Pea Enation Mosaic Virus 1
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''Enamovirus'' is a genus of viruses, in the family '' Solemoviridae''. Plants serve as natural hosts. There are five species in this genus. Diseases associated with this genus include: pea enation disease: if both PEMV-1 and PEMV-2 are present.


Taxonomy

The following species are recognized: *''
Alfalfa enamovirus 1 Alfalfa () (''Medicago sativa''), also called lucerne, is a perennial flowering plant in the legume family Fabaceae. It is cultivated as an important forage crop in many countries around the world. It is used for grazing, hay, and silage, as we ...
'' *'' Birdsfoot trefoil enamovirus 1'' *''
Citrus vein enation virus ''Citrus'' is a genus of flowering trees and shrubs in the rue family, Rutaceae. Plants in the genus produce citrus fruits, including important crops such as oranges, lemons, grapefruits, pomelos, and limes. The genus ''Citrus'' is native to S ...
'' *''
Grapevine enamovirus 1 ''Vitis'' (grapevine) is a genus of 79 accepted species of vining plants in the flowering plant family Vitaceae. The genus is made up of species predominantly from the Northern Hemisphere. It is economically important as the source of grapes, b ...
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Pea enation mosaic virus Pea enation mosaic virus (PEMV) is really two plant pathogenic viruses. The two RNAs of the disease are now categorised as two separate, Mutualism (biology), mutualistic viruses: * Pea enation mosaic virus 1 is an ''Enamovirus'' * Pea enation ...
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Structure

Viruses in ''Enamovirus'' are non-enveloped, with icosahedral and Spherical geometries, and T=3 symmetry. The diameter is around 25 nm. Genomes are linear and non-segmented, around 5.7kb in length.


Life cycle

Viral replication is cytoplasmic. Entry into the host cell is achieved by penetration into the host cell. Replication follows the positive stranded RNA virus replication model. Positive stranded RNA virus transcription is the method of transcription. Translation takes place by leaky scanning, -1 ribosomal frameshifting, and suppression of termination. The virus exits the host cell by tubule-guided viral movement. Plants serve as the natural host. The virus is transmitted via a vector (insects). Transmission routes are vector and mechanical.


References


External links


Viralzone: Enamovirus

ICTV
{{Taxonbar, from=Q18819394 Virus genera