Fei Zhang, Hudie Wei, Xiaoxiao Wang, Yu Bai, Pilin Wang, Jiawei Wu, Xiaoyong Jiang, Yugang Wang, Haiyan Cai, Ting Xu, Aiwu Zhou, Structural basis of a novel PD-L1 nanobody for immune checkpoint blockade. Cell Discovery, 3, 17004(2017)
https://doi.org/10.1038/celldisc.2017.4