Spounavirinae
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| Spounavirinae | |
|---|---|
| Virus classification | |
| (unranked): | Virus |
| Realm: | Duplodnaviria |
| Kingdom: | Heunggongvirae |
| Phylum: | Uroviricota |
| Class: | Caudoviricetes |
| Family: | Herelleviridae |
| Subfamily: | Spounavirinae |
| Genera | |
Spounavirinae is a subfamily of viruses in the family Herelleviridae.[1][2] Bacteria serve as natural hosts. There are currently five species in this subfamily, divided among 2 genera.[2][3]
The subfamily has two genera:[2]
Structure
Viruses in the subfamily Spounavirinae are non-enveloped, with icosahedral and Head-tail geometries, and T=16 symmetry. The diameter is around 84-94 nm, with a length of 140-219 in length, contractile with globular structures at its tip, has 6 long terminal fibers, 6 short spikes and a double base platenm. Genomes are circular, around 130-160kb in length. The genome codes for 190 to 230 proteins.[2][3]