1. Institute of Sports Medicine, Peking University Third Hospital, 49 North Garden Road,
Haidian District, Beijing 100191, P. R. China
2. Single-molecule and Nanobiology
Laboratory, Department of Biophysics, School of Basic Medical Sciences,
and Biomed-X Center, Peking University,
38 North Garden Road, Haidian District,Beijing 100191, P. R. China
3. Department of Biochemistry and
Molecular Biology, Peking University School of Basic Medical Sciences, 38 Xueyuan Road, Haidian District,
Beijing 100191, P. R. China