HIV Envelope Protein gp120HIV Envelope Protein gp160HIV Envelope Protein gp41HIV-1Antigens, CD4Viral Envelope Proteinsenv Gene Products, Human Immunodeficiency VirusGene Products, envHIV AntibodiesReceptors, CXCR4Molecular Sequence DataAmino Acid SequenceEpitopesAIDS VaccinesAntibodiesHIV InfectionsHIVAntibodies, ViralAntibodies, NeutralizingAntibodies, MonoclonalNuclear EnvelopeAntibody SpecificityRecombinant ProteinsCells, CulturedCell LineNeutralization TestsAntibodies, BacterialHIV AntigensVirionVirus InternalizationAntibody FormationReceptors, CCR5Membrane FusionProtein PrecursorsHIV SeropositivityGlycosylationVirus ReplicationAntibody AffinityHIV Fusion InhibitorsFluorescent Antibody TechniqueProtein BindingReceptors, HIVCell FusionPeptide FragmentsMembrane GlycoproteinsViral ProteinsRetroviridae Proteins, OncogenicBinding Sites, AntibodyPeptidesMice, Inbred BALB CEnzyme-Linked Immunosorbent AssayProtein ConformationBase SequenceCross ReactionsCD4-Positive T-LymphocytesModels, MolecularRecombinant Fusion ProteinsHeLa CellsT-LymphocytesAntibodies, Anti-IdiotypicGlycoproteinsAcquired Immunodeficiency SyndromeVirus AssemblyMembrane ProteinsBacteriophage T4ImmunizationHIV-2Receptors, VirusVaccines, SyntheticBinding SitesAntigens, NeoplasmEpitope MappingDengue VirusMutationCell Membrane