The detailed structure-activity investigations and optimizations led to the identification of full agonists for GPR183 with complete bias for Gαi protein signaling and low nanomolar potency, including 63 (TUG-2604) with potency and efficacy similar to 7α,25-OHC.
Cryo-electron microscopy structures of GPR84 in both active and inactive states revealed how different ligands interact with GPR84, influencing its signaling pathways, and provided a structural basis for designing selective modulators of GPR84, which could lead to new therapeutic strategies for diseases involving immun...
Myung Kyung Choi, D. Park, Pankyung Kim et al.· Experimental and Molecular M...· 0 citations
Biased signaling in G protein-coupled receptors offers therapeutic promise, yet rational design of biased ligands remains challenging due to limited mechanistic understanding. Here, we report a molecular basis for controlling signaling bias at the immunometabolic receptor GPR84. We identify three structurally-matched l...
Pin-Qi Wang, Xuan Zhang, Abdul-Akim Guseinov et al.· Nature Communications· 0 citations
G protein-coupled receptor 75 (GPR75) has recently attracted considerable attention as a novel regulator of metabolic, immune, and vascular processes. Current evidence suggests that two structurally distinct molecules have been proposed as candidate endogenous ligands for GPR75: 20-hydroxyeicosatetraenoic acid (20-HETE...
G protein-coupled receptors (GPCRs) often engage multiple intracellular transducers, yet the structural basis by which endogenous ligands influence G protein selectivity remains poorly understood. GPR119 is a lipid-activated receptor expressed in pancreatic β-cells and enteroendocrine L-cells, where it regulates glucos...
Donggyun Kim, Mohsen Ranjbar, Aleksey Raskovalov et al.· bioRxiv· 0 citations
Through a structure-activity relationship (SAR) study of a bisamide-containing lead series, a group of KOR agonists with subnanomolar potency in G protein signaling and several with bias for G protein activation over βarrestin2 recruitment are generated.
Kimberly S. Taylor, Kerri M. Czekner, Aubrie A. Harland et al.· Journal of Medicinal Chemist...· 0 citations
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