Extended Data Fig. 4: Radioligand binding of wild-type µOR (µOR-WT) and labeling constructs using sf9 insect cell membranes.
From: Ligand efficacy modulates conformational dynamics of the µ-opioid receptor

a–d, Saturation binding. e–h, Competition binding. Error bars represent the s.e.m from triplicate measurements. ± indicates s.e.