ROS are natural byproduct of the normalmetabolism and have important roles in cell signaling and controlof redox homeostasis, while unbalanced generation of these speciesinduces detrimental oxidation of macromolecules including DNA,proteins, and lipids. To keep the ROS level tightly regulated and tominimize ROS-derived damage, different non-enzymatic and enzy-matic antioxidant systems have been evolved in aerobic organisms,including the diverse super-family of peroxidase enzymes