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The binding poses of amentoflavone in SARS-CoV 3CLpro. Ribbon plot of amentoflavone complexed to 3CLpro with hydrogen bonding (A). Fig B. represented the binding between tannins and 3CLpro of SARS-CoV-2, adopted from Khalifa, Nawaz, Sobhy, Althwab, and Barakat (2020) and Khalifa, Zhu, et al. (2020).
