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. 2021 Aug 23;26:100714. doi: 10.1016/j.imu.2021.100714

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© 2021 The Authors

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Fig. 1 — Docking of HCQ to ACE2 : HCQ binds at the interface of the two domains of ACE2. Surface view of the protein with the ligand docked poses (top). The interacting residues are labelled and the hydrogen bonding interactions are shown (bottom fig).