Potent neuropeptide Y (NPY) Y5 receptor agonist (pEC50 values are 7.82, 6.28, 6.44 and > 6 at rat Y5, Y4, Y1 and Y2 receptors respectively) that displays > 26-fold, > 1000-fold and > 1000-fold selectivity over Y1, Y2 and Y4 receptors respectively. Induces

[D-Trp34]-Neuropeptide Y Acetate is a potent and selective agonist of neuropeptide Y (NPY) Y5 receptor. [D-Trp34]-Neuropeptide acetate Y is a significantly less potent agonist at the NPY Y1, Y2, Y4, and y6 receptors. [D-Trp34]-Neuropeptide Y Acetate markedly increases food intake in rats.