| -0.11096708 | Peptide |
| -0.518522 | Class A Orphan/other |
| -0.6509351 | yet even more Class A Orphans |
| -0.98408026 | GPR |
| -0.9845986 | Mas proto-oncogene |
| -1.1964217 | Chemokine receptor-like 2 |
| -1.1977214 | SREB |
| -1.2197328 | GPR37 like (peptide receptor) |
| -1.2552371 | ORPH |
| -1.2569348 | GP40 like |
| -1.3106205 | RDC1 |
| -1.3139474 | Adrenomedullin (G10D) |
| -1.3969753 | BONZO |
| -0.96456087 | Viral |
| -0.98403835 | Gonadotropin-releasing hormone |
| -1.0834379 | Nucleotide-like |
| -1.1034687 | Hormone protein |
| -1.1386112 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1541978 | Prostanoid |
| -1.2189717 | Amine |
| -1.2205665 | Melatonin |
| -1.2498637 | Olfactory |
| -1.2755209 | Cannabis |
| -1.3268925 | Platelet activating factor |
| -1.3583925 | (Rhod)opsin |
| -1.3871282 | Lysosphingolipid & LPA (EDG) |