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Registro Completo |
Biblioteca(s): |
Embrapa Mandioca e Fruticultura. |
Data corrente: |
05/11/2020 |
Data da última atualização: |
05/11/2020 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
LEASTRO, M. O.; ASTUA, J. de F.; KITAJIMA, E. W.; PALLÁS, V.; SÁNCHEZ-NAVARRO, J. Á. |
Afiliação: |
MIKHAIL OLIVEIRA LEASTRO, Instituto Biológico; JULIANA DE FREITAS ASTUA, CNPMF; ELLIOT WATANABE KITAJIMA, ESALQ; VICENTE PALLÁS, Universidad Politécnica de Valencia; JESÚS ÁNGEL SÁNCHEZ-NAVARRO, Universidad Politécnica de Valencia. |
Título: |
Dichorhaviruses Movement Protein and Nucleoprotein Form a Protein Complex That May Be Required for Virus Spread and Interacts in vivo With Viral Movement-Related Cilevirus Proteins. |
Ano de publicação: |
2020 |
Fonte/Imprenta: |
Frontiers in Microbiology, v.11, November 2020. |
Idioma: |
Inglês |
Conteúdo: |
Brevipalpus-transmitted viruses (BTVs) belong to the genera Dichorhavirus and Cilevirus and are the main causal agents of the citrus leprosis (CL) disease. In this report, we explored aspects related to the movement mechanism mediated by dichorhaviruses movement proteins (MPs) and the homologous and heterologous interactions among viral proteins related to the movement of citrus leprosis-associated viruses. The membrane-spanning property and topology analysis of the nucleocapsid (N) and MP proteins from two dichorhaviruses revealed that the MPs are proteins tightly associated with the cell membrane, exposing their N- and C-termini to the cytoplasm and the inner part of the nucleus, whereas the N proteins are not membrane-associated. Subcellular localization analysis revealed the presence of dichorhavirus MPs at the cell surface and in the nucleus, while the phosphoproteins (P) were located exclusively in the nucleus and the N proteins in both the cytoplasm and the nucleus. Co-expression analysis with the MP, P, and N proteins showed an interaction network formed between them. We highlight the MP capability to partially redistribute the previously reported N-P core complex, redirecting a portion of the N from the nucleus to the plasmodesmata at the cell periphery, which indicates not only that the MP might guide the intracellular trafficking of the viral infective complex but also that the N protein may be associated with the cell-to-cell movement mechanism of dichorhaviruses. The movement functionality of these MPs was analyzed by using three movement-defective infectious systems. Also, the MP capacity to generate tubular structures on the protoplast surface by ectopic expression was analyzed. Finally, we evaluated the in vivo protein?protein interaction networks between the dichorhavirus MP and/or N proteins with the heterologous cilevirus movement components, which suggest a broad spectrum of interactions, highlighting those among capsid proteins (CP), MPs, and Ns from citrus leprosis-associated viruses. These data may aid in understanding the mixed infection process naturally observed in the field caused by distinct BTVs. Introduction MenosBrevipalpus-transmitted viruses (BTVs) belong to the genera Dichorhavirus and Cilevirus and are the main causal agents of the citrus leprosis (CL) disease. In this report, we explored aspects related to the movement mechanism mediated by dichorhaviruses movement proteins (MPs) and the homologous and heterologous interactions among viral proteins related to the movement of citrus leprosis-associated viruses. The membrane-spanning property and topology analysis of the nucleocapsid (N) and MP proteins from two dichorhaviruses revealed that the MPs are proteins tightly associated with the cell membrane, exposing their N- and C-termini to the cytoplasm and the inner part of the nucleus, whereas the N proteins are not membrane-associated. Subcellular localization analysis revealed the presence of dichorhavirus MPs at the cell surface and in the nucleus, while the phosphoproteins (P) were located exclusively in the nucleus and the N proteins in both the cytoplasm and the nucleus. Co-expression analysis with the MP, P, and N proteins showed an interaction network formed between them. We highlight the MP capability to partially redistribute the previously reported N-P core complex, redirecting a portion of the N from the nucleus to the plasmodesmata at the cell periphery, which indicates not only that the MP might guide the intracellular trafficking of the viral infective complex but also that the N protein may be associated with the cell-to-cell movement mechanism of dichorhaviruses... Mostrar Tudo |
Thesagro: |
Vírus. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/217521/1/2020-Leastro-fmicb-11-571807-Dichorha.pdf
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Marc: |
LEADER 02807naa a2200181 a 4500 001 2126324 005 2020-11-05 008 2020 bl uuuu u00u1 u #d 100 1 $aLEASTRO, M. O. 245 $aDichorhaviruses Movement Protein and Nucleoprotein Form a Protein Complex That May Be Required for Virus Spread and Interacts in vivo With Viral Movement-Related Cilevirus Proteins.$h[electronic resource] 260 $c2020 520 $aBrevipalpus-transmitted viruses (BTVs) belong to the genera Dichorhavirus and Cilevirus and are the main causal agents of the citrus leprosis (CL) disease. In this report, we explored aspects related to the movement mechanism mediated by dichorhaviruses movement proteins (MPs) and the homologous and heterologous interactions among viral proteins related to the movement of citrus leprosis-associated viruses. The membrane-spanning property and topology analysis of the nucleocapsid (N) and MP proteins from two dichorhaviruses revealed that the MPs are proteins tightly associated with the cell membrane, exposing their N- and C-termini to the cytoplasm and the inner part of the nucleus, whereas the N proteins are not membrane-associated. Subcellular localization analysis revealed the presence of dichorhavirus MPs at the cell surface and in the nucleus, while the phosphoproteins (P) were located exclusively in the nucleus and the N proteins in both the cytoplasm and the nucleus. Co-expression analysis with the MP, P, and N proteins showed an interaction network formed between them. We highlight the MP capability to partially redistribute the previously reported N-P core complex, redirecting a portion of the N from the nucleus to the plasmodesmata at the cell periphery, which indicates not only that the MP might guide the intracellular trafficking of the viral infective complex but also that the N protein may be associated with the cell-to-cell movement mechanism of dichorhaviruses. The movement functionality of these MPs was analyzed by using three movement-defective infectious systems. Also, the MP capacity to generate tubular structures on the protoplast surface by ectopic expression was analyzed. Finally, we evaluated the in vivo protein?protein interaction networks between the dichorhavirus MP and/or N proteins with the heterologous cilevirus movement components, which suggest a broad spectrum of interactions, highlighting those among capsid proteins (CP), MPs, and Ns from citrus leprosis-associated viruses. These data may aid in understanding the mixed infection process naturally observed in the field caused by distinct BTVs. Introduction 650 $aVírus 700 1 $aASTUA, J. de F. 700 1 $aKITAJIMA, E. W. 700 1 $aPALLÁS, V. 700 1 $aSÁNCHEZ-NAVARRO, J. Á. 773 $tFrontiers in Microbiology$gv.11, November 2020.
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Embrapa Mandioca e Fruticultura (CNPMF) |
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Registros recuperados : 13 | |
3. | | SÁNCHEZ-NAVARRO, J. A.; FIORE, N.; FAJARDO, T. V. M.; PALLÁS, V. Simultaneous detection of the 13 viruses and 5 viroids affecting grapevine by molecular hybridization using a unique probe or 'polyprobe'. In:Congress of the International Council for the Study of Virus and Virus-like Diseases of the Grapevine (ICVG), 19., 2018, Santiago, Chile. Anais... santiago, Chile: ICGV, April, 2018. p. 40-41.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Uva e Vinho. |
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5. | | FAJARDO, T. V. M.; PEIRÓ, A.; SÁNCHEZ-NAVARRO, J. A.; PALLÁS, V. Role of the 5' untranslated region of the Alfalfa mosaic virus RNA 3 in cell-to-cell and long distance transport. Virología, Madrid, v. 16, n. 2, p. 143-144, 2013. Extraordinario. Edição dos Resumos do 12º Congreso Nacional de Virología, Burgos, Espanha, jun. 2013.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Uva e Vinho. |
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9. | | LEASTRO, M. O.; CASTRO, D. Y. O.; ASTUA, J. de F.; KITAJIMA, E. W.; PALLÁS, V.; SÁNCHEZ-NAVARRO, J. Á. Citrus LEPROSIS virus c codifica três proteínas com atividades supressoras de silenciamento gênico Citrus Leprosis Virus C encodes three proteins with gene silencing suppression activity. In: CONGRESSO BRASILEIRO DE FITOPATOLOGIA, 52., 2021. Anais... [Brasília, DF]: Sociedade Brasileira de Fitopatologia, 2021. p. 190. Evento online.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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11. | | FIORE, N. UNES, M. Z.; ZAMORANO, A.; FAJARDO, T. V. M.; PALLÁS, V.; SÁNCHEZ-NAVARRO, J. A. Simultaneous detection of the main viruses and viroids affecting grapevine by molecular hybridization using a unique riboprobe or 'Polyprobe'. In: CONGRESS OF THE INTERNATIONAL COUNCIL FOR THE STUDY IF VIRUS AND VIRUS-LIKE DISEASES OF THE GRAPEVINE (ICVG), 17., 2012, Davis, CA. Proceedings... Davis: UCLA, Foundation Plant Services, 2012. p. 146-147.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Uva e Vinho. |
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12. | | APARICIO, F.; FAJARDO, T. V. M.; HERRANZ, M. C.; PEIRÓ, A.; PALLÁS, V.; SANCHEZ-NAVARRO, J. A. The transport of plant viruses: a critical step in the viral cycle. Tropical Plant Pathology, Brasília, DF, v. 36, 2011. p. 1312-1315. 1 CD-ROM. Suplemento. Edição dos resumos do 44º Congresso Brasileiro de Fitopatologia, 2011, Bento Gonçalves. Mesa redonda 10.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Uva e Vinho. |
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13. | | LEASTRO, M. O.; VILLAR-ÁLVAREZ, D.; ASTUA, J. de F.; KITAJIMA, E. W.; PALLÁS, V.; SÁNCHEZ-NAVARRO, J. Á. Spontaneous mutation in the movement protein of Citrus Leprosis Virus C2, in a heterologous virus infection context, increases cell-to-cell transport and generates fitness advantage. Viruses , v.13, n.12, 2021.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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