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. 2023 Mar 31;21(1):e9. doi: 10.5808/gi.22077

Fig. 2.

Fig. 2.

Interaction modes between amino acids inside the MMP-9 catalytic site, top-ranked cinnamic acid derivatives in this study, and positive control inhibitors. (A) Cynarin before MD simulation. (B) Cynarin after MD simulation. (C) Chlorogenic acid before MD simulation. (D) Chlorogenic acid after MD simulation. (E) Rosmarinic acid. (F) MMP-9 inhibitor I. (G) H27. MD, molecular dynamics; MMP-9, matrix metalloproteinase-9.