Nodaviridae

Alphanodavirus Betanodavirus

Nodaviridae is a group 4 member of the Baltimore classification of viruses. The genome is linear, positive sense, single stranded RNA consisting of 4500 nucleotides with a 5’ terminal methylated cap and a non-polyadenylated 3’ terminal. The virus is not enveloped and has a simple 30 nm diameter round capsid. The capsid exhibits iscosahedral symmetry with a triangulation number of 3, constructed of 32 capsomers.

Nodaviridae include the following genera:
 * Genus Alphanodavirus; type species: Nodamura virus
 * Genus Betanodavirus; type species: Striped jack nervous necrosis virus