Identification of an ion channel activity of the Vpu transmembrane domain and its involvement in the regulation of virus release from HIV-1-infected cells

scientific article published in November 1996

Identification of an ion channel activity of the Vpu transmembrane domain and its involvement in the regulation of virus release from HIV-1-infected cells is …
instance of (P31):
scholarly articleQ13442814

External links are
P356DOI10.1016/S0014-5793(96)01146-5
P698PubMed publication ID8946945

P2093author name stringMontal M
Schubert U
Henklein P
Strebel K
Ferrer-Montiel AV
Oblatt-Montal M
P2860cites workCalcium channel activity of purified human synexin and structure of the human synexin geneQ24613441
Envelope glycoprotein and CD4 independence of vpu-facilitated human immunodeficiency virus type 1 capsid exportQ24644301
Differential activities of the human immunodeficiency virus type 1-encoded Vpu protein are regulated by phosphorylation and occur in different cellular compartmentsQ24646897
The human immunodeficiency virus type 1 Vpu protein specifically binds to the cytoplasmic domain of CD4: implications for the mechanism of degradationQ24676509
Syntaxin: a synaptic protein implicated in docking of synaptic vesicles at presynaptic active zonesQ28211190
Complete nucleotide sequence of the AIDS virus, HTLV-IIIQ28259080
Production of acquired immunodeficiency syndrome-associated retrovirus in human and nonhuman cells transfected with an infectious molecular cloneQ29547734
Design of Molecular Function: Channels of CommunicationQ30193776
Induction of endogenous channels by high levels of heterologous membrane proteins in Xenopus oocytesQ34047170
Viral and cellular small integral membrane proteins can modify ion channels endogenous to Xenopus oocytesQ34047519
Identification of a protein encoded by the vpu gene of HIV-1.Q34163678
Formation of bimolecular membranes from lipid monolayers and a study of their electrical propertiesQ34211339
Influenza virus M2 protein has ion channel activityQ34248853
The human immunodeficiency virus type 1 encoded Vpu protein is phosphorylated by casein kinase-2 (CK-2) at positions Ser52 and Ser56 within a predicted alpha-helix-turn-alpha-helix-motifQ34335638
Human-immunodeficiency-virus-type-1-encoded Vpu protein is phosphorylated by casein kinase IIQ34352096
Augmentation of virus secretion by the human immunodeficiency virus type 1 Vpu protein is cell type independent and occurs in cultured human primary macrophages and lymphocytesQ35852056
Acetylcholine receptor in planar lipid bilayers. Characterization of the channel properties of the purified nicotinic acetylcholine receptor from Torpedo californica reconstituted in planar lipid bilayersQ36408986
Human immunodeficiency virus type 1 Vpu protein induces degradation of CD4 in vitro: the cytoplasmic domain of CD4 contributes to Vpu sensitivityQ36649813
Human immunodeficiency virus type 1 Vpu protein is an oligomeric type I integral membrane proteinQ36651564
The human immunodeficiency virus type 1-specific protein vpu is required for efficient virus maturation and releaseQ36800610
Molecular and biochemical analyses of human immunodeficiency virus type 1 vpu proteinQ36830393
Structural characteristics of the M2 protein of influenza A viruses: evidence that it forms a tetrameric channelQ41177473
Maturation of influenza A virus hemagglutinin--estimates of the pH encountered during transport and its regulation by the M2 proteinQ41603952
A novel gene of HIV-1, vpu, and its 16-kilodalton productQ42656133
Solution structure of the cytoplasmic domain of the human immunodeficiency virus type 1 encoded virus protein U (Vpu).Q45769256
Influenza virus M2 integral membrane protein is a homotetramer stabilized by formation of disulfide bondsQ45852640
Evidence that the amantadine-induced, M2-mediated conversion of influenza A virus hemagglutinin to the low pH conformation occurs in an acidic trans Golgi compartmentQ45867009
Solution structure of the hydrophilic region of HIV-1 encoded virus protein U (Vpu) by CD and lH NMR spectroscopyQ57013669
Bundles of amphipathic transmembrane alpha-helices as a structural motif for ion-conducting channel proteins: studies on sodium channels and acetylcholine receptorsQ68494553
P433issue1
P407language of work or nameEnglishQ1860
P921main subjecttransmembrane proteinQ424204
P304page(s)12-18
P577publication date1996-11-01
P1433published inFEBS LettersQ1388051
P1476titleIdentification of an ion channel activity of the Vpu transmembrane domain and its involvement in the regulation of virus release from HIV-1-infected cells
P478volume398

Reverse relations

cites work (P2860)
Q45420106A single amino acid substitution within the transmembrane domain of the human immunodeficiency virus type 1 Vpu protein renders simian-human immunodeficiency virus (SHIV(KU-1bMC33)) susceptible to rimantadine
Q36675739Alterations in intracellular potassium concentration by HIV-1 and SIV Nef.
Q33807551Antiviral activity of the interferon-induced cellular protein BST-2/tetherin
Q42146940Application of solid-state NMR restraint potentials in membrane protein modeling
Q57243789Assembling an ion channel: ORF 3a from SARS-CoV
Q44993875Assembling viral channel forming proteins: Vpu from HIV-1.
Q28544943Atomistic detailed mechanism and weak cation-conducting activity of HIV-1 Vpu revealed by free energy calculations
Q34905536BST-2 is rapidly down-regulated from the cell surface by the HIV-1 protein Vpu: evidence for a post-ER mechanism of Vpu-action
Q43628285Background K(2P) channels KCNK3/9/15 limit the budding of cell membrane-derived vesicles.
Q35291655Bacteria-based analysis of HIV-1 Vpu channel activity
Q59358796Beyond Channel Activity: Protein-Protein Interactions Involving Viroporins
Q40310467Biochemical and functional characterization of the membrane association and membrane permeabilizing activity of the severe acute respiratory syndrome coronavirus envelope protein
Q56775080Biophysical characterization of Vpu from HIV-1 suggests a channel-pore dualism
Q34112765Biophysical investigations of membrane perturbations by polypeptides using solid-state NMR spectroscopy (review).
Q33782459CD4 glycoprotein degradation induced by human immunodeficiency virus type 1 Vpu protein requires the function of proteasomes and the ubiquitin-conjugating pathway
Q31037469Cation-selective ion channels formed by p7 of hepatitis C virus are blocked by hexamethylene amiloride
Q52536989Cell surface CD4 inhibits HIV-1 particle release by interfering with Vpu activity.
Q44033298Chemical synthesis and single channel properties of tetrameric and pentameric TASPs (template-assembled synthetic proteins) derived from the transmembrane domain of HIV virus protein u (Vpu).
Q59177818Chlorella viruses evoke a rapid release of K+ from host cells during the early phase of infection
Q30322199Combining hydrophobicity and helicity: a novel approach to membrane protein structure prediction.
Q37781488Comparative NMR studies demonstrate profound differences between two viroporins: p7 of HCV and Vpu of HIV-1
Q31028141Conformation and environment of channel-forming peptides: a simulation study
Q27647751Conformational changes induced by a single amino acid substitution in thetrans-membrane domain of Vpu: Implications for HIV-1 susceptibility to channel blocking drugs
Q64287253Coronavirus envelope protein: current knowledge
Q36744298Correlation of the structural and functional domains in the membrane protein Vpu from HIV-1.
Q34423336Degranulation of Natural Killer Cells Following Interaction with HIV-1-Infected Cells Is Hindered by Downmodulation of NTB-A by Vpu
Q35217966Demonstrating the intrinsic ion channel activity of virally encoded proteins
Q40336343Dengue virus PrM/M proteins fail to show pH-dependent ion channel activity in Xenopus oocytes
Q34416492Determinants of tetherin antagonism in the transmembrane domain of the human immunodeficiency virus type 1 Vpu protein
Q42211475Downmodulation of CCR7 by HIV-1 Vpu results in impaired migration and chemotactic signaling within CD4⁺ T cells
Q30391763Drug sensitivity, drug-resistant mutations, and structures of three conductance domains of viral porins.
Q44619422Evidence That HIV Budding in Primary Macrophages Occurs through the Exosome Release Pathway
Q36639042Expression, purification, and activities of full-length and truncated versions of the integral membrane protein Vpu from HIV-1
Q31032820Full length Vpu from HIV-1: combining molecular dynamics simulations with NMR spectroscopy
Q27473109Functional analyses of GB virus B p13 protein: development of a recombinant GB virus B hepatitis virus with a p7 protein.
Q33737672Functional domains within the human immunodeficiency virus type 2 envelope protein required to enhance virus production
Q40551267Fusion of the upstream vpu sequences to the env of simian human immunodeficiency virus (SHIV(KU-1bMC33)) results in the synthesis of two envelope precursor proteins, increased numbers of virus particles associated with the cell surface and is pathog
Q21245114Gene expression profiling of monkeypox virus-infected cells reveals novel interfaces for host-virus interactions
Q30910278Genotype-specific differences in structural features of hepatitis C virus (HCV) p7 membrane protein
Q36857081HIV accessory genes Vif and Vpu.
Q41421578HIV accessory proteins as therapeutic targets
Q37375080HIV accessory proteins versus host restriction factors
Q34033122HIV accessory proteins: multifunctional components of a complex system.
Q38951336HIV-1 Nef and Vpu are functionally redundant broad-spectrum modulators of cell surface receptors, including tetraspanins
Q37384691HIV-1 Vpu - an ion channel in search of a job.
Q39175785HIV-1 Vpu affects the anterograde transport and the glycosylation pattern of NTB-A.
Q40036254HIV-1 Vpu inhibits accumulation of the envelope glycoprotein within clathrin-coated, Gag-containing endosomes
Q30815492HIV-1 Vpu promotes release and prevents endocytosis of nascent retrovirus particles from the plasma membrane
Q24619066HIV-1 Vpu targets cell surface markers CD4 and BST-2 through distinct mechanisms
Q37860404Hepatitis C virus p7: molecular function and importance in hepatitis C virus life cycle and potential antiviral target.
Q35089609How do helix-helix interactions help determine the folds of membrane proteins? Perspectives from the study of homo-oligomeric helical bundles
Q42413673Human immunodeficiency virus (HIV-1) Vpr induced downregulation of NHE1 induces alteration in intracellular pH and loss of ERM complex in target cells
Q33638667Impact of histidine residues on the transmembrane helices of viroporins
Q48674586In silico investigations of possible routes of assembly of ORF 3a from SARS-CoV.
Q34474244Inflammasomes as mediators of immunity against influenza virus
Q33842032Influenza A virus can undergo multiple cycles of replication without M2 ion channel activity
Q36898892Inhibition of human immunodeficiency virus type 1 assembly and release by the cholesterol-binding compound amphotericin B methyl ester: evidence for Vpu dependence
Q33540597Interactions of alpha-helices with lipid bilayers: a review of simulation studies
Q40042729Ion Channel Activity of Vpu Proteins Is Conserved throughout Evolution of HIV-1 and SIV.
Q39538757Ion channel activity of HIV-1 Vpu is dispensable for counteraction of CD317.
Q37801586Ion channels as antivirus targets
Q52237512Ion channels: molecular modeling and simulation studies.
Q42208785Ion flux in the lung: virus-induced inflammasome activation
Q41927990Making Sense of Multifunctional Proteins: Human Immunodeficiency Virus Type 1 Accessory and Regulatory Proteins and Connections to Transcription
Q37988058Mechanism of function of viral channel proteins and implications for drug development
Q73055727Membrane interactions and alignment of structures within the HIV-1 Vpu cytoplasmic domain: effect of phosphorylation of serines 52 and 56
Q34134682Membrane potential depolarization as a triggering mechanism for Vpu-mediated HIV-1 release.
Q35214569Misdirection of membrane trafficking by HIV-1 Vpu and Nef: Keys to viral virulence and persistence
Q47959607Models and simulations of ion channels and related membrane proteins
Q37307754Modulation of the severe CD4+ T-cell loss caused by a pathogenic simian-human immunodeficiency virus by replacement of the subtype B vpu with the vpu from a subtype C HIV-1 clinical isolate
Q40236457Molecular Dynamics Simulations on the First Two Helices of Vpu from HIV-1
Q30717224Molecular dynamics investigation of membrane-bound bundles of the channel-forming transmembrane domain of viral protein U from the human immunodeficiency virus HIV-1.
Q30332722Molecular dynamics simulation of human immunodeficiency virus protein U (Vpu) in lipid/water Langmuir monolayer.
Q35040322Molecular dynamics simulations reveal the HIV-1 Vpu transmembrane protein to form stable pentamers
Q39642301Mutational analysis of the human immunodeficiency virus type 1 Vpu transmembrane domain that promotes the enhanced release of virus-like particles from the plasma membrane of mammalian cells.
Q28257691Mutual functional destruction of HIV-1 Vpu and host TASK-1 channel
Q44426365Naturally occurring amino acid substitutions in the HIV-2 ROD envelope glycoprotein regulate its ability to augment viral particle release.
Q38752518Novel Acylguanidine-Based Inhibitor of HIV-1.
Q57971518ORF8a of SARS-CoV forms an ion channel: Experiments and molecular dynamics simulations
Q40087952Oligomerization of the human immunodeficiency virus type 1 (HIV-1) Vpu protein--a genetic, biochemical and biophysical analysis
Q34389186Oligomerization state and supramolecular structure of the HIV‐1 Vpu protein transmembrane segment in phospholipid bilayers
Q40896861Patch formation of a viral channel forming protein within a lipid membrane--Vpu of HIV-1.
Q38766720Pathophysiological Consequences of Calcium-Conducting Viroporins
Q93081405Plasma Membrane-Associated Restriction Factors and Their Counteraction by HIV-1 Accessory Proteins
Q33933111Polarity changes in the transmembrane domain core of HIV-1 Vpu inhibits its anti-tetherin activity
Q56786857Positive Selection on HIV Accessory Proteins and the Analysis of Molecular Adaptation After Interspecies Transmission
Q66679193Potential Viroporin Candidates From Pathogenic Viruses Using Bacteria-Based Bioassays
Q34141302Potential new anti-human immunodeficiency virus type 1 compounds depress virus replication in cultured human macrophages
Q111291645Probing effects of the SARS-CoV-2 E protein on membrane curvature and intracellular calcium
Q37950254Protein intrinsic disorder as a flexible armor and a weapon of HIV-1.
Q36548529Recombinant respiratory syncytial virus from which the entire SH gene has been deleted grows efficiently in cell culture and exhibits site-specific attenuation in the respiratory tract of the mouse
Q33640055Regulation of virus release by the macrophage-tropic human immunodeficiency virus type 1 AD8 isolate is redundant and can be controlled by either Vpu or Env.
Q26823195Relevance of Viroporin Ion Channel Activity on Viral Replication and Pathogenesis
Q33926185Requirements of the membrane proximal tyrosine and dileucine-based sorting signals for efficient transport of the subtype C Vpu protein to the plasma membrane and in virus release
Q34151000Respiratory syncytial virus (RSV) G glycoprotein is not necessary for vaccine-enhanced disease induced by immunization with formalin-inactivated RSV.
Q60046078Restriction Factors: From Intrinsic Viral Restriction to Shaping Cellular Immunity Against HIV-1
Q80966892SARS coronavirus E protein forms cation-selective ion channels
Q40405593Scrambling of the amino acids within the transmembrane domain of Vpu results in a simian-human immunodeficiency virus (SHIVTM) that is less pathogenic for pig-tailed macaques.
Q35591789Screening of the Pan-African natural product library identifies ixoratannin A-2 and boldine as novel HIV-1 inhibitors
Q35383228Separable determinants of subcellular localization and interaction account for the inability of group O HIV-1 Vpu to counteract tetherin
Q35033777Severe acute respiratory syndrome-associated coronavirus 3a protein forms an ion channel and modulates virus release
Q77109300Simulation of the HIV-1 Vpu transmembrane domain as a pentameric bundle
Q27664759Structural and functional studies on the extracellular domain of BST2/tetherin in reduced and oxidized conformations
Q57971526Structural implications of mutations assessed by molecular dynamics: Vpu1–32 from HIV-1
Q79443299Structure, dynamics and topology of membrane polypeptides by oriented 2H solid-state NMR spectroscopy
Q35217961Structure-function correlates of Vpu, a membrane protein of HIV-1.
Q40366740Substitution of the transmembrane domain of Vpu in simian-human immunodeficiency virus (SHIVKU1bMC33) with that of M2 of influenza A results in a virus that is sensitive to inhibitors of the M2 ion channel and is pathogenic for pig-tailed macaques
Q35176339T cell signaling and apoptosis in HIV disease
Q37928913Targeting human immunodeficiency virus type 1 assembly, maturation and budding.
Q38796348Targeting the Channel Activity of Viroporins.
Q35206874The HIV-1 Vpu protein: a multifunctional enhancer of viral particle release.
Q28742774The HIV-1 Vpu viroporin inhibitor BIT225 does not affect Vpu-mediated tetherin antagonism
Q34976916The NB Protein of Influenza B Virus Is Not Necessary for Virus Replication In Vitro
Q34021500The Vpu protein: new concepts in virus release and CD4 down-modulation
Q48793768The alphavirus 6K protein activates endogenous ionic conductances when expressed in Xenopus oocytes
Q33647793The amino-terminal region of Vpr from human immunodeficiency virus type 1 forms ion channels and kills neurons.
Q33683328The downregulation of CD4 and MHC-I by primate lentiviruses: a paradigm for the modulation of cell surface receptors
Q21245050The formation of cysteine-linked dimers of BST-2/tetherin is important for inhibition of HIV-1 virus release but not for sensitivity to Vpu
Q27477454The hepatitis C virus p7 protein forms an ion channel that is inhibited by long-alkyl-chain iminosugar derivatives
Q36377062The human immunodeficiency virus type 1 (HIV-1) Vpu protein interferes with an early step in the biosynthesis of major histocompatibility complex (MHC) class I molecules
Q24670601The human immunodeficiency virus type 1 accessory protein Vpu induces apoptosis by suppressing the nuclear factor kappaB-dependent expression of antiapoptotic factors
Q29619540The interferon-induced protein BST-2 restricts HIV-1 release and is downregulated from the cell surface by the viral Vpu protein
Q37619619The minimalist architectures of viroporins and their therapeutic implications.
Q44572420The presence of the casein kinase II phosphorylation sites of Vpu enhances the CD4(+) T cell loss caused by the simian-human immunodeficiency virus SHIV(KU-lbMC33) in pig-tailed macaques
Q43639895The structure of the HIV-1 Vpu ion channel: modelling and simulation studies.
Q40008929The vpu protein of human immunodeficiency virus type 1 plays a protective role against virus-induced apoptosis in primary CD4(+) T lymphocytes
Q27642299Three-dimensional Structure of the Channel-forming Trans-membrane Domain of Virus Protein “u” (Vpu) from HIV-1
Q42620862Towards a mechanism of function of the viral ion channel Vpu from HIV-1.
Q57971554Transmembrane domains of viral ion channel proteins: A molecular dynamics simulation study
Q77796127Two models of the influenza A M2 channel domain: verification by comparison
Q34173884Using death to one's advantage: HIV modulation of apoptosis
Q79231572Validation of coronavirus E proteins ion channels as targets for antiviral drugs
Q47576154Viral Short ORFs and Their Possible Functions
Q37764974Viral channel forming proteins - modeling the target
Q30383828Viral channel forming proteins--How to assemble and depolarize lipid membranes in silico.
Q37505647Viral channel-forming proteins.
Q58374332Viral ion channel proteins in model membranes: a comparative study by X-ray reflectivity
Q33536851Viral ion channels: molecular modeling and simulation
Q34623321Viral ion channels: structure and function.
Q35151120Viral miniproteins
Q39603635Viral protein U (Vpu)-mediated enhancement of human immunodeficiency virus type 1 particle release depends on the rate of cellular proliferation
Q37755567Viral proteins function as ion channels.
Q34258402Viral replication is enhanced by an HIV-1 intersubtype recombination-derived Vpu protein.
Q38009617Viral targets of acylguanidines
Q90198276Viroporins and inflammasomes: A key to understand virus-induced inflammation
Q37202578Viroporins customize host cells for efficient viral propagation
Q34230206Viroporins.
Q38023155Viroporins: structure and biological functions.
Q44080429Virus ion channels
Q26801489Vpu Protein: The Viroporin Encoded by HIV-1
Q24644811Vpu directs the degradation of the human immunodeficiency virus restriction factor BST-2/Tetherin via a {beta}TrCP-dependent mechanism
Q37115275Vpu enhances HIV-1 virus release in the absence of Bst-2 cell surface down-modulation and intracellular depletion
Q35217957Vpu from HIV-1 on an atomic scale: experiments and computer simulations.
Q33638829Vpu increases susceptibility of human immunodeficiency virus type 1-infected cells to fas killing.
Q33455532Vpu matchmakers as a therapeutic strategy for HIV infection
Q40436581Vpu-mediated CD4 down-regulation and degradation is conserved among highly divergent SIV(cpz) strains
Q40149831vpu transmembrane peptide structure obtained by site-specific fourier transform infrared dichroism and global molecular dynamics searching

Search more.