Phylogenetic trees of orthoreoviruses based on partial amino acid sequence of the cell attachment or sigma C protein (aa 1–324).

<p>GenBank accession number for each sequence is given in brackets next to the abbreviated virus name. Abbreviations: HK, reovirus strain HK23629/07; KamV, Kampar virus; MelV, Melaka virus; NBV, Nelson bay virus; PulV, Pulau virus. Numbers at nodes indicate levels of bootstrap support calculated from 1000 trees.