Table 4.
Total number of IRs and their resulting frequencies per 1,000 nt grouped by size of IR.
| Size of IRs | Number of IRs | IRs frequency |
|---|---|---|
| in dataset | per 1,000 nt | |
| All | ||
| All | 93,369 | 33.90 |
| 8+ | 12,669 | 4.54 |
| 10+ | 1,872 | 0.65 |
| 12+ | 244 | 0.08 |
| Arteriviridae | ||
| All | 9,695 | 29.44 |
| 8+ | 1,127 | 3.41 |
| 10+ | 103 | 0.31 |
| 12+ | 8 | 0.02 |
| Coronaviridae | ||
| All | 58,943 | 37.08 |
| 8+ | 8,527 | 5.36 |
| 10+ | 1,393 | 0.88 |
| 12+ | 190 | 0.12 |
| Mesnidovirineae | ||
| All | 8,012 | 33.04 |
| 8+ | 1,081 | 4.46 |
| 10+ | 137 | 0.56 |
| 12+ | 13 | 0.05 |
| Ronidovirineae | ||
| All | 3,474 | 26.37 |
| 8+ | 320 | 2.44 |
| 10+ | 25 | 0.18 |
| 12+ | 2 | 0.01 |
| Tobaniviridae | ||
| All | 9,082 | 30.24 |
| 8+ | 1,060 | 3.54 |
| 10+ | 128 | 0.43 |
| 12+ | 15 | 0.05 |
| Humans only | ||
| All | 14,408 | 38.13 |
| 8+ | 2,048 | 5.40 |
| 10+ | 344 | 0.91 |
| 12+ | 42 | 0.11 |
| Vertebrate (Including humans) | ||
| All | 72,838 | 34.25 |
| 8+ | 10,097 | 4.66 |
| 10+ | 1,549 | 0.69 |
| 12+ | 207 | 0.09 |
| Invertebrates | ||
| All | 13,233 | 31.77 |
| 8+ | 1,686 | 4.06 |
| 10+ | 218 | 0.51 |
| 12+ | 24 | 0.05 |
| SARS-CoV-2 | ||
| All | 1,203 | 40.23 |
| 8+ | 203 | 6.79 |
| 10+ | 37 | 1.24 |
| 12+ | 5 | 0.17 |
Shown are data for all 109 representative Nidovirales sequences, for families, host groups, and for SARS-CoV-2 alone. Frequency was computed using total number of IRs in each category divided by total length of all analyzed sequences and multiplied by 1,000.