Among them, MPO and rutaecarpine, PPARG and worenine, NOS3 and β-sitosterol, epiberberin, MMP3 and LAN, MMP9 and aureusidin, IL-17A and anemoside B4, KDR, and epiberberine in BD the possible therapeutic role in the treatment of UC was mapped for their molecular docking results (Fig. 6). The gene discussed is MPO; the disease is Behcet disease.