UNC9994 is a β-arrestin-biased dopamine D₂ receptor agonist (β-arrestin EC50 = 50 nM; Emax = 97%) with robust in vivo antipsychotic drug-like activities.
High affinity apelin receptor agonist (Ki = 14 nM). Bioactive fragment of ELA-32. Inhibits forskolin-induced cAMP production and stimulates β-arrestin recruitment in vitro.