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. 2020 Dec 17;5(51):33151–33161. doi: 10.1021/acsomega.0c04808

Table 3. Key Amino Acid Residues Forming the Specific Subsites of the Active Site of MPro.

subsite amino acid residues
S1 Phe140, Asn142, His163, Glu166, and His173
S1′ Thr26, Glu143, and Cys145
S2 His41, Cys44, Met49, His164, Met165, Val186, and Arg188
S4 Pro168 and Gln189