1. State Key Laboratory of Microbial Resources Institute of Microbiology, Chinese Academy of Sciences Beijing 100101 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. Liaoning University Shenyang 110136 China
4. National Laboratory of Biomacromolecules Institute of Biophysics, Chinese Academy of Sciences Beijing 100101 China
5. School of Natural and Computational Sciences Massey University Auckland 0745 New Zealand