1. Key Laboratory for Molecular Enzymology and Engineering
2. The Ministry of Education
3. National Engineering Laboratory for AIDS Vaccine
4. School of Life Sciences
5. Jilin University
6. Jilin Province People's Hospital
7. Changchun 130021
8. China
9. State Key Laboratory of Brain and Cognitive Science
10. Institute of Biophysics
11. Chinese Academy of Sciences
12. Beijing 100101