TY - Protein Cell A1 - Yong Chen, Peipei Liu, Hao Cheng, Feng Gao, Jianxun Qi, George F. Gao, T1 - A dimeric structure of PD-L1: functional units or evolutionary relics? Y1 - 2010-02-01 JF - Protein & Cell JO - Protein Cell SP - 153 EP - 160 VL - 1 IS - 2 UR - https://journal.hep.com.cn/pac N1 - 10.1007/s13238-010-0022-1 ER -