Table 1 G protein-coupled receptors of Tetraodon nigroviridis (Tn). The numbers predicted in each family and sub-family are shown in comparison to humans (Hs)
From: Genome wide survey of G protein-coupled receptors in Tetraodon nigroviridis
Receptor | Tn | Hs* |
|---|---|---|
Glutamate-like | ||
CASR like | 9 | 1 |
GABA-B | 4 | 2 |
Metabotropic glutamate | 12 | 8 |
Taste1 | 4 | 4 |
Orphan | 7 | 0 |
Rhodopsin-like | ||
Amine | 71 | 40 |
Chemokine | 42 | 42 |
Glycoprotein hormone/LGRs | 5 | 8 |
MECA | 24 | 22 |
Melatonin | 3 | 3 |
Olfactory | 22 | 460 |
Opsins | 27 | 9 |
Peptide | 88 | 60 |
Prostaglandin | 12 | 15 |
Purine | 48 | 42 |
Orphan | 26 | 23 |
Adhesion-like | ||
BAI | 3 | 3 |
CD97 | 1 | 1 |
CELSR | 3 | 3 |
EMR | 1 | 3 |
ETL | 1 | 1 |
HE6 | 2 | 1 |
LEC | 6 | 3 |
Orphan | 12 | 9 |
Frizzled-like | ||
Frizzled | 11 | 10 |
Smoothened | 1 | 1 |
Taste2 | 0 | 13 |
Secretin-like | ||
CALCRL/CRHR | 1+3 = 4 | 2+2 = 4 |
GLPR/GCGR | 1+2 = 3 | 1+2+1 = 4 |
PTHR | 3 | 2 |
GHRHR/PACAP/SCTR/VIPR | 1+4+1+4 = 10 | 1+2+1+1 = 5 |
Orphan | 1 | 0 |