a Electrophoresis of the DNase I and S1 nuclease treated dsRNA extracted from H. penarioides ANK Akata 7305 in a 1% agarose gel. Lane M, DNA molecular weight marker. b Genome organization of Hygrophorus penarioides endornavirus 1 (HpEnV1). The rectangular box represents the large ORF, whereas colored boxes depict the Cysteine-rich region (CRR), viral helicase1 (Hel), Glycosyltransferase (GT), and RNA dependent RNA polymerase (RdRp). UTR regions are also shown