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The Molecular Biology of Picornaviruses PDF

382 Pages·1979·15.134 MB·English
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The Molecular Biology of Picornaviruses NATO ADVANCED STUDY INSTITUTES SERIES A series of edited volumes comprising multifaceted studies of contemporary scientific issues by some of the best scientific minds in the world, as sembled in cooperation with NATO Scientific Mfairs Division. Series A: Life Sciences Recent Volumes in this Series Volume 17 - DNA Synthesis: Present and Future .edited by Ian Molineux and Masamichi Kohiyama Volume 18 - Sensory 'Ecology: Review and Perspectives edited by M. A. Ali Volume 19 - Animal Learning: Survey and Analysis M. E. Bitterman, V. M. LoLordo, J. B. Overmier, and M. E. Rashotte Volume 20 - Antiviral Mechanisms in the Control of Neoplasia edited by P. Chandra Volume 21a - Chromatin Structure and Function Molecular and Cytological Biophysical Methods edited by Claudio A. Nicolini Volume 21 b - Chromatin Structure and Function Levels of Organization and Cell Function edited by Claudio A. Nicolini Volume 22 - Plant Regulation and World Agriculture edited by Tom K. Scott Volume 23 - The Molecular Biology of Picornaviruses edited by R. Perez-Bercoff Volume 24 - Humoral Immunity in Neurological Diseases edited by D. Karcher, A. Lowenthal, and A. D. Strosberg Volume 25 - Synchrotron Radiation Applied to Biophysical and Biochemical Research edited by A. Castellani and I. F. Quercia The series is published by an international board of publishers in con junction with NATO Scientific Mfairs Division A Life Sciences Plenum Publishing Corporation B Physics New York and London C Mathematical and D. Reidel Publishing Company Physical Sciences Dordrecht and Boston D Behavioral and Sijthoff International Publishing Company Social Sciences Leiden E Applied Sciences Noordhoff International Publishing Leiden The Molecular Biology of Picornaviruses Edited by R. Perez-Bercoff Laboratory of Virology and Molecular Biology Institute of Anatomy University of Zurich Zurich, Switzerland PLENUM PRESS. NEW YORK AND LONDON Library of Congress Cataloging in Publication Data Nato bternational Advanced Study Institute on the Molecular Biology of. Picorna v:mses, Maratea, Italy, 1978. The molecular biology of picornaviruses. (NATO advanced study institutes series: Series A, Life sciences; v. 23) "Based on the proceedings of the NATO International Advanced Study Institute on the Molecular Biology of Picornaviruses, held in Maratea (Gulf of Policastro), Italy, September 8-18, 1978." Includes bibliographical references and index. 1. Picornaviruses-Congresses. 2. Molecular biology-Congresses. I. Perez-Bercoff, R. II. Title. III. Series. QR4JO.N37 1978 576'.64 79-13845 ISBN 978-1-4684-1002-0 ISBN 978-1-4684-1000-6 (eBook) DOl 10.1007/978-1-4684-1000-6 Based on the proceedings of the NATO International Advanced Study Institute on The Molecular Biology of Picornaviruses, held in Maratea (Gulf of Policastro), Italy, September 8-18,1978. © 1979 Plenum Press, New York Softcover reprint of the hardcover 1st edition 1979 A Division of Plenum Publishing Corporation 227 West 17th Street, New York, N.Y. 10011 All rights reserved No part of this book may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means electronic, mechanical, photocopying, microfilming, recording, or otherwise, without written permission from the Publisher WRY THIS N.A.T.O. MEETING? WRY THIS BOOK? In the year 1961, a paleontologist discovered the foot prints of a dinosaurian, an iguanodon, which had lived in the United Kingdom a few hundred millions years ago. There were 13 pairs of foot prints, a heretofore unknown large numoor of reptilian fossil foot prints. Moreover, the steps, clearly preserved in limestone, were lying in a perfectly straight line. From these remarkable facts the paleontologist drew two remarkable con clusions: (a) the iguanodon was going somewhere, and (b) it was going there with a definite purpose. Our work on the effect of temperature on viral development was started a long time ago. A paleontologist searching in a library would discover 21 fossil papers preserved in various fossil periodi cals. He would see that they are lying in an extremely tortuous line. From this remarkable fact, the paleontologist would draw two remarkable conclusions: (a) we were going nowhere, and (b) we had no definite purpose. Yet our aim was to disclose the mechanism by which supra- and infra-optimal temperatures influence viral development. Despite the fact that our way was twisted, we have never theless landed somewhere and I would like to tell you where we are on Friday, June the 8th, 1962. Andre Lwoff Cold Spring Harbor Symp. Quant. BioI. (1962), 27, 159 This book is a sort of natural "fall-out" of the homonymous N.A.T.O. Advanced Study Institute held in Maratea (Gulf of Policastro), Italy, in September 1978, and it faithfully reflects the format and purposes of this conference. In organizing this meeting, I knew all too well that "the way had been twisted, (but) we had nevertheless landed somewhere ••• " v vi PREFACE. The intent, therefore, was to provide for a fresh and original review of all relevant topics and issues in the field, following a comprehensive and coherent programme. Such an ambitious goal could only be reached thanks to the unlimited collaboration of the lecturers: They were requested to produce nothing less than "freer, broader, speculative and personal "considerations of the subjects" they had to cover ••• And so they did: their presentations unfolded a fantastic picture, a most fascinating and meaningful identification of the field, its present problems and trends. But participants at this conference contributed many valuable observations while discussing specific points. Unfortunately, more often than not, it proved impossible to identify them in the records. Accordingly, we incorporated here and there some of these "anonymous" contributions as part of the edited version of the texts. To all of the participants, I would like to express my gratitude for their actively taking part in all the scientific (and social ••• ) activities (lectures, round tables, posters, encounters) of this N.A.T.O. ASl. The result was a stimulating atmosphere, conducive to authentic scientific exchanges. Hence, the success of this meeting should be credited only to them. Finally, on behalf of all participants, I would like to thank Professor Sissini, the Mayor of Maratea, and Mr. B. Vitolo, the Chairman of its Tourist Office: their enthusiastic support greatly contributed to make of our time in their wonderful seaside resort an unforgettable one. R. Perez-Bercoff Zurich, October 1978 Contents SECTION I: THE STRUCTURE OF THE PICORNAVIRION Chapter 1: The Picornavirion: Structure and Assembly 1 Douglas G. Scraba Introduction • • • • • • • • • • 1 I. STRUCTURE OF THE VIRION •••• 1 A. Physical-Chemical Properties • • • • • 1 B. The RNA Component • • • • • • • • • • • • 2 C. The Protein Component • • • • • • • • • • • • • 3 D. Morphology and Architecture of the Virion ••••• 5 E. The External Service of the Virion • • • • 6 F. Chemical Crosslinking Studies • • • • • •••• 9 G. A Model for the Mengo Virus Capsid • • • • • • • • • 11 II. ASSEMBLY OF THE VIRION • • • • • • • • • • 14 A. The Generation of Capsid Polypeptides • • • • • 14 B. Virion Assembly • • • • • • • • • • • • • 15 Acknowledgements • • • • • • • • • • • • • • • 17 References . . . . . . . . . . . . . . 17 Chapter 2: General Organization and Structure of the Picornavirus Genome • • • • • • • • • 25 Peter Fellner Introduction • • • • • • • • • • • • • • • • • • • 25 I. THE 5' -TERMINUS OF PICORNAVIRUS RNA • • • • •• 26 II. POLY(C) TRACTS WITHIN PICORNAVIRUS RNAs • • • •• 28 III. AMINOACYLATION OF A SITE WITHIN THE PICORNAVIRUS GENOME ••••• • • • • • • • • • • • • • • • • 32 IV. POLY(A) IN PICORNAVIRUS RNAs ••••••••• • •• 33 V. 3' -TERMINAL NUCLEOTIDE SEQUENCES OF PICORNAVIRUS RNAs ••• 35 Acknowledgement 41 References • . • • 41 viii CONTEHTS Chapter 3: structure-Function Relationships in the Picornaviruses • • • • • • • • • • • • 49 F. Brown Int roduc tion . . • . . • • . • • • . • • . • . . . . 49 I. PHYSICOCHEMICAL PROPERTIES OF THE VIRUS PARTICLES 51 A. Morphology . . . . • • . . . . . . . . . • . . 51 B. Relationship Between Buoyant Density in Caesium Chloride and Stability Between pH3 and pH7 51 C. Effect of Photodynamically Active Dyes on the Pic ornavirus es ••• • • • • • • • • • 53 II. VIRUS RNA • . • •••••••• 53 A. Sedimentation Characteristics 54 B. Polycytidylic Acid Tract 55 III. VIRUS PROTEINS • • • • • • • • 58 A. In Situ Sensitivity to Trypsin of One of the Polypeptides of Foot-and-Mouth Disease Virus • • • • 58 B. Antigenicity of the Individual Polypeptides of Foot-and-Mouth Disease Virus 61 IV. VIRUS-INDUCED PROTEINS • • • • • • • • 63 V. ANTIGENIC VARIATION • • • • • • • • • • • • • • • 64 A. The RNA Component • • • • • • 65 B. The Proteins • • • • • • • 65 Acknowledgements • 69 References • • • • • • • • 69 SJ!".:TION II: EARLY EVENTS DURING THE INFECTIOUS PROCESS: SHUT OFF OF CELLULAR SYNTHESIS Chapter 4: Inhibition of Cellular Protein Synthesis After Virus Infection • • • • • • • • • • • • • • •• 73 Jean M. Lucas-Lenard Introduction . . . . . . . . . . . • . . . . . . . . 73 I. THE INHIBITION OF SYNTHESIS OF CELLULAR MACROMOLECULES • • • • • • • • • • • • • • • • • 74 A. Cellular Protein Synthesis Inhibition. • • • • • •• 74 B. Cellular RNA Synthesis Inhibition • • • • • • •• 77 C. Inhibition of DNA Synthesis • • • • • • • • • •• 78 II. POSSIBLE MECHANISMS TO EXPLAIN CELLULAR PROTEIN SYNTHESIS INHIBITION • • • • • • • • • • • 79 A. Stability of Host Cell mRNA • • • • • • • • • • • 79 B. Increased Permeability of Cell Membranes to Salts 83 C. Competition Between Cellular and Viral mRNAs •••• 84 D. Synthesis of New, Viral Specific, Initiation Factors . . . . . . . • . . . . . . . . . . . . . 85 E. Inactivation of Cellular Initiation Factors • • • •• 86 F. Double-stranded RNA as an Inhibitor of Protein Synthesis . . . . . . . . • . . . . . . . . . . . 89 CONTENTS ix III. DISCUSSION 90 IV. CONCLUSIONS 92 Acknowledgements . . . . . . . . . . . 92 References • • • • 93 Chapter 5: The Role of Initiation Factors in the Shut-Off of Protein Synthesis • • • • • • • • • • 101 C. Baglioni, P.A. Maroney and M. Simili Introduction . . . . . . . . . . . . . . . . 101 I. PROTEIN SYNTHESIS WITH EXTRACTS OF ENC-INFECTED CELLS • • • • . • • • • • • • • • • • 103 II. THE ROLE OF INITIATION FACTORS IN THE SHUT-OFF 104 III. GENERAL CONCLUSIONS • • • • • • • 108 Acknowledgement 110 References • • • • • • 110 SECTION III. SYNTHESIS AND PROCESSING OF VIRAL PROTEINS Chapter 6: Synthesis and Processing of Picornaviral Polyprotein • • • • • • • • • • • • • • • 11 3 R.R. Rueckert, T.J. Matthews, O.M. Kew, M. Pallansch, C. McLean and D. Omilianowski Introduction • • • • • • • • • • • • • 11 3 0 • • • • • • A. Evidence that Picornaviral RNAs Contain a Single Initiation Site. • • • • • • • • • • • • • • • • 113 B. Pactamycin as a Tool for Mapping Translational Order . . . . . • • • • . • • • • • • . • • • . 114 C. Does Picornavirus RNA Contain a Second Termination Site? . . . . . . . • • . • • • • • . • . . 115 D. Are the Three Primary Products P1, S and P2 Located in One Translational Cistron or Two? •• • • 116 I. PROTEINS OF HUMAN RHINOVIRUS 1 A • • • • • • • • 118 II. THE PROCESSING MAP OF POLIOVlRAL POLYPROTEIN 121 III. CONCLUSIONS • • • • • 123 References • . . • • • • • • • • • • • • • 124 Chapter 7: Virus-Directed Protein Synthesis 127 Jean M. Lucas-Lenard Introduction • • • • • • • • • • • • • 127 I. POLYPEPTIDE SYNTHESIS .AND CLEAVAGE 128 II. PRECURSOR-PRODUCT RELATIONSHIPS • • 132 III. GENE ORDER OF PICORNAVIRUS PROTEINS •• 135 IV. MOLAR RATIOS OF VIRAL POLYPEPTIDES 138 V. FUNCTION OF PICORNAVIRUS PROTEINS • 143 Acknowledgements • 144 References . . . . . . . . . . . . . . 144 x CONTENTS Chapter 8: Role of Cellular and Viral Proteases in the Processing of Picornavirus Proteins • • • • 149 Bruce D. Korant Introduction . . . . . . . . . . . . . . . . . 149 I. POLYFROTEINS OF PICORNAVIRUSES: PROTEOLYTIC REGULATION OF ALL VIRAL FUNCTIONS • • • • • • • • • • 150 II. ROLE OF CELLULAR PROTEASES IN PICORNAVIRUS INFECTIONS • • • . • • • • • • • • • • • • • 152 III. EVlPENCE FOR A PICORNAVIRUS-SPECIFIC PROTEASE • 156 IV. CLEAVAGE SITES IN PICORNAVIRUS PRECURSOR PROTEINS • 164 V. INHIBITORS OF VIRAL PROTEOLYSIS •••• 165 A. Alteration of the Substrate. 165 B. Chemical Protease Inhibitors •••• 167 Acknowledgements • • • • • • • • 169 References . . . • . . . . . . . 170 Chapter 9: The Genome-Linked Protein of Picornaviruses: Discovery, Properties and Possible Functions 175 Eckard Wimmer I. DISCOVERY OF VPg and ITS LOCATION IN VIRION RNA 175 II. PROPERTIES OF VPg • . • • • • • • • • . . • • • 179 III. LINKAGE BETWEEN PROTEIN ANTI POLIOVIRUS GENOME 180 IV. IS VPg VIRUS-CODED? • • • • • 181 V. POSSIBLE FUNCTION(S) OF VPg • 182 Acknowledgements 187 References . • . • . . • • • • • 188 SECTION IV: ON DECODING THE VIRAL mRNA Chapter 10: The Mechanism and Cytoplasmic Control of Mammalian Protein Synthesis •• • • • • 191 Richard J. Jackson Introduction • • • • • • • • • • • • • • • • • • . .• 191 I. RIBOSOME STRUCTURE • • • • • • • • • • • • • • • •• 192 II. INITIATION FACTORS ANTI THE MECHANISM OF INITIATION. 194 III. CONTROL OF INITIATION IN RETICULOCYTE SYSTEMS. • 198 IV. REGULATION OF INITIATION IN NUCLEATED CELLSj THE MECHANISM OF INTERFERON ACTION • • • • • • • 201 V. VIRUS-INDUCED SHUT-OFF OF HOST CELL PROTEIN SYNTHESIS • • • • • . • • • • • • • • • • • • 204 VI. mRNPs and UNTRANSLATED mRNA • • • • • • . • • 206 VII. INITIATION SITE SELECTION ON mRNAj THE ROLE OF "CAPS" •..• . . • • • • . • • • • • • • • • • 210 VIII. THE EXPRESSION OF VIRAL POLYCISTRONIC GENOMES • 214 IX. CONCLUTIING REMARKS • . • • • • • • • • • • • • 216

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