1. CAS Key Laboratory of Biofuels and Shandong Provincial Key Laboratory of Synthetic Biology Qingdao Institute of Bioenergy and Bioprocess Technology Chinese Academy of Sciences 266101 Qingdao P. R. China
2. University of Chinese Academy of Sciences 100049 Beijing P. R. China
3. Shandong Energy Institute Qingdao 266101 China
4. Qingdao New Energy Shandong Laboratory Qingdao 266101 China
5. Department of Chemistry Yanbian University 133002 Yanji P. R. China
6. State Key Laboratory of Microbial Technology Shandong University