No studies on degradation of lignin, dyes and aromatic pollutants using peroxidase activity of Prx have been reported so far,but many typical hemoperoxidase,including horseradish peroxidase,soybean peroxidase, lignin (LiP) peroxidase and manganese (MnP) peroxidase, had been widely applied in clinical analysis, decolorization in paper and textile industries,and decontaminated of aromatic pollutants.