Fig. 4

Molecular model of the Olmesartan bound to the dimeric form of PD-L1. a Olmesartan bound at the interface of the two PD-L1 units (in cyan and green). b A close-up view of the PD-L1-bound ligand with the solvent-accessible surface (SAS) surrounding the drug binding zone (color code indicated). c Binding map contacts for Olmesartan bound to PD-L1 dimer (color code as in Fig. 2)