| -0.7616156 | Class A Orphan/other |
| -0.5782001 | yet even more Class A Orphans |
| -0.99395514 | Mas proto-oncogene |
| -1.1088594 | GPR |
| -1.1916608 | SREB |
| -1.2087988 | Chemokine receptor-like 2 |
| -1.2409196 | GPR37 like (peptide receptor) |
| -1.2503645 | GP40 like |
| -1.2617534 | ORPH |
| -1.3199192 | Adrenomedullin (G10D) |
| -1.3246284 | RDC1 |
| -1.40185 | BONZO |
| -0.97996086 | Gonadotropin-releasing hormone |
| -1.0255474 | Peptide |
| -1.0718324 | Hormone protein |
| -1.0774629 | Nucleotide-like |
| -1.1082342 | Viral |
| -1.1293564 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1531334 | Prostanoid |
| -1.1722394 | Olfactory |
| -1.2082123 | Melatonin |
| -1.2320981 | Cannabis |
| -1.2889614 | Amine |
| -1.3438578 | Platelet activating factor |
| -1.3707131 | Lysosphingolipid & LPA (EDG) |
| -1.3855464 | (Rhod)opsin |