(R)-JNJ-31020028 is a high-affinity, selective brain-penetrant antagonist of the neuropeptide Y Y2 receptor, with pIC50 values of 8.07, 8.22, and 8.21 for human, rat, and mouse Y2 receptors, respectively.
JNJ-5207787 is a penetrates the blood-brain barrier neuropeptide Y Y2 receptor (Y2) antagonist. It is >100-fold selective versus human Y1, Y4, and Y5 receptors. JNJ-5207787 suppresses the binding of peptide YY with pIC50s of 7.0 and 7.1 for the human Y2 r