1. Key
Laboratory of Biobased Materials, Qingdao Institute of Bioenergy and
Bioprocess Technology, Chinese Academy of Sciences, Qingdao 266101, Shandong, P. R. China
2. Institute
of Theoretical Chemistry, Shandong University, Jinan 250100, P. R. China
3. Hubei
Key Laboratory of Agricultural Bioinformatics, College of Informatics, Huazhong Agricultural University, Wuhan 430070, P. R. China