| -0.54804784 | Class A Orphan/other |
| -0.9955039 | Mas proto-oncogene |
| -1.1720024 | SREB |
| -1.1798321 | Chemokine receptor-like 2 |
| -1.2004458 | GPR |
| -1.2295218 | GPR37 like (peptide receptor) |
| -1.2363863 | GP40 like |
| -1.2425506 | ORPH |
| -1.267152 | yet even more Class A Orphans |
| -1.299862 | Adrenomedullin (G10D) |
| -1.302312 | RDC1 |
| -1.3953426 | BONZO |
| -0.8989921 | Amine |
| -0.987735 | Gonadotropin-releasing hormone |
| -1.0682541 | Viral |
| -1.0968549 | Hormone protein |
| -1.1440878 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1524 | Prostanoid |
| -1.1695116 | Nucleotide-like |
| -1.2296013 | Melatonin |
| -1.2461512 | Cannabis |
| -1.2636896 | Peptide |
| -1.3255411 | Olfactory |
| -1.329906 | Platelet activating factor |
| -1.3779229 | Lysosphingolipid & LPA (EDG) |
| -1.3843453 | (Rhod)opsin |