''Punavirus'' is a genus of
viruses
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea.
Since Dmitri Ivanovsky's 1 ...
in the order ''
Caudovirales
''Caudovirales'' is an order of viruses known as the tailed bacteriophages (''cauda'' is Latin for "tail"). Under the Baltimore classification scheme, the ''Caudovirales'' are group I viruses as they have double stranded DNA (dsDNA) genomes, ...
'', in the family ''
Myoviridae
''Myoviridae'' is a family of bacteriophages in the order ''Caudovirales''. Bacteria and archaea serve as natural hosts. There are 625 species in this family, assigned to eight subfamilies and 217 genera.
Subdivisions
The subfamily ''Tevenvirinae ...
''. Bacteria serve as natural hosts. There are four species in this genus.
Taxonomy
The following four species are assigned to the genus:
* ''
Aeromonas virus 43
''Aeromonas'' is a genus of Gram-negative, facultative anaerobic, rod-shaped bacteria that morphologically resemble members of the family Enterobacteriaceae. Most of the 14 described species have been associated with human diseases. The most impo ...
''
* ''
Escherichia virus P1''
* ''
Escherichia virus RCS47''
* ''
Salmonella virus SJ46''
Structure
Viruses in ''Punavirus'' are non-enveloped, with icosahedral and head-tail geometries. The diameter is around 85 nm. Genomes are circular, around 100kb in length. The genome codes for 100 proteins.
[
]
Life cycle
Viral replication is cytoplasmic. Entry into the host cell is achieved by adsorption into the host cell. DNA-templated transcription is the method of transcription. Bacteria serve as the natural host. Transmission routes are passive diffusion.[
]
References
External links
Viralzone: Punalikevirus
ICTV
{{Use dmy dates, date=April 2017
Myoviridae
Virus genera