| 0.70585084 | Class A Orphan/other |
| -0.48725718 | Nucleotide-like |
| -0.72859704 | Peptide |
| -0.9486451 | Amine |
| -1.0103006 | Gonadotropin-releasing hormone |
| -1.0305521 | Viral |
| -1.0382162 | Thyrotropin-releasing hormone & Secretagogue |
| -1.0395117 | Prostanoid |
| -1.0648379 | (Rhod)opsin |
| -1.0668784 | Platelet activating factor |
| -1.1070135 | Melatonin |
| -1.1376641 | Hormone protein |
| -1.1531141 | Olfactory |
| -1.2151725 | Cannabis |
| -1.3017099 | Lysosphingolipid & LPA (EDG) |