Feature | Mimivirus | CcBV (in caterpillar host) | CcBV (in wasp host) |
---|---|---|---|
Genome size (base-pairs) | 1,181,404 | 567,670 | NK |
Genome structure | Linear | 30 closed circles | Provirus (linear)* |
G + C composition (%) | 28.0 | 33.95 | NK |
Coding density (%) | 90.5 | 26.9 | NK |
Number of genes | 1,262 | 156 | NK |
Genes containing introns | 4†| 107 | NK |
Genes with assigned function | 298 | 42 | NK |
Obligate intracellular parasite | Yes | Yes | No‡ |
Viral DNA replication in host | Yes | No | No* |
Virion assembly in host | Yes | No | Yes |
Transmission via virion | Yes | No | No* |
Viral gene expression dependent on host cellular machinery | Yes | Yes | Yes |