Motilin receptor:Motilin MLNR (GPR38) is a receptor for motilin Authored: Jupe, S, 2009-10-21 Edited: Jupe, S, 2010-03-01 Motilin is a 22-amino acid peptide hormone expressed throughout the gastrointestinal (GI) tract of humans and other species. It affects gastric motility by stimulating interdigestive antrum and duodenal contractions. The receptor protein is known as motilin receptor, derived from the gene MLNR (first identified as GPR38). Pubmed10381885 Pubmed9441746 Reactome Database ID Release 43444208 Reactome, http://www.reactome.org ReactomeREACT_21410 Reviewed: D'Eustachio, P, 2009-12-11