DETAILS, FICTION AND BUY ACTAVIS PROMETHAZINE CODEINE

G-protein coupled opioid receptor that functions to be a receptor for endogenous alpha-neoendorphins and dynorphins, but has reduced affinity for beta-endorphins. Also capabilities as being a receptor for numerous synthetic opioids and with the psychoactive diterpene salvinorin A. Ligand binding causes a conformation modify that triggers signaling