Characterization of a novel gammapartitivirus infecting the phytopathogenic fungus Pyricularia oryzae
文献类型: 外文期刊
第一作者: Fan, Yu
作者: Fan, Yu;Zhao, Wenhua;Tang, Xiaolin;Wang, Li;Yang, Mei;Zhou, Erxun;He, Zhenrui;Yang, Yingqing;Cheng, Baoping
作者机构:
期刊名称:ARCHIVES OF VIROLOGY ( 影响因子:2.7; 五年影响因子:2.4 )
ISSN: 0304-8608
年卷期: 2024 年 169 卷 5 期
页码:
收录情况: SCI
摘要: In this study, we identified a novel double-strand RNA (dsRNA) mycovirus in Pyricularia oryzae, designated "Magnaporthe oryzae partitivirus 4" (MoPV4). The genome of MoPV4 consists of a dsRNA-1 segment encoding an RNA-dependent RNA polymerase (RdRP) and a dsRNA-2 segment encoding a capsid protein (CP). Phylogenetic analysis indicated that MoPV4 belongs to the genus Gammapartitivirus within family Partitiviridae. The particles of MoPV4 are isometric with a diameter of about 32.4 nm. Three-dimensional structure predictions indicated that the RdRP of MoPV4 forms a classical right-handed conformation, while the CP has a reclining-V shape.
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