Biology:Phaeovirus
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Short description: Genus of viruses
| Phaeovirus | |
|---|---|
| Virus classification   | |
| (unranked): | Virus | 
| Realm: | Varidnaviria | 
| Kingdom: | Bamfordvirae | 
| Phylum: | Nucleocytoviricota | 
| Class: | Megaviricetes | 
| Order: | Algavirales | 
| Family: | Phycodnaviridae | 
| Genus: | Phaeovirus | 
Phaeovirus is a genus of viruses, in the family Phycodnaviridae. Alga serve as natural hosts. There are nine species in this genus.[1][2]
Taxonomy
The genus contains the following species:[2]
- Ectocarpus fasciculatus virus a
- Ectocarpus siliculosus virus 1
- Ectocarpus siliculosus virus a
- Feldmannia irregularis virus a
- Feldmannia species virus
- Feldmannia species virus a
- Hincksia hinckiae virus a
- Myriotrichia clavaeformis virus a
- Pilayella littoralis virus 1
Structure

Viruses in Phaeovirus are enveloped, with icosahedral and round geometries, and T=169 symmetry. The diameter is around 120-150 nm. Genomes are linear, around 150-350kb in length.[1]
| Genus | Structure | Symmetry | Capsid | Genomic arrangement | Genomic segmentation | 
|---|---|---|---|---|---|
| Phaeovirus | Icosahedral | T=169 | Enveloped | Linear | Monopartite | 
Life cycle
Viral replication is nucleo-cytoplasmic, and is lysogenic. 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]
| Genus | Host details | Tissue tropism | Entry details | Release details | Replication site | Assembly site | Transmission | 
|---|---|---|---|---|---|---|---|
| Phaeovirus | Alga | None | Cell receptor endocytosis | Lysis | Nucleus | Cytoplasm | Passive diffusion | 
References
- ↑ 1.0 1.1 1.2 "Viral Zone". ExPASy. http://viralzone.expasy.org/all_by_species/590.html. Retrieved 15 June 2015.
- ↑ 2.0 2.1 "Virus Taxonomy: 2020 Release". International Committee on Taxonomy of Viruses (ICTV). March 2021. https://ictv.global/taxonomy.
External links
Wikidata ☰ Q18822141 entry
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