| -1.0050974 | Gonadotropin-releasing hormone |
| -1.0698007 | Hormone protein |
| -1.1587152 | Viral |
| -1.1634691 | Nucleotide-like |
| -1.1696801 | Thyrotropin-releasing hormone & Secretagogue |
| -1.2124534 | Prostanoid |
| -1.2386329 | Melatonin |
| -1.2725388 | Cannabis |
| -1.3420131 | Platelet activating factor |
| -1.3722888 | Amine |
| -1.381556 | (Rhod)opsin |
| -1.3866206 | Lysosphingolipid & LPA (EDG) |
| -1.3877878 | Olfactory |
| -1.401789 | Class A Orphan/other |
| -1.0055636 | Mas proto-oncogene |
| -1.080375 | yet even more Class A Orphans |
| -1.1704084 | SREB |
| -1.2113928 | Chemokine receptor-like 2 |
| -1.2229071 | GPR37 like (peptide receptor) |
| -1.257236 | ORPH |
| -1.2702327 | GP40 like |
| -1.2925725 | Adrenomedullin (G10D) |
| -1.2967817 | RDC1 |
| -1.3866861 | BONZO |
| -1.5602571 | GPR |
| -1.9692601 | Peptide |