Abstract
The complete coat protein nucleotide sequences of 11 Potato virus X isolates from Australia and two from Britain were compared to those of 72 others. On phylogenetic analysis, clade I contained all 11 Australian sequences, and sub-clade II-1 contained the two new British sequences. Clade I isolates were from six different continents, but those in sub-clades II-1 and II-2 were only from Europe and the Americas, respectively. Clade I contained isolates in strain groups 1, 3 and 4, and sub-clades II-1 and II-2, isolates in strain groups 2 and 4. Thus, strain group 4 now occurs within both clades.
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Acknowledgments
In addition to those mentioned in the text, we thank Mark Holland, Geoffrey Dwyer and Michael Jones for help in obtaining research funding, and Stuart Vincent for technical support. This research was funded by Australian Research Council Linkage Grant LP0668429 between Murdoch University, the Department of Agriculture and Food Western Australia, Saturn biotech Ltd., and the Western Australian Potato Producers Committee of the Australian Agricultural Produce Commission.
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Cox, B.A., Jones, R.A.C. Genetic variability in the coat protein gene of Potato virus X and the current relationship between phylogenetic placement and resistance groupings. Arch Virol 155, 1349–1356 (2010). https://doi.org/10.1007/s00705-010-0711-3
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DOI: https://doi.org/10.1007/s00705-010-0711-3