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Updated: Jun 8, 2026

Combining Analysis of DNA in a Crude Virion Extraction with the Analysis of RNA from Infected Leaves to Discover New Virus Genomes
Published on: July 27, 2018
Complete nucleotide sequence of Velvet tobacco mottle virus isolate K1
K Arthur1, S Dogra, J W Randles
1The University of Adelaide, Glen Osmond, SA, Australia. kieren.arthur@adelaide.edu.au
Abstract:
Velvet tobacco mottle virus (VTMoV) infects the native Australian plant Nicotiana velutina, which is endemic to central Australia. This virus is included in the genus Sobemovirus based on virion morphology and serological relationships. We report here the full genome sequence of VTMoV, attained using a genome-walking strategy with both degenerate and specific primers. This sequence confirms that VTMoV is a sobemovirus, with the same open reading frame (ORF) organisation as other described sobemoviruses. The VTMoV sequence is closest to those sobemoviruses isolated from monocotyledonous plants, although the narrow host range of VTMoV is limited to dicotyledonous plants.

