| 0.83286315 | Class A Orphan/other |
| 0.014625162 | Peptide |
| -0.5606449 | Chemokine |
| -0.7121452 | Tachykinin |
| -0.762549 | Neuropeptide Y |
| -0.90551776 | Galanin |
| -0.99584943 | Orexin & neuropeptide FF |
| -1.0175542 | Endothelin |
| -1.019464 | Bombesin |
| -1.0313995 | CCK |
| -1.0352403 | Neuromedin U |
| -1.0929537 | Urotensin II |
| -1.0973673 | Thrombin |
| -1.1265523 | GPR37 / endothelin B-like |
| -1.1401602 | Fmet-leu-phe |
| -1.1404784 | Melanocortin |
| -1.1546783 | Angiotensin |
| -1.1853533 | Adrenomedullin (G10D) |
| -1.2031832 | Interleukin-8 |
| -1.214573 | C5a anaphylatoxin |
| -1.2153426 | APJ like |
| -1.245269 | Neurotensin |
| -1.2523594 | Vasopressin-like |
| -1.276158 | Proteinase activated |
| -1.3081656 | Chemokine receptor-like |
| -1.3187526 | Bradykinin |
| -1.3447417 | Opioid |
| -1.3548679 | Somatostatin |
| -0.93703735 | (Rhod)opsin |
| -0.960973 | Prostanoid |
| -0.9699378 | Thyrotropin-releasing hormone & Secretagogue |
| -0.9727876 | Nucleotide-like |
| -0.9757826 | Gonadotropin-releasing hormone |
| -0.9782685 | Olfactory |
| -0.99212253 | Hormone protein |
| -1.0077882 | Melatonin |
| -1.0901496 | Cannabis |
| -1.0926409 | Amine |
| -1.1494049 | Platelet activating factor |
| -1.2456579 | Viral |
| -1.2937148 | Lysosphingolipid & LPA (EDG) |