1. College of Biological Science and Engineering, Fuzhou University, Fuzhou, Fujian 350108, P. R. China
2. College of Chemistry, Fuzhou University, Fuzhou, Fujian 350108, P. R. China
3. Henan Academy of Sciences, Zhengzhou, Henan 450046, P. R. China
4. Sanming University, Sanming, Fujian 365004, P. R. China
5. Fujian Institute of Research on the Structure of Matter, Chinese Academy of Science, Fuzhou, Fujian 350109, P. R. China
6. Fujian Key Laboratory of Marine Enzyme Engineering, Fuzhou University, Fuzhou, Fujian 350108, P. R. China