| -0.9761674 | Viral |
| -0.9843507 | Gonadotropin-releasing hormone |
| -1.0749238 | Hormone protein |
| -1.1832392 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1968315 | Nucleotide-like |
| -1.2053647 | Olfactory |
| -1.2071334 | Melatonin |
| -1.2210854 | Cannabis |
| -1.2355492 | Prostanoid |
| -1.319514 | Lysosphingolipid & LPA (EDG) |
| -1.3413597 | Platelet activating factor |
| -1.3764025 | Peptide |
| -1.4157712 | (Rhod)opsin |
| -1.6989976 | Amine |
| -1.8630677 | Class A Orphan/other |
| -0.98924506 | Mas proto-oncogene |
| -1.1862721 | Chemokine receptor-like 2 |
| -1.1912642 | SREB |
| -1.2445469 | GPR37 like (peptide receptor) |
| -1.249308 | ORPH |
| -1.2523108 | GP40 like |
| -1.2655656 | yet even more Class A Orphans |
| -1.291941 | RDC1 |
| -1.3069767 | Adrenomedullin (G10D) |
| -1.3510551 | GPR |
| -1.3986267 | BONZO |