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) sequenceMembraneZipperFoldingMotifAsparagineResidues
1999
The Length of the Flexible SNAREpin Juxtamembrane Region Is a Critical Determinant of SNARE-Dependent Fusion
McNew J, Weber T, Engelman D, Söllner T, Rothman J. The Length of the Flexible SNAREpin Juxtamembrane Region Is a Critical Determinant of SNARE-Dependent Fusion. Molecular Cell 1999, 4: 415-421. PMID: 10518222, DOI: 10.1016/s1097-2765(00)80343-3.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAntigens, SurfaceCarrier ProteinsMembrane FusionMembrane ProteinsMolecular Sequence DataMutagenesis, Site-DirectedNerve Tissue ProteinsPliabilityProlineProtein Structure, SecondaryRecombinant ProteinsR-SNARE ProteinsSNARE ProteinsSynaptosomal-Associated Protein 25Syntaxin 1Vesicular Transport ProteinsConceptsJuxtamembrane regionMembrane fusionSNARE-dependent membrane fusionSNARE-dependent fusionHelix-breaking proline residueSNARE proteinsTransmembrane domainSyntaxin 1ACoil domainProline residuesFlexible linkerLipid bilayersCritical determinantFusion efficiencyFusionVAMPDomainProteinRate of fusionSnareVesiclesResiduesLinkerSame changesRegionVisual Arrestin Activity May Be Regulated by Self-association*
Schubert C, Hirsch J, Gurevich V, Engelman D, Sigler P, Fleming K. Visual Arrestin Activity May Be Regulated by Self-association*. Journal Of Biological Chemistry 1999, 274: 21186-21190. PMID: 10409673, DOI: 10.1074/jbc.274.30.21186.Peer-Reviewed Original Research
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 ResearchConceptsComplete 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
1991
Small-angle X-ray scattering studies of calmodulin mutants with deletions in the linker region of the central helix indicate that the linker region retains a predominantly alpha-helical conformation.
Kataoka M, Head J, Persechini A, Kretsinger R, Engelman D. Small-angle X-ray scattering studies of calmodulin mutants with deletions in the linker region of the central helix indicate that the linker region retains a predominantly alpha-helical conformation. Biochemistry 1991, 30: 1188-92. PMID: 1991098, DOI: 10.1021/bi00219a004.Peer-Reviewed Original ResearchConceptsLinker regionCentral helixCalcium-dependent conformational changeWild-type proteinCentral linker regionSmall-angle X-rayAlpha-helical conformationGlu-84Calmodulin mutantsMutant formsGlu-83Wild typeMutantsNative proteinConformational changesCalmodulinProteinSer-81DeletionPresence of Ca2Binding of melittinSignificant size changesGlobular conformationRadius of gyrationHelix