| 1.2403929 | Peptide |
| 1.2264936 | Tachykinin |
| 0.9955278 | Substance P (NK1) |
| -0.71996003 | Neuromedin K (NK3) |
| -0.851166 | Substance K (NK2) |
| -1.0678761 | Tachykinin like 2 |
| -1.094017 | Tachykinin like 1 |
| -0.8327225 | Neuropeptide Y |
| -0.9609386 | Galanin |
| -0.9797633 | Orexin |
| -1.009254 | Neurotensin |
| -1.0247257 | CCK |
| -1.0323547 | Chemokine |
| -1.0469729 | Proteinase activated |
| -1.0856357 | Chemokine/chemotactic factors like |
| -1.1101625 | Melanocortin |
| -1.1112547 | Urotensin II |
| -1.116094 | Bombesin |
| -1.1322073 | Endothelin |
| -1.1475664 | Fmet-leu-phe |
| -1.215019 | Somatostatin |
| -1.2306297 | Vasopressin-like |
| -1.239953 | APJ like |
| -1.2517736 | Angiotensin |
| -1.2749481 | Opioid |
| -1.314865 | Thrombin |
| -1.3151664 | Bradykinin |
| -1.338238 | Interleukin-8 |
| -1.5155401 | C5a anaphylatoxin |
| -0.9645089 | Melatonin |
| -0.9722574 | Thyrotropin-releasing hormone & Secretagogue |
| -0.98625284 | Gonadotropin-releasing hormone |
| -0.99086475 | (Rhod)opsin |
| -0.9966497 | Class A Orphan/other |
| -1.0633718 | Nucleotide-like |
| -1.0758353 | Viral |
| -1.1081396 | Prostanoid |
| -1.1293077 | Hormone protein |
| -1.1670212 | Cannabis |
| -1.2151518 | Olfactory |
| -1.245088 | Platelet activating factor |
| -1.2730165 | Lysosphingolipid & LPA (EDG) |
| -1.3873483 | Amine |