Table 1. Polymorphism and divergence for all species examined as well as previously published estimates for D. melanogaster and D. simulans.
| Polymorphism | ||||
| Species | # lines | #sites | π (syn.) | π (nonsyn.) |
| D. melanogaster | 6 | 2801 | 0.036 | 0.022 |
| D. simulans | 7 | 2801 | 0.062 | 0.029 |
| D. yakuba | 8 | 2303 | 0.0034 | 0.0 |
| D. tessieri | 5 | 2303 | 0.042 | 0.0019 |
| D. mojavensis | 6 | 2792 | 0.018 | 0.0012 |
| D. arizonae | 6 | 2792 | 0.015 | 0.0012 |
| D. pseudoobscura | 6 | 2191 | 0.0062 | 0.00065 |
| D. miranda | 1 | 2191 | n/a | n/a |
| Divergence | ||||
| Species Pair | Ks * | Ka * | Ka/Ks | |
| D. mel/D. sim | 0.099 | 0.052 | 0.53 | |
| D. yak/D. teiss | 0.088 | 0.0044 | 0.05 | |
| D. moj/D. ariz | 0.062 | 0.0064 | 0.10 | |
| D. pseudo/D. mir | 0.057 | 0.017 | 0.30 | |
*
Ka and Ks refer to the nonsynonymous and synonymous substitution rates, respectively.