Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes

Many plant viruses have positive-strand RNA [(+)RNA] as their genome. Therefore, it is not surprising that RNA-binding proteins (RBPs) play important roles during (+)RNA virus infection in host plants. Increasing evidence demonstrates that viral and host RBPs play critical roles in multiple steps o...

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Main Authors: Kiwamu eHyodo, Masanori eKaido, Tetsuro eOkuno
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-07-01
Series:Frontiers in Plant Science
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpls.2014.00321/full
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author Kiwamu eHyodo
Masanori eKaido
Tetsuro eOkuno
author_facet Kiwamu eHyodo
Masanori eKaido
Tetsuro eOkuno
author_sort Kiwamu eHyodo
collection DOAJ
description Many plant viruses have positive-strand RNA [(+)RNA] as their genome. Therefore, it is not surprising that RNA-binding proteins (RBPs) play important roles during (+)RNA virus infection in host plants. Increasing evidence demonstrates that viral and host RBPs play critical roles in multiple steps of the viral life cycle, including translation and replication of viral genomic RNAs, and their intra- and intercellular movement. Although studies focusing on the RNA-binding activities of viral and host proteins, and their associations with membrane targeting, and intercellular movement of viral genomes have been limited to several viruses, these studies have provided important insights into the molecular mechanisms underlying the replication and movement of viral genomic RNAs. In this review, we briefly overview the currently defined roles of viral and host RBPs whose RNA-binding activity have been confirmed experimentally in association with their membrane targeting, and intercellular movement of plant RNA virus genomes.
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spelling doaj.art-bfa597784a4b4f49bcc8e4b9a04df8aa2022-12-22T03:57:28ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2014-07-01510.3389/fpls.2014.00321100334Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomesKiwamu eHyodo0Masanori eKaido1Tetsuro eOkuno2Kyoto UniversityKyoto UniversityKyoto UniversityMany plant viruses have positive-strand RNA [(+)RNA] as their genome. Therefore, it is not surprising that RNA-binding proteins (RBPs) play important roles during (+)RNA virus infection in host plants. Increasing evidence demonstrates that viral and host RBPs play critical roles in multiple steps of the viral life cycle, including translation and replication of viral genomic RNAs, and their intra- and intercellular movement. Although studies focusing on the RNA-binding activities of viral and host proteins, and their associations with membrane targeting, and intercellular movement of viral genomes have been limited to several viruses, these studies have provided important insights into the molecular mechanisms underlying the replication and movement of viral genomic RNAs. In this review, we briefly overview the currently defined roles of viral and host RBPs whose RNA-binding activity have been confirmed experimentally in association with their membrane targeting, and intercellular movement of plant RNA virus genomes.http://journal.frontiersin.org/Journal/10.3389/fpls.2014.00321/fullRNA-Binding Proteincell-to-cell movementRNA replicationRNA virusCellular membrane
spellingShingle Kiwamu eHyodo
Masanori eKaido
Tetsuro eOkuno
Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
Frontiers in Plant Science
RNA-Binding Protein
cell-to-cell movement
RNA replication
RNA virus
Cellular membrane
title Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
title_full Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
title_fullStr Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
title_full_unstemmed Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
title_short Host and viral RNA-binding proteins involved in membrane targeting, replication and intercellular movement of plant RNA virus genomes
title_sort host and viral rna binding proteins involved in membrane targeting replication and intercellular movement of plant rna virus genomes
topic RNA-Binding Protein
cell-to-cell movement
RNA replication
RNA virus
Cellular membrane
url http://journal.frontiersin.org/Journal/10.3389/fpls.2014.00321/full
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