| -0.5542149 | Class A Orphan/other |
| -0.9965993 | Mas proto-oncogene |
| -1.0920142 | yet even more Class A Orphans |
| -1.1418077 | SREB |
| -1.1758499 | Chemokine receptor-like 2 |
| -1.1872952 | GPR37 like (peptide receptor) |
| -1.2437342 | GP40 like |
| -1.2455652 | ORPH |
| -1.3027655 | RDC1 |
| -1.3045863 | Adrenomedullin (G10D) |
| -1.393611 | BONZO |
| -1.734566 | GPR |
| -1.0177828 | Gonadotropin-releasing hormone |
| -1.0977659 | Hormone protein |
| -1.1202819 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1672667 | Prostanoid |
| -1.1777487 | Melatonin |
| -1.1963072 | Amine |
| -1.2130239 | Cannabis |
| -1.2294855 | Viral |
| -1.3238449 | Platelet activating factor |
| -1.3460126 | Nucleotide-like |
| -1.3607857 | Lysosphingolipid & LPA (EDG) |
| -1.4089975 | (Rhod)opsin |
| -1.442701 | Olfactory |
| -1.4735653 | Peptide |