About the Authors

Yajian Song

Affiliations State Key Laboratory of Microbial Resources and National Engineering Laboratory for Industrial Enzymes, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China, Graduate School of the Chinese Academy of Sciences, Beijing, China

Yanfen Xue

Affiliation State Key Laboratory of Microbial Resources and National Engineering Laboratory for Industrial Enzymes, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China

Yanhe Ma

mayanhe@im.ac.cn

Affiliation State Key Laboratory of Microbial Resources and National Engineering Laboratory for Industrial Enzymes, 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: YS YX YM. Performed the experiments: YS. Analyzed the data: YS YX. Contributed reagents/materials/analysis tools: YS YX YM. Wrote the paper: YS YX YM.