Membrane FusionCell FusionCell MembraneViral Fusion ProteinsMembrane LipidsMembranesMembrane Fusion ProteinsIntracellular MembranesSNARE ProteinsRecombinant Fusion ProteinsVirus InternalizationMembranes, ArtificialMembrane PotentialsLiposomesMembrane FluidityVesicular Transport ProteinsQa-SNARE ProteinsErythrocyte MembraneMolecular Sequence DataExocytosisAmino Acid SequenceViral Envelope ProteinsLipid BilayersCell LineHydrogen-Ion ConcentrationCell Membrane PermeabilityMembrane GlycoproteinsSpinal FusionProtein Structure, TertiaryProtein BindingSynaptosomal-Associated Protein 25Gene FusionMicroscopy, ElectronBasement MembraneR-SNARE ProteinsAnnexin A7MutationN-Ethylmaleimide-Sensitive ProteinsMunc18 ProteinsSoluble N-Ethylmaleimide-Sensitive Factor Attachment ProteinsGiant CellsHIV Envelope Protein gp41Protein ConformationSyntaxin 1Protein TransportVacuolesModels, BiologicalMembrane Transport ProteinsHemagglutinin Glycoproteins, Influenza VirusQc-SNARE ProteinsMembrane ProteinsCricetinaeFreeze FracturingMitochondrial MembranesModels, MolecularVesicle-Associated Membrane Protein 2Qb-SNARE ProteinsCarrier ProteinsCalciumOncogene Proteins, FusionCercopithecus aethiopsGolgi ApparatusSemliki forest virusEndosomesMicroscopy, FluorescenceEscherichia coliPhosphatidylcholinesHemagglutinins, ViralBase SequenceEndocytosisSynaptic MembranesCells, CulturedPeptidesProtein Structure, SecondaryEndoplasmic ReticulumPhosphatidylethanolaminesKineticsHeLa CellsTemperatureReceptors, VirusSecretory VesiclesBacterial ProteinsBinding SitesTransport VesiclesGreen Fluorescent ProteinsSynaptotagminsSequence Homology, Amino AcidRecombinant ProteinsPhosphatidylserinesSaccharomyces cerevisiae ProteinsHIV Fusion InhibitorsGlycoproteinsCloning, Molecularrab GTP-Binding ProteinsMicroscopy, ConfocalParameciumElectrophoresis, Polyacrylamide GelVero CellsCytoplasmJunin virus