| -0.5528726 | Class A Orphan/other |
| -0.35641593 | yet even more Class A Orphans |
| -0.9920418 | Mas proto-oncogene |
| -1.1456506 | Chemokine receptor-like 2 |
| -1.1655711 | SREB |
| -1.1719581 | GP40 like |
| -1.2242069 | GPR37 like (peptide receptor) |
| -1.233972 | ORPH |
| -1.2632483 | RDC1 |
| -1.2727332 | Adrenomedullin (G10D) |
| -1.3704615 | BONZO |
| -1.7080799 | GPR |
| -0.8329544 | Peptide |
| -1.0003754 | Gonadotropin-releasing hormone |
| -1.0441211 | Thyrotropin-releasing hormone & Secretagogue |
| -1.0852507 | Hormone protein |
| -1.1331303 | Amine |
| -1.1430645 | Viral |
| -1.1916344 | Melatonin |
| -1.1938696 | Prostanoid |
| -1.2482299 | Cannabis |
| -1.2737767 | Platelet activating factor |
| -1.3570709 | (Rhod)opsin |
| -1.3696069 | Nucleotide-like |
| -1.370455 | Lysosphingolipid & LPA (EDG) |
| -1.4163898 | Olfactory |