| 0.74767226 | Amine |
| -0.15677172 | Serotonin |
| -1.0009251 | Acetylcholine (muscarinic) |
| -1.1775341 | Dopamine |
| -1.2633485 | Histamine |
| -1.3230566 | Adrenoceptors |
| -1.3825219 | Octopamine |
| -0.96458805 | Class A Orphan/other |
| GP40 like |
| BONZO |
| GPR |
| ORPH |
| RDC1 |
| Mas proto-oncogene |
| SREB |
| yet even more Class A Orphans |
| Adrenomedullin (G10D) |
| Chemokine receptor-like 2 |
| GPR37 like (peptide receptor) |
| -1.0073607 | Gonadotropin-releasing hormone |
| -1.0903019 | Hormone protein |
| -1.1119188 | Melatonin |
| -1.1329614 | Prostanoid |
| -1.1391829 | (Rhod)opsin |
| -1.1424186 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1924443 | Viral |
| -1.2265103 | Cannabis |
| -1.314695 | Nucleotide-like |
| -1.3283324 | Platelet activating factor |
| -1.3366904 | Lysosphingolipid & LPA (EDG) |
| -1.4285709 | Olfactory |
| -1.7118008 | Peptide |