Raphidovirus

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Raphidovirus
Virus classification Red Pencil Icon.png
(unranked): Virus
Realm: Varidnaviria
Kingdom: Bamfordvirae
Phylum: Nucleocytoviricota
Class: Megaviricetes
Order: Algavirales
Family: Phycodnaviridae
Genus:Raphidovirus

Raphidovirus (likely misspelled Rhaphidovirus) is a genus of viruses, in the family Phycodnaviridae . Alga serve as natural hosts. There is only one species in this genus: Heterosigma akashiwo virus 01 (HaV01). [1] [2]

Contents

Structure

Schematic drawing of a typical Phycodnaviridae virion (cross section and side view) Phycodnaviridae virion.jpg
Schematic drawing of a typical Phycodnaviridae virion (cross section and side view)

Viruses in Raphidovirus are enveloped, with icosahedral and round geometries, and T=169 symmetry. The diameter is around 100-220 nm. Genomes are linear, around 295kb in length. [1]

GenusStructureSymmetryCapsidGenomic arrangementGenomic segmentation
RaphidovirusIcosahedralT=169EnvelopedLinearMonopartite

Life cycle

Viral replication is nucleo-cytoplasmic. Replication follows the DNA strand displacement model. DNA-templated transcription is the method of transcription. The virus exits the host cell by lysis via lytic phospholipids. Alga serve as the natural host. Transmission routes are passive diffusion. [1]

GenusHost detailsTissue tropismEntry detailsRelease detailsReplication siteAssembly siteTransmission
RaphidovirusAlgaNoneCell receptor endocytosisLysisNucleusCytoplasmPassive diffusion

Related Research Articles

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References

  1. 1 2 3 "Viral Zone". ExPASy. Retrieved 15 June 2015.
  2. "Virus Taxonomy: 2020 Release". International Committee on Taxonomy of Viruses (ICTV). March 2021. Retrieved 22 May 2021.