Table 1.
Major SARS-CoV-2 clades defining genetic markers and their occurrence in Latvia, Europe, and Worldwide (as of 14 September 2020).
| Clade | genetic markers | (n = 100272) | (n = 52641) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 241 bp | 3037 bp | 23403 bp | 8782 bp | 11083 bp | 25563 bp | 26144 bp | 28144 bp | 28882 bp | Percent of isolates Worldwide (%) | Percent of isolates in Europe (%) | Percent of isolates in Latvia (%) | |
| S | C | C | A | T | G | G | G | C | G | 5.79 | 2.82 | 0 |
| L | C | C | A | C | G | G | G | T | G | 4.31 | 5.78 | 3.01 |
| V | C | C | A | C | T | G | T | T | G | 5.16 | 8.46 | 0 |
| G | T | T | G | C | G | G | G | T | G | 22.59 | 28.54 | 16.54 |
| GH | T | T | G | C | G | T | G | T | G | 22.14 | 10.56 | 30.83 |
| GR | T | T | G | C | G | G | G | T | A | 34.92 | 41.79 | 48.12 |
| Other | X | X | X | X | X | X | X | X | X | 5.09 | 2.05 | 1.5 |
X denotes any nucleotide.