Enables pancreatic polypeptide receptor activity and peptide YY receptor activity. Acts upstream of or within chemical synaptic transmission. Located in membrane and neuron projection. Is expressed in central nervous system and retina. Human ortholog(s) of this gene implicated in lipid metabolism disorder and obesity. Orthologous to human NPY5R (neuropeptide Y receptor Y5). [provided by Alliance of Genome Resources, Apr 2022]