Table 1.
List of differentially expressed genes classified into G protein dependent signaling and related functional groups
| Functional Group/Probe set ID | Gene Description | Fold change |
| G Protein signaling | ||
| 1369740_at | Potassium inwardly-rectifying channel, subfamily J, member 3 | 7.76 |
| 1368560_at | Potassium inwardly-rectifying channel, subfamily J, member 5 | 7.68 |
| 1369741_at | Potassium inwardly-rectifying channel, subfamily J, member 3 | 6.35 |
| 1369273_a_at | Natriuretic peptide receptor 3 | 6.02 |
| 1396249_at | Natriuretic peptide receptor 3 | 4.06 |
| 1387803_at | Protein phosphatase 2, regulatory subunit B, beta isoform | 3.94 |
| 1367920_at | Endothelial differentiation, sphingolipid G-protein-coupled receptor, 5 | 3.27 |
| 1367791_at | Receptor (calcitonin) activity modifying protein 1 | 3.05 |
| 1392905_at | Guanine nucleotide binding protein, gamma 2 | 2.74 |
| 1368879_a_at | Guanine nucleotide binding protein, alpha o | 2.31 |
| 1369377_at | Hypocretin receptor 2 | 2.00 |
| 1373202_at | Guanine nucleotide binding protein, gamma 3 | 1.96 |
| 1369647_at | Calcitonin receptor-like | -1.82 |
| 1369115_at | Adrenergic receptor, beta 2 | -1.83 |
| 1368660_at | cAMP-regulated guanine nucleotide exchange factor I | -1.93 |
| 1388109_at | G protein-coupled hepta-helical receptor Ig-Hepta | -1.95 |
| 1370449_at | G protein-coupled receptor 105 | -2.20 |
| 1368534_at | Adrenergic receptor, alpha 1d | -2.34 |
| 1398530_at | guanine nucleotide binding protein (G protein), gamma 11 | -2.34 |
| 1368300_at | Adenosine A2a receptor | -2.46 |
| 1370522_at | Glucagon receptor | -3.07 |
| 1395473_at | Guanine nucleotide binding protein, beta 3 | -3.65 |
| 1387671_at | Secretin receptor | -4.31 |
| Accessory proteins for G proteins | ||
| 1391187_at | Periplakin (predicted) | 4.23 |
| 1387908_at | RAS, dexamethasone-induced 1 (Rasd1/AGS1) | 3.75 |
| 1377390_at | Beta-site APP-cleaving enzyme 2 | 3.54 |
| 1387074_at | Regulator of G-protein signaling 2 | 2.61 |
| 1379517_at | Regulator of G-protein signaling 6 | 2.47 |
| 1369957_at | Regulator of G-protein signaling 5 | -2.33 |
| 1370372_at | RASD family, member 2 | -3.32 |
| 1372383_at | G-protein signaling modulator 1 (AGS3-like, C. elegans) | -11.43 |
| Neuropeptide signaling pathway | ||
| 1367992_at | Secretory granule neuroendocrine protein 1 | 3.20 |
| 1382967_at | G protein-coupled receptor 64 | 2.50 |
| 1369377_at | Hypocretin receptor 2 | 2.00 |
| 1368428_at | X-prolyl aminopeptidase (aminopeptidase P) 2, membrane-bound | -1.99 |
| 1371696_at | G protein-coupled receptor 56 | -2.16 |
| 1367949_at | Preproenkephalin | -13.55 |
| Serotonin receptor signaling | ||
| 1369125_at | 5-hydroxytryptamine (serotonin) receptor 2A | 7.84 |
| 1369124_at | 5-hydroxytryptamine (serotonin) receptor 2A | 1.88 |
Positive fold change values indicate a higher abundance in the atria as compared to the ventricles, while negative fold change values demonstrate a higher ventricular abundance in comparison to the atria.