Additional file 1: of Poly(A) introduced upstream of the upstream pseudoknot domain of Tobacco mosaic virus led to sequence deletion after serial passaging in host plants GuoSong WongSek-Man 2019 Table S1. Analysis of sequencing results of all cDNA clones in 10 rounds of serial passaging of TMV (24A + UPD) in N. benthamiana plants, showing the length of internal poly(A) tract, deletion/mutation of UPD and CP sequences in TMV (24A + UPD) viral genome. (XLSX 23 kb)