| 0.8726403 | Peptide |
| 1.0 | Neuromedin U |
| -0.8310977 | Chemokine |
| -0.89933205 | Neuropeptide Y |
| -0.94676405 | Galanin |
| -0.95083934 | Tachykinin |
| -0.9999769 | Neurotensin |
| -1.0439023 | Endothelin |
| -1.0537286 | Melanocortin |
| -1.1023226 | CCK |
| -1.1275598 | Bombesin |
| -1.129581 | Thrombin |
| -1.1594205 | Urotensin II |
| -1.1628652 | GPR37 / endothelin B-like |
| -1.1692417 | Fmet-leu-phe |
| -1.1830717 | Angiotensin |
| -1.1887829 | Adrenomedullin (G10D) |
| -1.2139561 | Interleukin-8 |
| -1.2254443 | Proteinase activated |
| -1.2346025 | Orexin & neuropeptide FF |
| -1.2720591 | C5a anaphylatoxin |
| -1.2823187 | Chemokine receptor-like |
| -1.2941806 | APJ like |
| -1.3015127 | Vasopressin-like |
| -1.3070761 | Somatostatin |
| -1.326679 | Opioid |
| -1.3302476 | Bradykinin |
| -0.45208162 | Thyrotropin-releasing hormone & Secretagogue |
| -0.9793658 | Nucleotide-like |
| -0.9986185 | Olfactory |
| -0.9992531 | Gonadotropin-releasing hormone |
| -1.0234122 | Hormone protein |
| -1.0343348 | Prostanoid |
| -1.0654521 | Cannabis |
| -1.0944191 | Melatonin |
| -1.1329235 | Viral |
| -1.1550705 | Class A Orphan/other |
| -1.1746571 | Platelet activating factor |
| -1.2046593 | (Rhod)opsin |
| -1.2133591 | Amine |
| -1.2897389 | Lysosphingolipid & LPA (EDG) |