1 Department of Urology, Beijing Jishuitan Hospital, Beijing, China.
2 National Laboratory of Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, 15 Datun Road, Beijing, 100101, China. zhaikui@ibp.ac.cn.
3 Department of Urology, Peking University First Hospital, Beijing, China.
4 National Laboratory of Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, 15 Datun Road, Beijing, 100101, China. gj28@ibp.ac.cn.