1. College of Life Science and Technology, Beijing University of Chemical Technology, North third Ring East, # 15, Beijing, 100029, China
2. Joint BioEnergy Institute (JBEI), 5885 Hollis Street, Emeryville, California 94608, United States
3. Biological Systems and Engineering Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94702, United States
4. Biomass Science and Conversion Technology Department, Sandia National Laboratories, 7011 East Avenue, Livermore, California 94551, United States