PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6231532-1 1984 Cyclo(Leu-Gly) (cLG), a diketopiperazine analog of Pro-Leu-Gly-NH2 (MIF), affects a number of physiological and behavioral responses to the endogenous neurotransmitter, dopamine (DA). Diketopiperazines 24-40 macrophage migration inhibitory factor Homo sapiens 68-71