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The number of hydrogen bonds formed between the top three polyphenols and essential residues of SARS-CoV-2 RdRp.
| Cyanidin 3-O-rutinoside | Petunidin 3,5-O-diglucoside | Delphinidin 3-O-rutinoside | |
|---|---|---|---|
| Ile548 | 1 | ||
| Arg553 | 1 | 1 | |
| Arg555 | 1 | 1 | 2 |
| Lys621 | 2 | ||
| Asp623 | 2 | ||
| Thr680 | 1 | ||
| Asn691 | 1 | 1 | |
| Asp760 | 1 | 1 | |
| Ser814 | 1 |
