Figure 8.
Model of cation-lone pair interaction between Lys-155(NZ) of R155K_D168A (gray carbon, stick) and the nitrogen of grazoprevir (cyan carbon, stick).
Model of cation-lone pair interaction between Lys-155(NZ) of R155K_D168A (gray carbon, stick) and the nitrogen of grazoprevir (cyan carbon, stick).