Anellovirus

Not much is known about the family of Anelloviri, having been recently discovered. It has been classified as a vertebrate virus and consisting of a non-enveloped capsid, which is round with isometric, icosahedral symmetry.

The genome is not segmented and contains a single molecule of circular, negative-sense, single-stranded DNA. The complete genome is 3000-4000 nucleotides long. .