| -0.99640423 | Gonadotropin-releasing hormone |
| -1.0599972 | Class A Orphan/other |
| -1.0009085 | Mas proto-oncogene |
| -1.164338 | SREB |
| -1.1935629 | Chemokine receptor-like 2 |
| -1.2129855 | GPR37 like (peptide receptor) |
| -1.260646 | ORPH |
| -1.2731391 | GP40 like |
| -1.2985115 | RDC1 |
| -1.3109477 | Adrenomedullin (G10D) |
| -1.3182068 | yet even more Class A Orphans |
| -1.4065908 | BONZO |
| -1.5746853 | GPR |
| -1.0738426 | Viral |
| -1.0871857 | Hormone protein |
| -1.1741269 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1865968 | Prostanoid |
| -1.1972195 | Olfactory |
| -1.2211239 | Melatonin |
| -1.2266867 | Cannabis |
| -1.248021 | Nucleotide-like |
| -1.3205792 | (Rhod)opsin |
| -1.3324759 | Lysosphingolipid & LPA (EDG) |
| -1.339861 | Platelet activating factor |
| -1.5700068 | Amine |
| -1.7394758 | Peptide |