Cell MembraneMembrane FusionViral ProteinsCell FusionViral Fusion ProteinsMembrane LipidsMembranesMembrane Fusion ProteinsIntracellular MembranesRecombinant Fusion ProteinsSNARE ProteinsVirus InternalizationCell LineMolecular Sequence DataMembranes, ArtificialMembrane PotentialsAmino Acid SequenceLiposomesViral Envelope ProteinsMembrane FluidityVesicular Transport ProteinsQa-SNARE ProteinsErythrocyte MembraneExocytosisProtein BindingLipid BilayersProtein Structure, TertiaryMembrane GlycoproteinsHydrogen-Ion ConcentrationCell Membrane PermeabilityMutationMicroscopy, ElectronVirus ReplicationCercopithecus aethiopsSpinal FusionSynaptosomal-Associated Protein 25CricetinaeProtein TransportGene FusionGiant CellsProtein ConformationHIV Envelope Protein gp41HeLa CellsBasement MembraneBase SequenceModels, BiologicalR-SNARE ProteinsAnnexin A7N-Ethylmaleimide-Sensitive ProteinsHemagglutinin Glycoproteins, Influenza VirusMunc18 ProteinsSoluble N-Ethylmaleimide-Sensitive Factor Attachment ProteinsMembrane ProteinsVirionModels, MolecularSyntaxin 1Carrier ProteinsVacuolesMembrane Transport ProteinsVero CellsQc-SNARE ProteinsCells, CulturedFreeze FracturingMitochondrial MembranesCalciumVesicle-Associated Membrane Protein 2Qb-SNARE ProteinsMicroscopy, FluorescenceSemliki forest virusHemagglutinins, ViralGolgi ApparatusOncogene Proteins, FusionPeptidesEndoplasmic ReticulumEndosomesGlycoproteinsHIV-1CytoplasmBinding SitesKineticsEscherichia coliEndocytosisRecombinant ProteinsTemperatureTransfectionGreen Fluorescent ProteinsReceptors, VirusSequence Homology, Amino AcidElectrophoresis, Polyacrylamide GelCloning, MolecularProtein Structure, SecondaryPhosphatidylcholinesOrthomyxoviridaeMicroscopy, ConfocalSynaptic MembranesTransport VesiclesPhosphatidylethanolaminesRNA, ViralBacterial ProteinsVirus Physiological Phenomena