1. Department of Biochemical Engineering, School of Chemical Engineering and Technology, Tianjin University, No.135, Yaguan Road, Tianjin 300072, P.R. China
2. School of Chemical Engineering and Technology, Frontier Science Center for Synthetic Biology and Key Laboratory of Systems Bioengineering (MOE), Tianjin University, No.135, Yaguan Road, Tianjin 300350, P. R. China