About the Authors

Fei Wang

Affiliation Shanghai Key Laboratory of Regulatory Biology, School of Life Sciences, East China Normal University, Shanghai, People's Republic of China

Naimin Shao

Affiliation Shanghai Key Laboratory of Regulatory Biology, School of Life Sciences, East China Normal University, Shanghai, People's Republic of China

Yiyun Cheng

yycheng@mail.ustc.edu.cn

Affiliations Shanghai Key Laboratory of Regulatory Biology, School of Life Sciences, East China Normal University, Shanghai, People's Republic of China, Shanghai Key Laboratory of Magnetic Resonance, Department of Physics, East China Normal University, Shanghai, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YYC. Performed the experiments: FW NMS. Analyzed the data: YYC FW NMS. Contributed reagents/materials/analysis tools: YYC. Wrote the paper: YYC FW NMS.