| -0.14210835 | Peptide |
| -0.69923717 | Class A Orphan/other |
| -0.9826541 | Mas proto-oncogene |
| -1.0152329 | yet even more Class A Orphans |
| -1.1244429 | SREB |
| -1.1589662 | Chemokine receptor-like 2 |
| -1.1637857 | GPR37 like (peptide receptor) |
| -1.1995227 | ORPH |
| -1.223884 | GP40 like |
| -1.25525 | RDC1 |
| -1.2709386 | Adrenomedullin (G10D) |
| -1.3620932 | BONZO |
| -1.6505738 | GPR |
| -0.9181978 | Thyrotropin-releasing hormone & Secretagogue |
| -1.000174 | Gonadotropin-releasing hormone |
| -1.0420281 | Amine |
| -1.0940012 | Prostanoid |
| -1.1007292 | Melatonin |
| -1.1083008 | Hormone protein |
| -1.1344498 | Viral |
| -1.2049315 | (Rhod)opsin |
| -1.2265629 | Olfactory |
| -1.2567421 | Cannabis |
| -1.2862991 | Platelet activating factor |
| -1.2924737 | Nucleotide-like |
| -1.3640573 | Lysosphingolipid & LPA (EDG) |