Identification of GLGPRPLF-NH_2 (AF9) as a peptide activating C39E6.6,the elegans GPCR implicatedin social behavior in wormsThe C39E6.6 gene (also called npr-1) encodes a C.elegans GPCR,resembling vertebrate NPY-receptors.A single amino acid mutation in the third intracellular loop of NPR-...