Abstract
Two contigs with high similarity to partitivirus sequences were identified by de novo assembly of sequences obtained by RNA-Seq from a wild brassicaceous plant, Arabidopsis halleri subsp. gemmifera. Here, we report the complete genome sequence of a putative novel partitivirus. Excluding the poly-A tail, it consists of two RNA genome segments of 1912 and 1769 bp, which are predicted to encode a 585-amino-acid-long putative RNA-dependent RNA polymerase (RdRp) and a 487-amino-acid-long putative capsid protein (CP), respectively. Phylogenetically, this virus belongs to the genus Alphapartitivirus and is most closely related to Raphanus sativus partitivirus 1 from radish. We propose the name "Arabidopsis halleri partitivirus 1" (AhPV1) for this novel virus.
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Acknowledgements
We thank G. Yumoto for his help in field sampling.
Funding
This work was supported by JSPP KAKENHI grant number 18K05658 to T.O., Japan Science and Technology Agency (JST) CREST no. JPMJCR15O1 to H. K, and Grant-in-Aid for Japan Society for the Promotion of Science Fellows 19J01031 to M. K.
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MK and HK conducted field sampling. MK conducted the laboratory experiment and wrote the manuscript. MK, TO and HK discussed the results. All authors approved the manuscript.
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The authors declare that they have no conflict of interest.
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The complete genome sequence of AhPV1 has been deposited in the NCBI database with accession numbers MT155793 and MT155794.
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Kamitani, M., Okuno, T. & Kudoh, H. Complete genome sequence of a novel partitivirus from a wild brassicaceous plant, Arabidopsis halleri. Arch Virol 165, 2091–2094 (2020). https://doi.org/10.1007/s00705-020-04670-y
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DOI: https://doi.org/10.1007/s00705-020-04670-y