2024
Kinetic study of membrane protein interactions: from three to two dimensions
Adrien V, Reffay M, Taulier N, Verchère A, Monlezun L, Picard M, Ducruix A, Broutin I, Pincet F, Urbach W. Kinetic study of membrane protein interactions: from three to two dimensions. Scientific Reports 2024, 14: 882. PMID: 38195620, PMCID: PMC10776792, DOI: 10.1038/s41598-023-50827-5.Peer-Reviewed Original ResearchConceptsMembrane proteinsMembrane protein interactionsProtein-protein interactionsProtein complexesProtein interactionsMembrane environmentOpposite membranesBacterial efflux pumpsProtein behaviorProtein systemsMolecular interactionsEfflux pumpsProteinExploration distanceMembraneFluorescence recovery experimentsInteractionBinding rateBinding constantsComplexes
2022
The beginning and the end of SNARE‐induced membrane fusion
Mion D, Bunel L, Heo P, Pincet F. The beginning and the end of SNARE‐induced membrane fusion. FEBS Open Bio 2022, 12: 1958-1979. PMID: 35622519, PMCID: PMC9623537, DOI: 10.1002/2211-5463.13447.Peer-Reviewed Original Research
2018
High-Throughput Monitoring of Single Vesicle Fusion Using Freestanding Membranes and Automated Analysis
Ramakrishnan S, Gohlke A, Li F, Coleman J, Xu W, Rothman JE, Pincet F. High-Throughput Monitoring of Single Vesicle Fusion Using Freestanding Membranes and Automated Analysis. Langmuir 2018, 34: 5849-5859. PMID: 29694054, DOI: 10.1021/acs.langmuir.8b00116.Peer-Reviewed Original ResearchConceptsMembrane fusionFusion eventsSoluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) proteinsSNARE-dependent membrane fusionIndividual vesicle fusion eventsFactor attachment protein receptor proteinsN-ethylmaleimide-sensitive factor attachment protein receptor proteinsT-SNARE proteinsSingle-vesicle fusionProtein receptor proteinsVesicle fusion eventsMobility of proteinsVesicle dockingContent releaseVesicle fusionHigh-throughput monitoringPlanar membranesReceptor proteinLipid mixingProteinLipid bilayersVesiclesCorrect reconstitutionMembraneAqueous compartment
2014
Binding of sperm protein Izumo1 and its egg receptor Juno drives Cd9 accumulation in the intercellular contact area prior to fusion during mammalian fertilization
Chalbi M, Barraud-Lange V, Ravaux B, Howan K, Rodriguez N, Soule P, Ndzoudi A, Boucheix C, Rubinstein E, Wolf J, Ziyyat A, Perez E, Pincet F, Gourier C. Binding of sperm protein Izumo1 and its egg receptor Juno drives Cd9 accumulation in the intercellular contact area prior to fusion during mammalian fertilization. Development 2014, 141: 3732-3739. PMID: 25209248, DOI: 10.1242/dev.111534.Peer-Reviewed Original ResearchConceptsGamete fusionMammalian fertilizationMolecular mechanismsSperm protein IZUMO1Intercellular contact areaFusion machineryMembrane proteinsMembrane organizationIZUMO1Intercellular adhesionAdhesion partnersRecruitment kineticsKey playersCD9Adhesion phaseEggsAdhesion areaFertilizationFusionHuman eggsGametesMachineryAdhesionSpeciesProteinA Half-Zippered SNARE Complex Represents a Functional Intermediate in Membrane Fusion
Li F, Kümmel D, Coleman J, Reinisch KM, Rothman JE, Pincet F. A Half-Zippered SNARE Complex Represents a Functional Intermediate in Membrane Fusion. Journal Of The American Chemical Society 2014, 136: 3456-3464. PMID: 24533674, PMCID: PMC3985920, DOI: 10.1021/ja410690m.Peer-Reviewed Original ResearchConceptsN-terminal domainMembrane fusionV-SNARET-SNAREsRecent biophysical studiesC-terminal portionSNARE complexTransmembrane domainRegulatory proteinsFunctional intermediatesC-terminusDistinct functionsN-terminusMolecular mechanismsConformational rearrangementsBiophysical studiesVital regulatorZippering mechanismRate-limiting stepBiological membranesSnareFusionComplexinMultiple stagesZippering
2006
Transition from long- to short-lived transient pores in giant vesicles in an aqueous medium
Rodriguez N, Cribier S, Pincet F. Transition from long- to short-lived transient pores in giant vesicles in an aqueous medium. Physical Review E 2006, 74: 061902. PMID: 17280091, DOI: 10.1103/physreve.74.061902.Peer-Reviewed Original Research
2005
Prototypical Type I E-cadherin and Type II Cadherin-7 Mediate Very Distinct Adhesiveness through Their Extracellular Domains*
Chu YS, Eder O, Thomas WA, Simcha I, Pincet F, Ben-Ze'ev A, Perez E, Thiery JP, Dufour S. Prototypical Type I E-cadherin and Type II Cadherin-7 Mediate Very Distinct Adhesiveness through Their Extracellular Domains*. Journal Of Biological Chemistry 2005, 281: 2901-2910. PMID: 16253998, DOI: 10.1074/jbc.m506185200.Peer-Reviewed Original ResearchConceptsType II cadherinsE-cadherinIntercellular adhesivenessChimeric cadherinsTissue morphogenesisCadherin expression levelsCytoskeletal complexCytoplasmic tailCadherin-7Adherent junctionsCell doubletsCadherinExtracellular domainType ICell adhesivityExpression levelsStable complexesLow adhesivityCellsMorphogenesisAdhesivityComplexesProfound implicationsHigh adhesivityRegulation
2004
Hemifusion and fusion of giant vesicles induced by reduction of inter-membrane distance
Heuvingh J, Pincet F, Cribier S. Hemifusion and fusion of giant vesicles induced by reduction of inter-membrane distance. The European Physical Journal E 2004, 14: 269-276. PMID: 15338438, DOI: 10.1140/epje/i2003-10151-2.Peer-Reviewed Original ResearchConceptsInter-membrane distanceGiant unilamellar vesiclesInner leafletMembrane fusionOuter leafletMeans of micromanipulationCommon functionFluorescence microscopyProbe redistributionVesiclesInfluenza virus hemagglutininGiant vesiclesDNA basesModel systemHemifusionUnilamellar vesiclesActual fusionVirus hemagglutininMembraneContact zoneFusionHead groupsGood agreementProteinLeafletsSpecific Recognition of Macroscopic Objects by the Cell Surface: Evidence for a Receptor Density Threshold Revealed by Micrometric Particle Binding Characteristics
Sarda S, Pointu D, Pincet F, Henry N. Specific Recognition of Macroscopic Objects by the Cell Surface: Evidence for a Receptor Density Threshold Revealed by Micrometric Particle Binding Characteristics. Biophysical Journal 2004, 86: 3291-3303. PMID: 15111442, PMCID: PMC1304194, DOI: 10.1016/s0006-3495(04)74377-5.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CD19Binding SitesBiophysicsBiotinylationCell AdhesionCell Line, TransformedCell Line, TumorCell MembraneDiffusionFlow CytometryHumansKineticsLigandsLymphoma, B-CellMicroscopy, FluorescenceModels, BiologicalProtein BindingScattering, RadiationStreptavidinStress, MechanicalSurface PropertiesTemperatureTime Factors
2001
From Macroscopic Adhesion Energy to Molecular Bonds: A Test of the Theory
Pincet F, Perez E, Loudet J, Lebeau L. From Macroscopic Adhesion Energy to Molecular Bonds: A Test of the Theory. Physical Review Letters 2001, 87: 178101. PMID: 11690314, DOI: 10.1103/physrevlett.87.178101.Peer-Reviewed Original ResearchUltraweak Sugar-Sugar Interactions for Transient Cell Adhesion
Pincet F, Le Bouar T, Zhang Y, Esnault J, Mallet J, Perez E, Sinaÿ P. Ultraweak Sugar-Sugar Interactions for Transient Cell Adhesion. Biophysical Journal 2001, 80: 1354-1358. PMID: 11222296, PMCID: PMC1301327, DOI: 10.1016/s0006-3495(01)76108-5.Peer-Reviewed Original Research