“…17 There are reports, where the same protein with different PDB id has been used for bioinformatic studies, which are 6NUR and 7BW4. 15,33,34 However, these RdRp structures do not possess any cocrystallized inhibitor, had lower resolution than 7AAP, and lacked a chain or two, therefore the protein 7AAP was chosen to perform all the following studies.…”