* The data is last updated on 10th February, 2023 from GISAID, based on 2379 variants from (14.9 million sequences) and 34 primer sets.
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| Prediction results retrieved after performance evaluation of WHO approved 34 primers to estimate their binding affinities for 2379 SARS-CoV-2 variants. |
| Lineage (WHO label)   | Target Gene | Primer Name | Primer Sequence | Primer Length | Primer GC Content (%) | Start Position | End Position | Primer Direction | ΔG (cal) | Primer first used |
|---|---|---|---|---|---|---|---|---|---|---|
| CL.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.127 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.177.7 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.1 (Omicron) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.18 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.111 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.525 (Eta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.20 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.103 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -1429.95 | Japan |
| BF.10 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BQ.1.1.18 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.1.2 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BQ.1.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.429 (Epsilon) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BF.14 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BF.8 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| R.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.43 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22120.4 | Japan |
| BA.2.3 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.100 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.4 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.1.70 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.617.2 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BF.7 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.1.7 (Alpha) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.160 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.2 (Omicron) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1 (Omicron) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.29 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.2.9 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BQ.1.1.10 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.5 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.2.32 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.17.2 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.122 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.44 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.4.2 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.5.5 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.2.12.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1.177 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BF.26 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.1.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.1.13 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.15 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.5.1.17 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.4.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.5.6 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| BA.1.13.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| B.1 | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| AY.98 (Delta) | ORF1ab | NIID WH-1 F501R913 | TTCGGATGCTCGAACTGCACC | 21 | 57.14 | 484 | 504 | F | -22199.6 | Japan |
| Lineage (WHO label) | Target Gene | Primer Name | Primer Sequence | Primer Length | Primer GC Content (%) | Start Position | End Position | Primer Direction | ΔG (cal) | Primer first used |