作者单位:Tsinghua Univ, Sch Life Sci, MOE Key Lab Bioinformat, Beijing 100084, Peoples R China[1]Nanjing Forestry Univ, Coll Chem Engn, Nanjing 210037, Jiangsu, Peoples R China[2]China Acad Chinese Med Sci, Inst Chinese Mat Med, Beijing 100700, Peoples R China[3]