NPY1R encodes the human gene, Neuropeptide Y receptor Y1. It may also be known as: Neuropeptide Y receptor type 1; NPY1-R; NPYR. The encoded protein has an amino acid length of 384 and a mass of 44.4 kDa. NPY1R is a member of the G-protein coupled receptor 1 family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.