TABLE 2.
Known genetic barcodes present in main clades of SARS-CoV-2.
| Clade | Variant | Corresponding SARS-CoV-2 gene | Genetic barcode sequence a |
|---|---|---|---|
| A1 | G26144T | ORF3a | CCCGCCAAGtG |
| A1a | G11083T | ORF1ab | CCCttCAAGtG |
| C14805T | ORF3a | ||
| A2 | C241T | 5′UTR | CCCGCAGgGGG |
| C3037T | ORF1ab | ||
| A23403G | S | ||
| A2a2 | G25563T | ORF3a | CCCGCCAgtGG |
| A2a2a | C1059T | ORF1ab | tCCGCCAgtGG |
| A2a4 | G28881A | N | CCCGCCAgGGa |
| G28882A | N | ||
| G28883C | N | ||
| A2a5 | A20268G | ORF1ab | CCCGCCggGGG |
| A3 | G11083T | ORF1ab | CCCtCCAAGGG |
| B | C8782T | ORF1ab | CCtGCCAAGGG |
| T28144C | ORF8 | ||
| B1 | C18060T | ORF1ab | CCtGCtAAGGG |
a
Lowercase letters shown in genetic barcodes represent the nucleotide that differ from the SARS-CoV-2, reference sequence (MN908947.3).