''Variarterivirinae'' is a subfamily of enveloped, positive-strand RNA viruses which infect

vertebrate Vertebrates () are animals with a vertebral column (backbone or spine), and a cranium, or skull. The vertebral column surrounds and protects the spinal cord, while the cranium protects the brain. The vertebrates make up the subphylum Vertebra ...

s. The subfamily is in the family ''

Arteriviridae ''Arteriviridae'' is a family of enveloped, positive-strand RNA viruses in the order '' Nidovirales'' which infect vertebrates. Host organisms include equids, pigs, Possums, nonhuman primates, and rodent Rodents (from Latin , 'to gn ...

'' and order ''

Nidovirales ''Nidovirales'' is an order of Viral envelope, enveloped, positive-strand RNA viruses which infect vertebrates and invertebrates. Host organisms include mammals, birds, reptiles, amphibians, fish, arthropods, Mollusca, molluscs, and helminths. Th ...

''. The subfamily contains three genera.

Structure

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

Genome

Variarteriviruses have a

positive-sense In molecular biology and genetics, the sense of a nucleic acid molecule, particularly of a strand of DNA or RNA, refers to the nature of the roles of the strand and its complement in specifying a sequence of amino acids. Depending on the context, ...

single-stranded RNA genome.

Taxonomy

The subfamily ''Variarterivirinae'' contains three genera: *''

Betaarterivirus ''Betaarterivirus'' is a genus of enveloped, 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 vi ...

'' *'' Gammaarterivirus'' *'' Nuarterivirus''

References

{{Taxonbar, from=Q107394646 Nidovirales Arteriviridae Virus subfamilies