![](https://www.Immune-System-Research.com/"wp-content/uploads"/2021/03/TRV056-is-a-Gq-Biased-Ligand-of-the-Angiotensin-II-Receptor-Type-1-AT1R-2021-04-07.jpg)
G protein-coupled receptors (GPCRs) are versatile membrane proteins. GPCRs initiate cascades of intracellular signaling events in response to an extraordinary…
![](https://www.Immune-System-Research.com/"wp-content/uploads"/2020/06/SB-612111-is-a-Potent-Human-Opiate-Receptor-Like-Orphan-Receptor-ORL-1-Antagonist-2020-06-10.jpg)
Nociceptin, as a 17-amino acid peptide, is a potent endogenous agonist for the opiate receptor-like orphan receptor (ORL-1). It exhibits…