Analysis of a membrane interacting region of herpes simplex virus type 1 glycoprotein(494 views visite) Galdiero S, Falanga A, Vitiello M, Raiola L, Fattorusso R, Browne H, Pedone C, Isernia C, Galdiero M
Keywords Parole chiave: Amines, Amino Acids, Cytology, Glycoproteins, Magnetic Resonance, Membranes, Nuclear Magnetic Resonance, Organic Acids, Peptides, Viruses, Aromatic Residues, Bio-Chemicals, Complex Fusions, Complex Mechanisms, Do-Mains, Functional Roles, Fusion Peptides, Herpes Simplex Virus Type 1, Host Cells, Membrane Fusions, Membrane Interactions, Nuclear Magnetic Resonance Techniques, Structural Datums, Cell Membranes, Peptide Derivative, Tryptophan, Tyrosine, Unclassified Drug, Virus Fusion Protein, Virus Glycoprotein, Alpha Helix, Amino Acid Sequence, Article, Circular Dichroism, Gene Mutation, Hydrogen Bond, Hydrophobicity, Membrane Binding, Nonhuman, Peptide Synthesis, Priority Journal, Protein Analysis, Protein Cleavage, Protein Degradation, Protein Domain, Protein Structure, Proton Nuclear Magnetic Resonance, Virus Entry, Virus Envelope, Virus Infectivity, Acrylamide, Gene Expression Regulation, Kinetics, Magnetic Resonance Spectroscopy, Models, Biological, Molecular Sequence Data, Peptide Hydrolases, Secondary, Viral Envelope Proteins, Human Herpesvirus 1, Simplexvirus,
Affiliations Affiliazioni: *** IBB - CNR ***
Department of Biological Sciences, Division of Biostructures, University of Naples Federico II, Via Mezzocannone 16, 80134, Napoli, Italy. Department of Experimental Medicine-II, University of Naples, Via De Crecchio 7, 80138, Napoli, Italy Centro Interuniversitario di Ricerca Sui Peptidi Bioattivi, University of Naples Federico II, Via Mezzocannone 16, 80134, Napoli, Italy Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale Delle Ricerche, Via Mezzocannone 16, 80134, Napoli, Italy Division of Virology, Department of Pathology, University of Cambridge, Cambridge CB2 1QPz, United Kingdom Department of Environmental Science-II, University of Naples, via Vivaldi 43, 81100 Caserta, Italy
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Analysis of a membrane interacting region of herpes simplex virus type 1 glycoprotein
Glycoprotein H (gH) of herpes simplex virus type I (HSV-1) is involved in the complex mechanism of membrane fusion of the viral envelope with the host cell. Membrane interacting regions and potential fusion peptides have been identified in HSV-1 gH as well as glycoprotein B (gB). Because of the complex fusion mechanism of HSV-1, which requires four viral glycoproteins, and because there are only structural data for gB and glycoprotein D, many questions regarding the mechanism by which HSV-1 fuses its envelope with the host cell membrane remain unresolved. Previous studies have shown that peptides derived from certain regions of gH have the potential to interact with membranes, and based on these findings we have generated a set of peptides containing mutations in one of these domains, gH-(626-644), to investigate further the functional role of this region. Using a combination of biochemical, spectroscopic, and nuclear magnetic resonance techniques, we showed that the alpha-helical nature of this stretch of amino acids in gH is important for membrane interaction and that the aromatic residues, tryptophan and tyrosine, are critical for induction of fusion.
Analysis of a membrane interacting region of herpes simplex virus type 1 glycoprotein
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Testino G, Leone S, Fagoonee S, Del Bas JM, Rodriguez B, Puiggros F, Marine S, Rodriguez MA, Morina D, Armengol L, Caimari A, Arola L, Cimini FA, Barchetta I, Carotti S, Bertoccini L, Baroni MG, Vespasiani-gentilucci U, Cavallo MG, Morini S, Nelson JE, Roth CL, Wilson LA, Yates KP, Aouizerat B, Morgan-stevenson V, Whalen E, Hoofnagle A, Mason M, Gersuk V, Yeh MM, Kowdley KV, Lee SM, Jun DW, Cho YK, Jang KS, Kucukazman M, Ata N, Dal K, Yeniova AO, Kefeli A, Basyigit S, Aktas B, Akin KO, Agladioglu K, Ure OS, Topal F, Nazligul Y, Beyan E, Ertugrul DT, Catena C, Cosma C, Camozzi V, Plebani M, Ermani M, Sechi LA, Fallo F, Goto Y, Ray MB, Mendenhall CL, French SW, Gartside PS Serum vitamin A deficiency and increased intrahepatic expression of cytokeratin antigen in alcoholic liver disease(467 visite) Hepatology (ISSN: 1827-1669electronic, 0026-4806linking), 1988 Sep; 83120693611123109(5): 1019-1026. Impact Factor:0.913 DettagliEsporta in BibTeXEsporta in EndNote
825 Records (787 escludendo Abstract e Conferenze). Impact factor totale: 2878.504 (2767.754 escludendo Abstract e Conferenze). Impact factor a 5 anni totale: 3002.328 (2887.921 escludendo Abstract e Conferenze).
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