1 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. liaoyuhan@pku.edu.cn.
2 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. liuzhenyu@pku.edu.cn.
3 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. yuzhang2019@pku.edu.cn.
4 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. sunshine_lp0@pku.edu.cn.
5 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. wenlu@pku.edu.cn.
6 Biomedical Pioneering Innovation Center, Beijing Advanced Innovation Center for Genomics, School of Life Sciences, Peking University, Beijing, China. tangfuchou@pku.edu.cn.
7 Ministry of Education Key Laboratory of Cell Proliferation and Differentiation, Beijing, China. tangfuchou@pku.edu.cn.
8 Peking-Tsinghua Center for Life Sciences, Academy for Advanced Interdisciplinary Studies, Peking University, Beijing, China. tangfuchou@pku.edu.cn.