1. Shandong Provincial Key Laboratory of Synthetic Biology, Key Laboratory of Biofuels, Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, Qingdao, China; Shandong Energy Institute, Qingdao, China.
2. School of Chemical Engineering, University of Chinese Academy of Sciences, Beijing, China; and Shandong Energy Institute, Qingdao, China.
3. Molecular and Microbial Engineering Group, Shandong Energy Institute, Qingdao, China.