1. School of Biomedical Engineering, Shanghai Jiao Tong University, 1954 Hua Shan Road, Shanghai 200030, China
2. Department of Laboratory Medicine, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai 200127, China
3. Department of Chemistry and Institute for Biophysical Dynamics, The University of Chicago, 929 East 57th Street, Chicago, Illinois 60637, United States
4. Division of Chemistry & Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, Mail Code 210-41, Pasadena, California 91125, United States
5. Division of Biology & Biological Engineering, California Institute of Technology, 1200 East California Boulevard, Mail Code 210-41, Pasadena, California 91125, United States
6. China State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100080, China