| -0.14197032 | Class A Orphan/other |
| -0.8386501 | yet even more Class A Orphans |
| -0.98793626 | GPR |
| -0.99259645 | Mas proto-oncogene |
| -1.1575222 | SREB |
| -1.1859455 | Chemokine receptor-like 2 |
| -1.2084506 | GPR37 like (peptide receptor) |
| -1.2328211 | GP40 like |
| -1.2498298 | ORPH |
| -1.2572979 | RDC1 |
| -1.2818147 | Adrenomedullin (G10D) |
| -1.3864415 | BONZO |
| -0.77218723 | Viral |
| -0.98526454 | Peptide |
| -1.0057126 | Gonadotropin-releasing hormone |
| -1.0738585 | Hormone protein |
| -1.1605477 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1670051 | Melatonin |
| -1.1673738 | Olfactory |
| -1.1680629 | Prostanoid |
| -1.2509499 | Cannabis |
| -1.2814919 | (Rhod)opsin |
| -1.2842281 | Platelet activating factor |
| -1.3117512 | Nucleotide-like |
| -1.3822856 | Lysosphingolipid & LPA (EDG) |
| -1.5851041 | Amine |