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Saturday, September 11, 2021

09-10-2021-2139 - Dinodnavirus nucleocytoplasmic large DNA viruses virus dinoflagellate DNA Heterocapsa circularisquama Phycodnaviridae Asfarviridae

Dinodnavirus is a genus of viruses that infect dinoflagellates.[1] This genus belongs to the clade of nucleocytoplasmic large DNA viruses. The name is derived from 'dino' (dinoflagellate) and DNA (from its genome).

The only species in the genus is Heterocapsa circularisquama DNA virus 01.[2]

Virology[edit]

The virus has an icosahedral capsid ~200 nanometers in diameter.

The genome is a single molecule of double stranded DNA of a ~356-kilobases.

It infects the dinoflagellate Heterocapsa circularisquama.

During replication virions emerge from a specific cytoplasm compartment - the 'viroplasm' - which is created by the virus.[3]

Taxonomy[edit]

The taxonomic position of this genus is unclear at present.

The sole species was originally thought to belong to the family Phycodnaviridae. DNA studies have shown that it seems more likely to be related to the family Asfarviridae.[4]

https://en.wikipedia.org/wiki/Dinodnavirus

 


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