Genomes and Genes
Summary: A large genus of plant viruses of the family POTYVIRIDAE which infect mainly plants of the Solanaceae. Transmission is primarily by aphids in a non-persistent manner. The type species is potato virus Y.
Publications247 found, 100 shown here
- Kinetic mechanism for the binding of eIF4F and tobacco Etch virus internal ribosome entry site rna: effects of eIF4B and poly(A)-binding proteinMateen A Khan
Department of Chemistry and Biochemistry, Hunter College and Graduate Center of the City University of New York, New York, New York 10065, USA
J Biol Chem 284:35461-70. 2009..Poly(A)-binding protein and eIF4B mainly affect the eIF4F/TEV association rate. These results demonstrate the first direct kinetic measurements of translation initiation factor binding to an IRES...
- The HC-pro protein of potato virus Y interacts with NtMinD of tobaccoYongsheng Jin
State Key Laboratory of Agro Biotechnology, China Aricultural University, Beijing, P R China
Mol Plant Microbe Interact 20:1505-11. 2007....
- Molecular dissection of the potato virus Y VPg virulence factor reveals complex adaptations to the pvr2 resistance allelic series in pepperValérie Ayme
INRA, UR407 Pathologie Végétale, F 84143 Montfavet, France
J Gen Virol 88:1594-601. 2007..They provide a better understanding of the variable levels of durability of the resistance conferred by the different pvr2 alleles, and have important consequences for a durable management of the resistances...
- Distribution of fitness and virulence effects caused by single-nucleotide substitutions in Tobacco Etch virusPurificación Carrasco
Instituto de Biología Molecular y Celular de Plantas CSIC UPV, Avenida de los Naranjos s n, 46022 Valencia, Spain
J Virol 81:12979-84. 2007..Here we used site-directed mutagenesis to create a collection of 66 clones of Tobacco etch potyvirus, each carrying a different, randomly chosen, single-nucleotide substitution...
- Formation of complexes at plasmodesmata for potyvirus intercellular movement is mediated by the viral protein P3N-PIPOTaiyun Wei
Southern Crop Protection and Food Research Centre, Agriculture and Agri Food Canada, London, Ontario, Canada
PLoS Pathog 6:e1000962. 2010..Previous genetic and ultrastructural data revealed that the potyvirus cyclindrical inclusion (CI) protein is directly involved in cell-to-cell movement, likely through the formation ..
- Genetic evidence for an essential role for potyvirus CI protein in cell-to-cell movementJ C Carrington
Institute of Biological Chemistry, Washington State University, Pullman 99164, USA
Plant J 14:393-400. 1998The potyvirus cylindrical inclusion (CI) protein, an RNA helicase required for genome replication, was analyzed genetically using alanine-scanning mutagenesis...
- Capsid protein-mediated recruitment of host DnaJ-like proteins is required for Potato virus Y infection in tobacco plantsDaniel Hofius
Copenhagen Biocenter, University of Copenhagen, Ole Maaloes Vej 5, DK 2200 Copenhagen N, Denmark
J Virol 81:11870-80. 2007..Therefore, we propose that NtCPIPs act as important susceptibility factors during PVY infection, possibly by recruiting heat shock protein 70 chaperones for viral assembly and/or cellular spread...
- Cylindrical inclusion protein of potato virus A is associated with a subpopulation of particles isolated from infected plantsRasa Gabrenaite-Verkhovskaya
Department of Applied Chemistry and Microbiology, FIN 00014 University of Helsinki, Finland
J Gen Virol 89:829-38. 2008..The results are discussed in the context of a model for CI-mediated functions...
- Structural flexibility allows the functional diversity of potyvirus genome-linked protein VPgKimmo I Rantalainen
Department of Food and Environmental Sciences, University of Helsinki, Finland
J Virol 85:2449-57. 2011..Taken together, our experimental data support the features presented in the model and the idea that the functional diversity is attributable to structural flexibility...
- Epistasis between mutations is host-dependent for an RNA virusJasna Lalić
Instituto de Biologia Molecular y Celular de Plantas, CSIC UPV, Valencia, Spain
Biol Lett 9:20120396. 2013..Understanding the effect of host species in the sign and magnitude of epistasis will provide insights into the evolutionary ecology of infectious diseases and the predictability of viral emergence...
- Point mutations in helper component protease of clover yellow vein virus are associated with the attenuation of RNA-silencing suppression activity and symptom expression in broad beanM L M Yambao
Pathogen Plant Interactions Group, Plant Breeding Science, Graduate School of Agriculture, Hokkaido University, Sapporo, Japan
Arch Virol 153:105-15. 2008Helper component protease (HC-Pro) is a potyvirus-encoded multifunctional protein and a major determinant of symptom expression in a susceptible plant...
- Recessive resistance to plant virusesV Truniger
Centro de Edafología y Biología Aplicada del Segura CEBAS, Consejo Superior de Investigaciones Cientificas CSIC, Apdo Correos 164, 30100 Espinardo Murcia, Spain
Adv Virus Res 75:119-59. 2009..We review actual and probable recessive resistance mechanisms, and bring the chapter to a close by summarizing the current state-of-the-art and offering perspectives on potential future developments...
- A cysteine-rich plant protein potentiates Potyvirus movement through an interaction with the virus genome-linked protein VPgP Dunoyer
John Innes Centre, Norwich NR4 7UH, United Kingdom
J Virol 78:2301-9. 2004..The factor, called Potyvirus VPg-interacting protein (PVIP), is a plant-specific protein with homologues in all the species examined, i.e...
- Sequential recruitment of the endoplasmic reticulum and chloroplasts for plant potyvirus replicationTaiyun Wei
Southern Crop Protection and Food Research Centre, AAFC, 1391 Sandford Street, London, Ontario N5V 4T3, Canada
J Virol 84:799-809. 2010..that induces the formation of 6K-containing membranous vesicles at endoplasmic reticulum (ER) exit sites for potyvirus genome replication...
- Estimation of the number of virus particles transmitted by an insect vectorBenoit Moury
Institut National de la Recherche Agronomique, UR407, Pathologie Végétale, F 84143 Montfavet, Cedex, France
Proc Natl Acad Sci U S A 104:17891-6. 2007..Such narrow bottlenecks emphasize the strength of stochastic events acting on virus populations, and we illustrate, in modeling virus emergence, why estimating this parameter is important...
- Turnip mosaic virus RNA replication complex vesicles are mobile, align with microfilaments, and are each derived from a single viral genomeSophie Cotton
Department of Plant Science, McGill University, 21, 111 Lakeshore, Ste Anne de Bellevue, Quebec H9X 3V9, Canada
J Virol 83:10460-71. 2009..A single-genome origin and presence of protein synthetic machinery components suggest that translation of viral RNA is taking place within the vesicle...
- Structural basis for the substrate specificity of tobacco etch virus proteaseJason Phan
Macromolecular Crystallography Laboratory, Center for Cancer Research, NCI Frederick, National Institutes of Health, Frederick, Maryland 21702 1201, USA
J Biol Chem 277:50564-72. 2002..Analysis of the protein-ligand interactions helps to delineate the structural determinants of substrate specificity and provides guidance for reengineering the enzyme to further improve its utility for biotechnological applications...
- Visualization of the interaction between the precursors of VPg, the viral protein linked to the genome of turnip mosaic virus, and the translation eukaryotic initiation factor iso 4E in PlantaChantal Beauchemin
Institut Armand Frappier, Institut National de la Recherche Scientifique, 531 Boulevard des Prairies, Laval, Quebec, Canada H7V 1B7
J Virol 81:775-82. 2007..VPg-Pro interaction with eIF(iso)4E may be involved in perturbing normal cellular functions, while 6K-VPg-Pro interaction with the translation factor may be needed for viral RNA translation and/or replication...
- Mutational analysis of the putative pipo of soybean mosaic virus suggests disruption of PIPO protein impedes movementR H Wen
Department of Entomology and Plant Pathology, The University of Tennessee, Knoxville, TN 37996, USA
Virology 400:1-7. 2010The presence of a small open reading frame embedded in the P3 cistron of potyvirus turnip mosaic virus, termed "pipo," was recently discovered. We have now studied the putative pipo of soybean mosaic virus (SMV)...
- Arabidopsis SGS2 and SGS3 genes are required for posttranscriptional gene silencing and natural virus resistanceP Mourrain
Laboratoire de Biologie Cellulaire, Institut National de la Recherche Agronomique, Versailles, France
Cell 101:533-42. 2000..Both sgs2 and sgs3 mutants show enhanced susceptibility to virus, definitively proving that PTGS is an antiviral defense mechanism that can also target transgene RNA for degradation...
- Silencing on the spot. Induction and suppression of RNA silencing in the Agrobacterium-mediated transient expression systemL K Johansen
Institute of Biological Chemistry, Washington State University, Pullman, Washington 99164-6340, USA
Plant Physiol 126:930-8. 2001..They also indicate that RNA silencing may be a significant limitation to expression of genes in the Agrobacterium-mediated transient assay but that this limitation can be overcome by using RNA silencing suppressors...
- In situ spatial organization of Potato virus A coat protein subunits as assessed by tritium bombardmentL A Baratova
N. Belozersky Institute of Physico-Chemical Biology, Moscow State University, Moscow 119899, Russia
J Virol 75:9696-702. 2001..This is the first model of the three-dimensional structure of a potyvirus coat protein.
- Structural characterization of HC-Pro, a plant virus multifunctional proteinCelia Plisson
Universite Rennes I, Unité Mixte de Recherche 6026 CNRS, Campus de Beaulieu, Rennes 35042, Cedex, France
J Biol Chem 278:23753-61. 2003The helper component proteinase (HC-Pro) is a key protein encoded by plant viruses of the genus Potyvirus. HC-Pro is involved in different steps of the viral cycle, aphid transmission, replication, and virus cell-to-cell and systemic ..
- RNA silencing-mediated resistance to a crinivirus (Closteroviridae) in cultivated sweet potato (Ipomoea batatas L.) and development of sweet potato virus disease following co-infection with a potyvirusJan F Kreuze
International Potato Center CIP, Applied Biotechnology Laboratory, Germplasm Enhancement and Crop Improvement Division, PO Box 1558, Lima 12, Peru
Mol Plant Pathol 9:589-98. 2008..complexes when co-infecting with other viruses, including sweet potato feathery mottle virus (SPFMV; genus Potyvirus, family Potyviridae)...
- Inter- and intralineage recombinants are common in natural populations of Turnip mosaic virusZhongyang Tan
Laboratory of Plant Virology, Faculty of Agriculture, Saga University, Saga 840 8502, Japan
J Gen Virol 85:2683-96. 2004..It seems that the presence of recombination sites, as well as sequence similarities, may be used to trace the migration and evolution of TuMV...
- Natural variation and functional analyses provide evidence for co-evolution between plant eIF4E and potyviral VPgCarine Charron
INRA UR1052, Genetics and Breeding of Fruits and Vegetables, Domaine St Maurice, BP94, F 84143 Montfavet, France
Plant J 54:56-68. 2008..amino acid changes in the central part of the viral genome-linked protein (VPg) are responsible for the potyvirus's ability to overcome eIF4E-mediated resistance...
- RTM3, which controls long-distance movement of potyviruses, is a member of a new plant gene family encoding a meprin and TRAF homology domain-containing proteinPatrick Cosson
UMR Génomique, Diversité et Pouvoir Pathogène, INRA Université Bordeaux 2, Institut de Biologie Végétale Moléculaire, Villenave D Ornon, France
Plant Physiol 154:222-32. 2010..Taken together, these observations strongly suggest the RTM proteins might form a multiprotein complex in the resistance mechanism to block the long-distance movement of potyviruses...
- The Arabidopsis eukaryotic initiation factor (iso)4E is dispensable for plant growth but required for susceptibility to potyvirusesAnne Duprat
CEA Cadarache DSV DEVM, Laboratoire du Métabolisme Carboné, UMR 163 CNRS CEA, Univ Méditerranée UMR 163, F 13108 Saint Paul lez Durance, Cedex, France
Plant J 32:927-34. 2002....
- HC-Pro protein of sugar cane mosaic virus interacts specifically with maize ferredoxin-5 in vitro and in plantaYu Qin Cheng
Department of Plant Pathology and State Key Laboratory of Agro Biotechnology, China Agricultural University, Beijing 100094, PR China
J Gen Virol 89:2046-54. 2008....
- Transcriptional changes and oxidative stress associated with the synergistic interaction between Potato virus X and Potato virus Y and their relationship with symptom expressionAlberto García-Marcos
Departamento de Biología de Plantas, Centro de Investigaciones Biologicas, CSIC, Ramiro de Maeztu 9, 28040 Madrid, Spain
Mol Plant Microbe Interact 22:1431-44. 2009..Interestingly, expression of genes encoding oxylipin biosynthesis was uniquely upregulated by the synergistic infection. Virus-induced gene silencing of alpha-dioxygenase1 delayed cell death during PVX-PVY infection...
- Magnitude and sign epistasis among deleterious mutations in a positive-sense plant RNA virusJ Lalic
Instituto de Biologia Molecular y Celular de Plantas, Consejo Superior de Investigaciones Científicas UPV, Valencia, Spain
Heredity (Edinb) 109:71-7. 2012..In this study we generated 53 Tobacco etch potyvirus genotypes carrying pairs of single-nucleotide substitutions and measured their separated and combined ..
- Selective involvement of members of the eukaryotic initiation factor 4E family in the infection of Arabidopsis thaliana by potyvirusesMasanao Sato
Pathogen Plant Interactions Group, Graduate School of Agriculture, Hokkaido University, Sapporo 060 8589, Japan
FEBS Lett 579:1167-71. 2005..of eIF4E (eIF(iso)4E) were tested for susceptibility to Clover yellow vein virus (ClYVV), a member of the genus Potyvirus. ClYVV accumulated in both inoculated and upper uninoculated leaves of mutant plants lacking eIF(iso)4E, but not ..
- Genetic structure of a population of Potato virus Y inducing potato tuber necrotic ringspot disease in Japan; comparison with North American and European populationsTetsuji Ogawa
Aino Potato Branch, Nagasaki Agriculture and Forestry Experiment Station, Nagasaki 854 0302, Japan
Virus Res 131:199-212. 2008..Our results suggest that PVY PTNRD was recently introduced into Japan more than once, and has expanded throughout Japan from founder populations...
- HSP70 and its cochaperone CPIP promote potyvirus infection in Nicotiana benthamiana by regulating viral coat protein functionsAnders Hafrén
Department of Applied Chemistry and Microbiology, University of Helsinki, 00014 Helsinki, Finland
Plant Cell 22:523-35. 2010..In conclusion, CPIP and HSP70 are crucial components of a distinct translation activity that is associated with potyvirus replication.
- A point mutation in the polymerase of Potato virus Y confers virulence toward the Pvr4 resistance of pepper and a high competitiveness cost in susceptible cultivarBerenger Janzac
INRA, UR407 Pathologie Végétale, R 84140 Montfavet, France
Mol Plant Microbe Interact 23:823-30. 2010To understand why the Pvr4 resistance of pepper against Potyvirus spp...
- Interaction between potyvirus P3 and ribulose-1,5-bisphosphate carboxylase/oxygenase (RubisCO) of host plantsLin Lin
State Key Laboratory Breeding Base for Zhejiang Sustainable Pest and Disease Control, Institute of Virology and Biotechnology, Zhejiang Academy of Agricultural Sciences, Hangzhou, 310021, China
Virus Genes 43:90-2. 2011..It is possible that the potyvirus P3 protein affects the normal functions of RubisCO which thus contributes to symptom development.
- Evidence for diversifying selection in Potato virus Y and in the coat protein of other potyvirusesBenoit Moury
Station de Pathologie Vegetale, Institut National de la Recherche Agronomique, F 84143 Montfavet cedex, France
J Gen Virol 83:2563-73. 2002..their biological functions and is essential to an understanding of the evolutionary constraints exerted on the potyvirus genome...
- A high level of transgenic viral small RNA is associated with broad potyvirus resistance in cucurbitsDiana Leibman
Department of Plant Pathology and Weed Sciences, ARO The Volcani Center, Bet Dagan 50250, Israel
Mol Plant Microbe Interact 24:1220-38. 2011..Transgenic cucumber and melon lines harboring a hairpin construct of the Zucchini yellow mosaic potyvirus (ZYMV) HC-Pro gene accumulated different levels of t-siRNA (6 to 44% of total siRNA) and exhibited resistance to ..
- Helper component-proteinase (HC-Pro) protein of Papaya ringspot virus interacts with papaya calreticulinWentao Shen
Key Biotechnology Laboratory for Tropical Crops, Ministry of Agriculture, Institute of Tropical Bioscience and Biotechnology ITBB, Chinese Academy of Tropical Agriculture Sciences CATAS, 4 Xueyuan Road, Haikou, 571101, China
Mol Plant Pathol 11:335-46. 2010....
- Characterisation of Potato virus Y nnp strain inducing veinal necrosis in pepper: a naturally occurring recombinant strain of PVYA Fanigliulo
Dipartimento di Biologia, Difesa e Biotecnologie Agro Forestali, Universita degli Studi della Basilicata, Potenza, Italy
Arch Virol 150:709-20. 2005....
- Coordinated and selective recruitment of eIF4E and eIF4G factors for potyvirus infection in Arabidopsis thalianaValerie Nicaise
Interactions Plante Virus IPV, UMR 1090, INRA Bordeaux 2, BP 81, F 33883 Villenave d Ornon, France
FEBS Lett 581:1041-6. 2007..analyses of Arabidopsis mutants knocked-out for At-eIF4G genes showed that eIF4G factors are indispensable for potyvirus infection...
- Adaptation of tobacco etch potyvirus to a susceptible ecotype of Arabidopsis thaliana capacitates it for systemic infection of resistant ecotypesJasna Lalić
Instituto de Biologia Molecular y Celular de Plantas, Consejo Superior de Investigaciones Científicas UPV, 46022 Valencia, Spain
Philos Trans R Soc Lond B Biol Sci 365:1997-2007. 2010..However, empirical tests of this hypothesis are scarce. Arabiodpsis thaliana--tobacco etch potyvirus (TEV) provides an experimentally suitable pathosystem to explore the interplay between genetic variation in host'..
- Biochemical and genetic evidence for interactions between potato A potyvirus-encoded proteins P1 and P3 and proteins of the putative replication complexA Merits
Viikki Biocenter, University of Helsinki, Helsinki, FIN 00014, Finland
Virology 263:15-22. 1999Interactions of the first and third proteins (P1 and P3) of the potato A potyvirus (PVA) with the other six main proteins of PVA were studied using Escherichia coli-expressed recombinant proteins in two in vitro interaction assays and a ..
- Involvement of the cylindrical inclusion (CI) protein in the overcoming of an eIF4E-mediated resistance against Lettuce mosaic potyvirusAnas Abdul-Razzak
Interactions Plante Virus, UMR GDPP 1090, INRA Université de Bordeaux 2, BP 81, F 33883 Villenave d Ornon, France
Mol Plant Pathol 10:109-13. 2009..Site-directed mutagenesis pinpointed a key role of the amino acid at position 621 in the virulence. This is the first example of the involvement of a potyviral CI protein in the breaking of an eIF4E-mediated resistance...
- Interaction of the viral protein genome linked of turnip mosaic potyvirus with the translational eukaryotic initiation factor (iso) 4E of Arabidopsis thaliana using the yeast two-hybrid systemS Wittmann
Centre de Recherche en Virologie, Institut Armand Frappier, Ville de Laval, Quebec, Canada
Virology 234:84-92. 1997..order to identify proteins that interact with the viral protein genome linked (VPg)-proteinase of turnip mosaic potyvirus. The screen allowed the isolation of four candidate cDNA clones...
- A natural recessive resistance gene against potato virus Y in pepper corresponds to the eukaryotic initiation factor 4E (eIF4E)Sandrine Ruffel
Genetics and Breeding of Fruits and Vegetable, Dom St Maurice, BP94, F 84143 Montfavet
Plant J 32:1067-75. 2002..Several lines of evidence indicate that interaction between the potyvirus genome-linked protein (VPg) and eIF4E are important for virus infectivity, suggesting that the recessive ..
- The eukaryotic translation initiation factor 4E controls lettuce susceptibility to the Potyvirus Lettuce mosaic virusValerie Nicaise
Interactions Plante Virus, Institut de Biologie Végétale Moléculaire, Institut National de la Recherche Agronomique, boite postale 81, F 33883 Villenave d Ornon Cedex, France
Plant Physiol 132:1272-82. 2003..Lactuca sativa) that are susceptible, tolerant, or resistant to infection by Lettuce mosaic virus (LMV; genus Potyvirus) were cloned and sequenced...
- Interaction of VPg-Pro of turnip mosaic virus with the translation initiation factor 4E and the poly(A)-binding protein in plantaSimon Léonard
Institut National de la Recherche Scientifique, Institut Armand Frappier, 531 Boulevard des Prairies, Laval, Quebec, Canada H7V 1B7
J Gen Virol 85:1055-63. 2004..Direct interaction between VPg-Pro and PABP was shown by an ELISA-based binding assay. These experiments suggest that a multi-protein complex may form around VPg-Pro of TuMV...
- Biogenesis of cytoplasmic membranous vesicles for plant potyvirus replication occurs at endoplasmic reticulum exit sites in a COPI- and COPII-dependent mannerTaiyun Wei
Southern Crop Protection and Food Research Centre, AAFC, 1391 Sandford Street, London, Ontario N5V 4T3, Canada
J Virol 82:12252-64. 2008..Previously, a 6-kDa potyvirus membrane protein (6K) was shown to interact with the endoplasmic reticulum (ER) and to induce the formation of ..
- Spatial analysis of arabidopsis thaliana gene expression in response to Turnip mosaic virus infectionChunling Yang
Department of Plant Pathology, Iowa State University, Ames, Iowa 50011, USA
Mol Plant Microbe Interact 20:358-70. 2007..The functions of these downregulated genes are consistent with viral symptoms, such as chlorosis and stunted growth, providing new insight into mechanisms of pathogenesis...
- The potyvirus recessive resistance gene, sbm1, identifies a novel role for translation initiation factor eIF4E in cell-to-cell traffickingZhihuan Gao
John Innes Centre, Norwich Research Park, Colney, Norwich NR4 7UH, UK
Plant J 40:376-85. 2004..the eukaryotic translation initiation factor, eIF4E, as a susceptibility factor required for infection with the Potyvirus, Pea seed-borne mosaic virus...
- The coat and cylindrical inclusion proteins of a potyvirus are associated with connections between plant cellsE Rodriguez-Cerezo
Centro Nacional de Biotecnologia CSIC, Madrid, Spain
Virology 236:296-306. 1997....
- Intrinsic disorder in Viral Proteins Genome-Linked: experimental and predictive analysesEugenie Hebrard
UMR 1097 Résistance des Plantes aux Bio agresseurs, IRD, CIRAD, Universite de Montpellier II, BP 64501, 34394 Montpellier Cedex 5, France
Virol J 6:23. 2009..To date, structural data are still limited to small picornaviral VPgs. Recently three phytoviral VPgs were shown to be natively unfolded proteins...
- Potyvirus terminal protein VPg, effector of host eukaryotic initiation factor eIF4ER Grzela
Institute of Biochemistry and Biophysics IBB, Polish Academy of Sciences, Warsaw, Poland
Biochimie 88:887-96. 2006b>Potyvirus RNA contains at the 5' end a covalently linked virus-encoded protein VPg, which is required for virus infectivity...
- An unusual structure at one end of potato potyvirus particlesLesley Torrance
Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK
J Mol Biol 357:1-8. 2006..Our results show that some of the potyvirus particles contain a protruding tip at one end of the virus particles, which is presumably associated with the 5'-..
- Discussion paper: The naming of Potato virus Y strains infecting potatoR P Singh
Potato Research Centre, Agriculture and Agri Food Canada, New Brunswick, Canada
Arch Virol 153:1-13. 2008..A more systematic investigation and characterization of PVY from potato at the biological and molecular levels should eventually result in a biologically meaningful genetic strain concept...
- Molecular characterization and detection of recombinant isolates of potato virus Y from ChinaXinxi Hu
Hunan Provincial Engineering Research Center for Potatoes, College of Horticulture and Landscape, Hunan Agricultural University, Changsha, Hunan 410128, China
Arch Virol 154:1303-12. 2009..Further analysis of these samples using enzyme-linked immunosorbent assay and bioassay revealed that 'HN2' possesses a PVY(O) serotype, a PVY(N) pathotype in tobacco and a PVY(NTN) pathotype in potato...
- Phosphorylation of the potyvirus capsid protein by protein kinase CK2 and its relevance for virus infectionKonstantin I Ivanov
Institute of Biotechnology, University of Helsinki, FIN 00014 Helsinki, Finland
Plant Cell 15:2124-39. 2003..These results suggest that the phosphorylation of PVA CP by CK2 plays an important regulatory role in virus infection...
- HcPro, a multifunctional protein encoded by a plant RNA virus, targets the 20S proteasome and affects its enzymic activitiesLionel Ballut
UMR 1095 ASP INRA Université Blaise Pascal, Campus des Cézeaux, 24 avenue des Landais, 63177 Aubiere Cedex, France
J Gen Virol 86:2595-603. 2005..evidence that a plant virus protein, the helper component-proteinase (HcPro) of Lettuce mosaic virus (LMV; genus Potyvirus), interferes with the 20S proteasome ribonuclease is reported here...
- Application of game theory to the interaction between plant viruses during mixed infectionsSusana Martin
Instituto de Biología Molecular y Celular de Plantas CSIC UPV, 46022 Valencia, Spain
J Gen Virol 90:2815-20. 2009..Cauliflower mosaic caulimovirus (CaMV) has often been found in mixed infections with turnip mosaic potyvirus (TuMV) in plants of the genus Brassica...
- The determinant of potyvirus ability to overcome the RTM resistance of Arabidopsis thaliana maps to the N-terminal region of the coat proteinV Decroocq
UMR GDPP, INRA Université Bordeaux II, IBVM, Centre INRA de Bordeaux, BP 81, 33883 Villenave d Ornon Cedex France
Mol Plant Microbe Interact 22:1302-11. 2009..Taken together, these findings demonstrate that the potyvirus CP N-terminal region determines the outcome of the interaction with the RTM-mediated resistance.
- Genomic variability in Potato potyvirus Y (PVY): evidence that PVY(N)W and PVY(NTN) variants are single to multiple recombinants between PVY(O) and PVY(N) isolatesL Glais
UMR BiO3P, INRA, Station de Pathologie Vegetale, Rennes Le Rheu, France
Arch Virol 147:363-78. 2002..Nevertheless, multiple recombination events observed in the PVY(NTN) genome may play a role in the latter phenomenon...
- Functional dissection of naturally occurring amino acid substitutions in eIF4E that confers recessive potyvirus resistance in plantsInhwa Yeam
Department of Plant Breeding and Genetics, College of Agriculture and Life Sciences, Cornell University, Ithaca, NY 14853, USA
Plant Cell 19:2913-28. 2007..Overexpression of the Capsicum-eIF4E protein containing the G107R amino acid substitution in Solanum lycopersicum indicated that this polymorphism alone is sufficient for the acquisition of resistance against several TEV strains...
- The Tobacco etch virus P3 protein forms mobile inclusions via the early secretory pathway and traffics along actin microfilamentsXiaoyan Cui
College of Plant Protection, Northwest A and F University, Yangling, Shaanxi 712100, P R China
Virology 397:56-63. 2010..Taken together, these data support previous suggestions that P3 may play dual roles in virus movement and replication...
- Role of plant virus movement proteinsMichael Taliansky
Scottish Crop Research Institute, Invergowrie, Dundee, DD2 5DA, UK
Methods Mol Biol 451:33-54. 2008..In this review, we focus on the functions and properties of different classes of MPs encoded by RNA containing plant viruses...
- Fluorescent labelling reveals spatial separation of potyvirus populations in mixed infected Nicotiana benthamiana plantsChristof Dietrich
Institute of Plant Diseases and Plant Protection, University of Hannover, Herrenhauser Str 2, 30419 Hannover, Germany
J Gen Virol 84:2871-6. 2003..Plants infected by any of the PVX/potyvirus combinations exhibited synergistic symptoms and large numbers of cells were doubly infected...
- Rapid diagnosis of plant virus diseases by transmission electron microscopyBernd Zechmann
University of Graz, Institute of Plant Sciences, Schubertstrasse 51, 8010 Graz, Austria
J Virol Methods 162:163-9. 2009..These methods will contribute towards a rapid and clear identification of virus diseases of plants and will be useful for diagnostic purposes in agriculture and in plant phytopathology...
- Comparisons of the genetic structure of populations of Turnip mosaic virus in West and East EurasiaKenta Tomimura
Laboratory of Plant Virology, Faculty of Agriculture, Saga University, Saga 840 8502, Japan
Virology 330:408-23. 2004..These subpopulations seem to have evolved independently from the ancestral European population, and their genetic structure probably reflects founder effects...
- Mapping of viral genomic regions important in cross-protection between strains of a potyvirusJari P T Valkonen
Department of Plant Biology, Genetics Centre, SLU, Uppsala, Sweden
Mol Plant Microbe Interact 15:683-92. 2002Cross-protection was tested between potato and tobacco strains of Potato virus A, a member of the genus Potyvirus (PVA), in tobacco plants. Cross-protection was effective only at the initiation of infection...
- Production of strain specific antibodies against a synthetic polypeptide corresponding to the N-terminal region of the plum pox potyvirus coat proteinA Crescenzi
Dipartimento di Biologia, Difesa e Biotecnologie Argo Forestali, Universita degli Studi della Basilicata, Potenza, Italy
J Virol Methods 69:181-9. 1997Comparison of the predicted coat protein amino acid sequence of the 'sweet cherry' strain of plum pox potyvirus (PPV-SwC) with the corresponding regions of several other PPV strains indicated that the main differences are in the N-..
- Strains of Turnip mosaic potyvirus as defined by the molecular analysis of the coat protein gene of the virusF Sanchez
Departamento de Biotecnologia, INIA, Autopista A 6, Km 7, Madrid 28040, Spain
Virus Res 94:33-43. 2003Turnip mosaic virus (TuMV) is a member of the potyvirus genus with a wide host range and highly variable in its biological characteristics...
- Genetic diversity of the ordinary strain of Potato virus Y (PVY) and origin of recombinant PVY strainsAlexander V Karasev
Department of PSES, University of Idaho, Moscow, ID 83843, USA
Phytopathology 101:778-85. 2011....
- HC-Pro, a potyvirus RNA silencing suppressor, cancels cycling of Cucumber mosaic virus in Nicotiana benthamiana plantsNoriho Fukuzawa
Plant Molecular Technology Research Group, Research Institute of Genome Based Biofactory, National Institute of Advanced Industrial Science and Technology, 2 17 1 1 Tsukisamuhigashi Toyohira Ku, Sapporo 062 8517, Japan
Virus Genes 40:440-6. 2010The mixed infection of Cucumber mosaic virus (CMV) and a potyvirus has been known to increase CMV titer in Nicotiana benthamiana plants, resulting in synergistic viral symptoms...
- Complete genome sequence of Brugmansia suaveolens mottle virus, a potyvirus from an ornamental shrubNatalia Lucinda
Departamento de Biologia Celular, Universidade de Brasilia, Brasilia, DF, Brazil
Arch Virol 155:1729-32. 2010Brugmansia suaveolens mottle virus (BsMoV) was the first potyvirus isolated from "angel trumpet" (Brugmansia suaveolens), described in Brazil...
- Assembly of recombinant coat protein of sugarcane streak mosaic virus into potyvirus-like particlesM Hema
Department of Virology, College of Biological and Earth Sciences, Sri Venkateswara University, Tirupati 517 502, India
Indian J Exp Biol 46:793-6. 2008..Observation of purified SCSMV-AP rCP under electron microscope revealed the presence of potyvirus-like particles (PVLPs)...
- Amino acid substitutions within the Cys-rich domain of the tobacco etch potyvirus HC-Pro result in loss of transmissibility by aphidsC Llave
Departamento de Biología de Plantas, Centro de Investigaciones Biologicas, CSIC, Madrid, Spain
Arch Virol 147:2365-75. 2002We examined the role of several amino acid residues located at the N-terminus of the tobacco etch potyvirus (TEV) helper component-proteinase (HC-Pro) in virus transmissibility by aphids...
- Molecular characterisation of an isolate of Dasheen mosaic virus from Zantedeschia aethiopica in China and comparisons in the genus PotyvirusJ Chen
College of Life Science, Zhejiang University, Hangzhou, China
Arch Virol 146:1821-9. 2001..The 9991 nucleotide genome was typical of the genus Potyvirus and phylogenetic analysis showed it to be a member of the Bean common mosaic virus subgroup...
- Cellular localisation of calcium ions during potato hypersensitive response to Potato virus YKatarzyna Otulak
Department of Botany, Faculty of Agriculture and Biology, Warsaw University of Life Sciences SGGW, ul Nowoursynowska 159, 02 776 Warsaw, Poland katarzyna
Micron 42:381-91. 2011..The precipitates of calcium antimonate were detected near the nuclear envelope, inside karyolymph and along tracheary elements, especially when virus particles were present inside...
- Complete nucleotide sequence of a potato isolate of strain group C of Potato virus Y from 1938Annette M Dullemans
Plant Research International, Part of Wageningen UR University and Research Centre, Wageningen, The Netherlands
Arch Virol 156:473-7. 2011..This is the first full-length sequence of a PVY (C) isolate from potato that belongs to the C1 phylogenetic subgroup, which was previously thought to exclusively contain non-potato isolates...
- Molecular resolution of a complex of potyviruses infecting solanaceous crops at the centre of origin in PeruC Spetz
Department of Plant Biology and Forest Genetics, Genetics Centre, SLU, PO Box 7080, SE 750 07 Uppsala, Sweden
J Gen Virol 84:2565-78. 2003..Many potyviruses (genus Potyvirus) that infect these crops were described 20-30 years ago...
- Stability of Tobacco etch virus infectious clones in plasmid vectorsLeonor C Bedoya
Instituto de Biología Molecular y Celular de Plantas CSIC Universidad Politécnica de Valencia, Avenida de los Naranjos, 46022 Valencia, Spain
Virus Res 149:234-40. 2010..Using the different inocula produced from the three new plasmids the TEV infectivity was also compared. The results showed that agroinoculation is the most effective inoculation method and is where symptoms unfold earlier...
- Recessive resistance in Pisum sativum and potyvirus pathotype resolved in a gene-for-cistron correspondence between host and virusI E Johansen
Biotechnology Group, Danish Institute of Agricultural Sciences, Thorvaldsensvej 40, DK 1871 Frederiksberg C, Denmark
J Virol 75:6609-14. 2001Pea seed-borne mosaic potyvirus (PSbMV) isolates are divided into pathotypes P-1, P-2, and P-4 according to their infection profile on a panel of Pisum sativum lines. P...
- Engineering zucchini yellow mosaic potyvirus as a non-pathogenic vector for expression of heterologous proteins in cucurbitsT Arazi
ViroGene Limited, Har-Hotzvim, P.O. Box 45010, 91045, Jerusalem, Israel
J Biotechnol 87:67-82. 2001..A novel attenuated zucchini yellow mosaic potyvirus (AG) was used for the development of an environmentally safe non-pathogenic virus vector...
- Cap-independent translation conferred by the 5' leader of tobacco etch virus is eukaryotic initiation factor 4G dependentD R Gallie
Department of Biochemistry, University of California, Riverside, California 92521 0129, USA
J Virol 75:12141-52. 2001..TEV IRES activity was enhanced moderately by the poly(A)-binding protein. These observations suggest that the TEV IRES directs cap-independent translation through a mechanism that involves eIF4G specifically...
- The I gene of bean: a dosage-dependent allele conferring extreme resistance, hypersensitive resistance, or spreading vascular necrosis in response to the potyvirus Bean common mosaic virusC W Collmer
Department of Biological and Chemical Sciences, Wells College, Aurora, NY 13026, USA
Mol Plant Microbe Interact 13:1266-70. 2000The resistance to the potyvirus Bean common mosaic virus (BCMV) conferred by the I allele in cultivars of Phaseolus vulgaris has been characterized as dominant, and it has been associated with both immunity and a systemic vascular ..
- Helper component proteinase of the genus Potyvirus is an interaction partner of translation initiation factors eIF(iso)4E and eIF4E and contains a 4E binding motifMarjo Ala-Poikela
Department of Agricultural Sciences, P O Box 27, FI 00014, University of Helsinki, Finland
J Virol 85:6784-94. 2011The multifunctional helper component proteinase (HCpro) of potyviruses (genus Potyvirus; Potyviridae) shows self-interaction and interacts with other potyviral and host plant proteins...
- Evolutionary optimization of peptide substrates for proteases that exhibit rapid hydrolysis kineticsKevin T Boulware
Department of Chemical Engineering, University of California Santa Barbara, 93106, USA
Biotechnol Bioeng 106:339-46. 2010....
- Simultaneous equimolar expression of multiple proteins in plants from a disarmed potyvirus vectorLeonor Bedoya
Instituto de Biologia Molecular y Celular de Plantas, Consejo Superior de Investigaciones Cientificas Universidad Politecnica de Valencia, Avenida de los Naranjos, 46022 Valencia, Spain
J Biotechnol 150:268-75. 2010..The technology is based on the replacement of the viral RNA polymerase (NIb) cistron of a potyvirus by a cassette for the coexpression of multiple heterologous proteins...
- The role of the coat protein region in symptom formation on Physalis floridana varies between PVY strainsAgnes Bukovinszki
Agricultural Biotechnology Center, Godollo, Hungary
Virus Res 127:122-5. 2007..The results suggest that symptom determinants may be different even between strains of the same virus species in a particular host...
- Characterization of Potato virus Y (PVY) molecular determinants involved in the vein necrosis symptom induced by PVYN isolates in infected Nicotiana tabacum cv. XanthiMichel Tribodet
INRA ENSA, Unité mixte de recherche biologie des organismes et des populations appliquée à la protection des plantes BiO3P, Domaine de la Motte BP 35327, F 35653 Le Rheu cedex, France
J Gen Virol 86:2101-5. 2005..Site-directed mutagenesis was used to confirm that these two HC-Pro residues are involved in the TVN phenotype...
- Potyvirus genome-linked protein (VPg) determines pea seed-borne mosaic virus pathotype-specific virulence in Pisum sativumK E Keller
USDA ARS, Horticultural Crops Research Laboratory, Oregon State University, Corvallis 97330, USA
Mol Plant Microbe Interact 11:124-30. 1998The mechanism of Pisum sativum pathotype-specific resistance to pea seed-borne mosaic potyvirus (PSbMV) was investigated and the coding region determinant of PSbMV virulence was defined...
- A novel recombinant strain of Potato virus Y suggests a new viral genetic determinant of vein necrosis in tobaccoXiaojun Hu
University of Idaho, Department of PSES, Moscow, ID 83844, United States
Virus Res 143:68-76. 2009..Taken together, these data suggest that the vein necrosis genetic determinant of PVY in tobacco is complex and includes other element(s), in addition to the C-terminal fragment of HC-Pro...
- Characterization of a new potyvirus infecting pepper crops in EcuadorBerenger Janzac
Institut National de la Recherche Agronomique, UR 407 Pathologie Végétale, domaine St Maurice BP 94, Montfavet, France
Arch Virol 153:1543-8. 2008Sequencing 2,951 nucleotides of the 3' proximal region of the genome of a potyvirus isolate collected from Capsicum pubescens (rocoto) pepper in Ecuador revealed that this was the first representative of a new species tentatively named ..
- A new approach for the simultaneous differentiation of biological and geographical strains of Potato virus Y by uniplex and multiplex RT-PCRXianzhou Nie
Potato Research Centre, Agriculture and Agri Food Canada, P O Box 20280, Fredericton, NB, Canada E3B 4Z7
J Virol Methods 104:41-54. 2002..Primer pairs can be used in a uniplex (single pair of primer) or multiplex (duplex, tetraplex or pentaplex) competitive RT-PCR, allowing simultaneous testing for any combination of PVY(O), EU-PVY(N/NTN), NA-PVY(N) and NA-PVY(NTN)...
- Potato virus A genome-linked protein VPg is an intrinsically disordered molten globule-like protein with a hydrophobic coreKimmo I Rantalainen
Department of Applied Chemistry and Microbiology, PO Box 27, FIN 00014, University of Helsinki, Finland
Virology 377:280-8. 2008Genome-linked protein VPg of Potato virus A (PVA; genus Potyvirus) has essential functions in all critical steps of PVA infection, i.e. replication, movement, and virulence...
- Probable geographical grouping of PVY(N) and PVY(NTN) based on sequence variation in P1 and 5'-UTR of PVY genome and methods for differentiating North American PVY(NTN)Xianzhou Nie
Potato Research Centre, Agriculture and Agri Food Canada, Fredericton, Canada
J Virol Methods 103:145-56. 2002..Thus sequencing of the P1 gene and use of competitive RT-PCR approach could be applicable for determining the possible origin of new occurrences of PVY(NTN) from other geographical regions...
- Mapping tightly linked genes controlling potyvirus infection at the Rsv1 and Rpv1 region in soybeanM A Gore
Department of Crop and Soil Environmental Sciences, Virginia Polytechnic Institute and State University, Blacksburg 24061, USA
Genome 45:592-9. 2002..Isolating and characterizing Rsv1 and Rpv1 are instrumental in providing insight into the molecular mechanism of potyvirus recognition in soybean...
- Characterisation of a potyvirus and a potexvirus from Chinese scallionJ Che
Department of Biotechnology, College of Life Sciences, Zhejiang University, Hangzhou, People s Republic of China
Arch Virol 147:683-93. 2002..The complete sequences of a potyvirus and a potexvirus were determined and these were shown to represent different viruses from any in the databases...
- From hypo- to hypersuppression: effect of amino acid substitutions on the RNA-silencing suppressor activity of the Tobacco etch potyvirus HC-ProClara Torres-Barceló
Instituto de Biologia Molecular y Celular de Plantas, Consejo Superior de Investigaciones Científicas UPV, 46022 Valencia, Spain
Genetics 180:1039-49. 2008..Tobacco etch potyvirus (TEV) HC-Pro protein suppresses RNA silencing and participates in aphid-mediated transmission, polyprotein ..
- Covalent immobilization of tobacco-etch-virus NIa protease: a useful tool for cleavage of the histidine tag of recombinant proteinsAna Cristina Puhl
Centro de Biologia Molecular Estrutural, Departamento de Bioquimica, Universidade Federal de Santa Catarina, 88040 900 Florianopolis, SC, Brazil
Biotechnol Appl Biochem 53:165-74. 2009....
- Processive degradation of nascent polypeptides, triggered by tandem AGA codons, limits the accumulation of recombinant tobacco etch virus protease in Escherichia coli BL21(DE3)Rachel B Kapust
Protein Engineering Section, National Cancer Institute at Frederick, Frederick, Maryland 21702 1201, USA
Protein Expr Purif 24:61-70. 2002....
- GENETIC ANALYSIS OF RNA VIRUS-HOST INTERACTIONJAMES CARRINGTON; Fiscal Year: 2007..model host to address the functions of two cellular compatibility factors that were identified in screens for potyvirus susceptibility mutants...
- EVOLUTION OF IMMUNE RECOGNITION AND EVASIONAustin Hughes; Fiscal Year: 2006..abstract_text> ..
- EVOLUTION OF IMMUNE RECOGNITION AND EVASIONAustin Hughes; Fiscal Year: 2007..In addition, by increasing our understanding of the population diversity and evolutionary history of human immune system genes, this research will enhance our knowledge of human immune function in health and disease. ..
- EVOLUTION OF IMMUNE RECOGNITION AND EVASIONAustin Hughes; Fiscal Year: 2009..In addition, by increasing our understanding of the population diversity and evolutionary history of human immune system genes, this research will enhance our knowledge of human immune function in health and disease. ..
- GENETICS OF ALZHEIMER'S DISEASE IN ISRAELI ARABSROBERT FRIEDLAND; Fiscal Year: 2009..The ultimate goal of this study is to find new targets (genetic and non-genetic) for therapy. ..
- Symposium on Alzheimer's Disease in the Middle EastROBERT FRIEDLAND; Fiscal Year: 2005..Topics to be covered include dementia, basic science, diagnoses, history, management and treatment, and ethics, with consideration of the unique cultural traditions of Arab and Jewish populations. ..
- Cong Intl. Soc Vascular Behavioral & Cognitive DisordersROBERT FRIEDLAND; Fiscal Year: 2005..Our second event will present in one large Congress the most recent advances in the field, including diagnostic and therapeutic developments by internationally recognized opinion leaders. ..
- EVOLUTION OF IMMUNE RECOGNITION AND EVASIONAustin Hughes; Fiscal Year: 2002....
- Symposium on Alzheimer's Disease in the Middle EastROBERT FRIEDLAND; Fiscal Year: 2003..Topics to be covered include dementia, basic science, diagnoses, history, management and treatment, and ethics, with consideration of the unique cultural traditions of Arab and Jewish populations. ..
- International Society for Vascular Behavioral DisordersROBERT FRIEDLAND; Fiscal Year: 2003..This meeting will present in one large Congress the most recent advances in the field, including diagnostic and therapeutic developments by internationally recognized opinion leaders. ..
- Gene Duplication and Genome EvolutionAustin Hughes; Fiscal Year: 2004..5) Examining the role of transposable elements in duplication of genomic segments by testing for nonrandom association between these elements and putatively duplicated blocks in the yeast genome. ..
- EVOLUTION OF IMMUNE RECOGNITION AND EVASIONAustin L Hughes; Fiscal Year: 2010..In addition, by increasing our understanding of the population diversity and evolutionary history of human immune system genes, this research will enhance our knowledge of human immune function in health and disease. ..