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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Trends Microbiol. 2016 Apr 15;24(7):547–557. doi: 10.1016/j.tim.2016.03.010

Figure 1.

Figure 1

HIV-1 and HCV Protease Structures. (A) HIV-1 protease bound to darunavir (PDB: 1T3R). The two monomers of HIV-1 protease are in light purple and gold. (B) HCV NS3/4A protease bound to MK-5172 (PDB: 3SUD). The inhibitors are in magenta and the catalytic residues in yellow sticks.