1. Enzyme
and Fermentation Technology Laboratory, College of Light Industry
Science and Engineering, Nanjing Forestry University, Nanjing 210037, P. R. China
2. Department
of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
3. State
Key Laboratory of Bioreactor Engineering, New World Institute of Biotechnology, East China University of Science and Technology, Shanghai 200237, P. R. China