| -0.98719186 | Gonadotropin-releasing hormone |
| -0.98744315 | Class A Orphan/other |
| -0.9046109 | yet even more Class A Orphans |
| -0.9988787 | Mas proto-oncogene |
| -1.149471 | SREB |
| -1.2046745 | Chemokine receptor-like 2 |
| -1.2441592 | GPR37 like (peptide receptor) |
| -1.2574326 | GP40 like |
| -1.2610334 | ORPH |
| -1.3120431 | RDC1 |
| -1.3223615 | Adrenomedullin (G10D) |
| -1.3678948 | GPR |
| -1.3959671 | BONZO |
| -1.0823518 | Hormone protein |
| -1.1171227 | Prostanoid |
| -1.1288327 | Nucleotide-like |
| -1.1514533 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1625229 | Cannabis |
| -1.1963199 | Viral |
| -1.2075561 | Melatonin |
| -1.2960156 | Amine |
| -1.3000491 | (Rhod)opsin |
| -1.3199416 | Olfactory |
| -1.3420967 | Lysosphingolipid & LPA (EDG) |
| -1.3476747 | Platelet activating factor |
| -1.7081974 | Peptide |