1. Frontier Science Center for Synthetic Biology, Key Laboratory of Systems Bioengineering (Ministry of Education), Tianjin University, Tianjin 300072, P. R. China
2. School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, P. R. China
3. School of Chemistry and Life Science, Suzhou University of Science and Technology, Suzhou 215009, P. R. China