COVID-19 Research Paper Volume 13, Issue 5 pp 6258—6272

Screening potential FDA-approved inhibitors of the SARS-CoV-2 major protease 3CLpro through high-throughput virtual screening and molecular dynamics simulation

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Figure 1. The complex structure of 3CLpro protein and synthetic peptidomimetic inhibitor N3. 3CLpro contains three domains, namely domain I, domain II, and domain III, and a connecting loop. Residues His41 and Cys145 are important catalytic dyads.