About the Authors

Min He

Contributed equally to this work with: Min He, Yi Wang

Affiliations Key Laboratory of Molecular and Developmental Biology, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Chaoyang District, Beijing, China, Graduate School of Chinese Academy of Sciences, Beijing, China

Yi Wang

Contributed equally to this work with: Min He, Yi Wang

Affiliation Key Laboratory of Molecular and Developmental Biology, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Chaoyang District, Beijing, China

Wei Li

wli@genetics.ac.cn

Affiliation Key Laboratory of Molecular and Developmental Biology, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Chaoyang District, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WL. Performed the experiments: MH YW. Analyzed the data: MH WL. Wrote the paper: MH YW WL.