Potent melatonin agonist (pKi values are 10.55 and 9.87 at human recombinant MT1 and MT2 receptors respectively). 2-[125I]-iodomelatonin has been used to identify, characterize and localize melatonin binding sites in the brain and peripheral tissues.
Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.