BUY ACTAVIS PROMETHAZINE WITH CODEINE SYRUP SECRETS

G-protein coupled opioid receptor that capabilities like a receptor for endogenous alpha-neoendorphins and dynorphins, but has low affinity for beta-endorphins. Also functions being a receptor for many artificial opioids and for that psychoactive diterpene salvinorin A. Ligand binding causes a conformation improve that triggers signaling by way of