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
1998
Structure-based prediction of the stability of transmembrane helix–helix interactions: The sequence dependence of glycophorin A dimerization
MacKenzie K, Engelman D. Structure-based prediction of the stability of transmembrane helix–helix interactions: The sequence dependence of glycophorin A dimerization. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 3583-3590. PMID: 9520409, PMCID: PMC19879, DOI: 10.1073/pnas.95.7.3583.Peer-Reviewed Original ResearchConceptsHelix-helix interactionsTransmembrane helix-helix associationTransmembrane helix-helix interactionsHelix-helix associationSingle-point mutantsStructure-based predictionTransmembrane domainMembrane proteinsDimer interfaceDimerization propensitySide-chain hydrophobicityDimer stabilityPoint mutationsSteric clashesMultiple mutationsMutationsSequence dependenceCompensatory effectFavorable van der Waals interactionsMutantsFoldingProteinInteractionDimerizationGlycophorin
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