Betaarterivirus


Betaarterivirus is a genus of enveloped, Positive-strand [RNA virus|positive-strand RNA viruses] which infect vertebrates. The genus is in the family Arteriviridae and order Nidovirales. The genus contains four subgenera and six species.

Structure

Member viruses are enveloped, spherical, and 45–60 nm in diameter.

Genome

Betaarteriviruses have a positive-sense single-stranded RNA genome.

Taxonomy

The genus Betaarterivirus contains the following subgenera and species: