Table 1 Summary statistics of the overall rate of non-synonymous (d N ) and synonymous (d S ) substitution, and their ratio (ω) in avian lineages
| Â | Pairwise chicken-zebra finch | Zebra finch | Chicken | Ancestral bird lineage |
|---|---|---|---|---|
Overall d N | 0.0635 | 0.0283 | 0.0239 | 0.0288 |
| Â | (0.0517-0.0777) | (0.0225-0.0350) | (0.0185-0.0316) | (0.0241-0.0345) |
Overall d S | 0.4184 | 0.2133 | 0.1973 | 0.2600 |
| Â | (0.3868-0.4584) | (0.1929-0.2384) | (0.1810-0.2154) | (0.2361-0.2834) |
Overall ω | 0.1517 | 0.1326 | 0.1208 | 0.1107 |
| Â | (0.1270-0.1788) | (0.1080-0.1601) | (0.0973-0.1527) | (0.0942-0.1295) |