1 The First Affiliated Hospital of University of Science and Technology of China, Hefei, Anhui, China.
2 MOE Key Laboratory for Cellular Dynamics, University of Science and Technology of China, Hefei, Anhui, China.
3 Department of Biochemistry and Biophysics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
4 Department of Biochemistry and Biophysics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA. brian_strahl@med.unc.edu.
5 MOE Key Laboratory for Cellular Dynamics, University of Science and Technology of China, Hefei, Anhui, China. xuchaor@ustc.edu.cn.