.42.3.613.Peer-Reviewed Original Research