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Published on: July 27, 2018
The genome organization of pea stem necrosis virus and its assignment to the genus Carmovirus
Shiho Suzuki1, Shu Hase, Hideki Takahashi
1Department of Life Science, Graduate School of Agricultural Science, Tohoku University, Sendai, Japan.
Abstract:
The complete sequence of the single-stranded, positive-sense RNA genome of pea stem necrosis virus (PSNV) has been determined. The 4,048-nucleotide genome contains five open reading frames (ORFs). The 5'-proximal ORF encodes a 25-kD protein (p25). If the amber termination codon is read through, the ORF produces a read-through protein of 84 kD (p84). Two small, centrally located ORFs encoded a 7-kD protein (p7) and a 6-kD protein (p6), respectively. The 38-proximal ORF encodes a 38-kD (p38) capsid protein. Comparison of the genome organization with that of other viruses justifies the assignment of PSNV to the genus Carmovirus.
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