About the Authors

Le Sun

Contributed equally to this work with: Le Sun, Xu Han

Affiliation State Key Laboratory of Brain and Cognitive Sciences, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China

Xu Han

Contributed equally to this work with: Le Sun, Xu Han

Affiliation State Key Laboratory of Brain and Cognitive Sciences, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China

Shigang He

shiganghe@moon.ibp.ac.cn

Affiliation State Key Laboratory of Brain and Cognitive Sciences, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SH. Performed the experiments: LS XH. Analyzed the data: LS XH. Wrote the paper: SH LS XH.