Predicted to enable neuropeptide hormone activity and type 1 melanocortin receptor binding activity. Involved in several processes, including adult feeding behavior; neuropeptide signaling pathway; and positive regulation of feeding behavior. Located in extracellular space and neuronal cell body. Biomarker of obesity and type 2 diabetes mellitus. Human ortholog(s) of this gene implicated in obesity and type 2 diabetes mellitus. Orthologous to human AGRP (agouti related neuropeptide). [provided by Alliance of Genome Resources, Apr 2022]