Affiliation: | 1. State Key Laboratory of Natural and Biomimetic Drugs, School of Pharmaceutical Sciences, Peking University, , Beijing, 100191 China;2. National Engineering Laboratory for AIDS Vaccine, College of Life Science, Jilin University, , Changchun, 130012 China;3. Key Laboratory for Molecular Enzymology and Engineering of the Ministry of Education, College of Life Science, Jilin University, , Changchun, 130012 China |