Predicted to enable neuropeptide hormone activity. Involved in several processes, including adult feeding behavior; circadian regulation of gene expression; and regulation of peptide hormone secretion. Located in extracellular space. Biomarker of type 2 diabetes mellitus. Human ortholog(s) of this gene implicated in obesity. Orthologous to human CARTPT (CART prepropeptide). [provided by Alliance of Genome Resources, Apr 2022]