TABLE 1

Summary statistics for the silent site variation (including intron and intergenic region)

Hex-AHex-CHex-t1Hex-t2 (exons)Hex-t2 (intron)Hex-t1,t2 (intergenic)
Polymorphism
D. melanogaster
    Total bases134713651395135988185–230
    Silent sites320.3334.3321.4319.488.0185–230
                n 142615151515
                θ 0.00200.00940.02580.02310.03150.0144a
                θ lower95% 0.00060.00450.01420.0126
                θ upper95% 0.01270.02310.07200.0660
                π 0.00160.01520.02910.02360.02170.0155a
D. simulans
    Total bases134713651395135971211–220
    Silent sites322.2331.1323.6319.971.0211–220
                n 141413131313
                θ 0.00000.00950.02700.01510.00910.0272b
                θ lower95% 0.00000.00300.01480.0078
                θ upper95% 0.00530.03000.07900.0440
                π 0.00000.01410.01940.01620.00870.0303b
Divergence
Mel/Sim
        Dxy 0.06320.10760.12470.16000.0540c0.0628d
    Proportion fixed0.06240.08080.06530.12840.0428c0.0412d
        Mel/Yak Dxy 0.14440.20300.33670.3305
        Sim/Yak Dxy 0.14920.17240.31090.2822
  • a 171 bp total.

  • b 213 bp total.

  • c 70 bp total.

  • d 170 bp total.