1. School of Life Sciences; Tsinghua University; Beijing China
2. Center for Synthetic and Systems Biology; Tsinghua University; Beijing China
3. Tsinghua-Peking Center for Life Sciences; Tsinghua University; Beijing China
4. Center for Nano and Micro Mechanics; Tsinghua University; Beijing China
5. MOE Key Lab of Industrial Biocatalysis, Dept Chemical Engineering; Tsinghua University; Beijing China