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Summary of selectivity indices of peptides and small molecules tested against ACE2 : S1 RBD binding.
| Peptide | Selectivity index (SI) | Small molecule | Selectivity index (SI) |
|---|---|---|---|
| Pep 1 | >200 | SSAA09E2 | Not determined |
| Pep 2 | >200 | VE607 | 9.4 |
| Pep 3 | >200 | Emodin | 90 |
| Pep 4 | >200 | Cepharanthine | >200 |
| Pep 5 | >200 | N/A | — |
| Pep 6 | >200 | N/A | — |
