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Molecular characterization of a novel double-stranded RNA mycovirus of Trichoderma asperellum strain JLM45-3
Tingting Zhang1,2,3, Xiangxing Zeng4,5,6, Xiaoyao Cai4,5,6
1Engineering Research Center of Medical Biotechnology, Key Laboratory of Biology and Medical Engineering, Guizhou Medical University, Guiyang, 550000, Guizhou, People's Republic of China. ztt-gd@163.com.
Abstract:
In this study, we describe a novel mycovirus isolated from Trichoderma asperellum, which was designated Trichoderma asperellum dsRNA Virus 1 (TaRV1). The sequence analysis revealed that TaRV1 has two discontinuous open reading frames (ORF), ORF1 and ORF2. A hypothetical protein and an RNA-dependent RNA polymerase are encoded by ORF1 and ORF2, respectively. Phylogenetic analysis based on RdRp sequences clearly places TaRV1 in a taxonomically unassigned dsRNA mycovirus group.
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