| -0.33943468 | Class A Orphan/other |
| -0.10150056 | yet even more Class A Orphans |
| -0.99492073 | Mas proto-oncogene |
| -1.1061308 | GPR |
| -1.1928173 | SREB |
| -1.2127601 | Chemokine receptor-like 2 |
| -1.2445846 | GPR37 like (peptide receptor) |
| -1.259037 | ORPH |
| -1.2652249 | GP40 like |
| -1.3208154 | Adrenomedullin (G10D) |
| -1.321995 | RDC1 |
| -1.4028261 | BONZO |
| -0.95943296 | Gonadotropin-releasing hormone |
| -1.0223055 | Peptide |
| -1.0861688 | Hormone protein |
| -1.0989566 | Nucleotide-like |
| -1.1223449 | Viral |
| -1.1259041 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1498604 | Prostanoid |
| -1.2141249 | Olfactory |
| -1.2244718 | Melatonin |
| -1.2442186 | Cannabis |
| -1.2911085 | Amine |
| -1.3355601 | (Rhod)opsin |
| -1.3436372 | Lysosphingolipid & LPA (EDG) |
| -1.353613 | Platelet activating factor |