About the Authors

Hongjun Dong

Affiliations Institute of Microbiology, Chinese Academy of Sciences, Beijing, China, Graduate School of the Chinese Academy of Sciences, Beijing, China

Yanping Zhang

Affiliation Institute of Microbiology, Chinese Academy of Sciences, Beijing, China

Zongjie Dai

Affiliations Institute of Microbiology, Chinese Academy of Sciences, Beijing, China, Department of Biochemistry and Molecular Biology, University of Science and Technology of China, Hefei, China

Yin Li

yli@im.ac.cn

Affiliation Institute of Microbiology, Chinese Academy of Sciences, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HD YZ YL. Performed the experiments: HD ZD. Analyzed the data: HD YZ YL. Wrote the paper: HD YL.