5XXY:
reference: Structural basis of the therapeutic anti-PD-L1 antibody atezolizumab., Zhang F, Qi X, Wang X, Wei D, Wu J, Feng L, Cai H, Wang Y, Zeng N, Xu T, Zhou A, Zheng Y, Oncotarget. 2017 Oct 6;8(52):90215-90224. doi: 10.18632/oncotarget.21652., eCollection 2017 Oct 27. PMID: 29163822

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).