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Table 4 Sites inferred under positive selection using the Bayesian prediction based on codon models M2a and M8

From: DNA polymorphism and selection at the bindin locus in three Strongylocentrotus sp. (Echinoidea)

Data set Positively selected sites M2a NEB M2a BEB M8 NEB M8 BEB
All species 2 P/V/G 0.941 0.945 0.962* 0.974*
  35 G/R/A 0.825 0.842 0.862 0.901
  74 I/F/V/I/T 0.642 0.704 0.704 0.793
  160 F/L 0.745 0.747 0.763 0.801
  188 V/G/S/A 1.000** 1.000** 1.000** 1.000**
  199 L/Q/R 0.993** 0.991* 0.996** 0.996**
S. pallidus 66 I/L 1.000** 0.668 1.000** 0.777
  162 P/V 1.000** 0.816 1.000** 0.904
  188 A/G 1.000** NA 1.000** 0.580
  199 L/I 1.000** NA 1.000** 0.582
  1. Site numbers are mapped to the full species alignment after the intron sites were removed
  2. *: P > 95 %; **: P > 99 %. See Additional file 5: Figure S5 for the bindin amino acid alignment