Table 1. Summary of sites tests for positive selection.
| Description | CPGa | N | LRT statistics | Parameter estimates | ||||
| M1 vs. M2 | M7 vs. M8 | M8 vs. M8a | % of sites with dN/dS>1 | dN/dS | ||||
| M2 | M8 | |||||||
| 65 kDa ISG | 19416372 | 3 | 13.77** | 14.58*** | 13.77*** | 8 | 8 | 4.34 |
| 65 kDa ISG | 21719250 | 5 | 45.50*** | 45.56*** | 45.49*** | 12 | 12 | 12.68 |
| 75 kDa ISG | 20195704 | 3 | 40.73*** | 41.14*** | 40.73*** | 18 | 18 | 3.96 |
| Adenosine transporter | 20117965 | 6 | 24.49*** | 29.03*** | 22.74*** | 1 | 1 | 9.56 |
| Amino acid transporter | 22063411 | 3 | 23.20*** | 23.24*** | 23.20*** | 11 | 11 | 8.14 |
| Amino acid transporter | 19796418 | 3 | 30.47*** | 30.52*** | 30.51*** | 3 | 3 | 27.7 |
| Procyclin | 19416463 | 5 | 6.11* | 8.18* | 6.10* | 1 | 1 | 8.24 |
| GRESAG2 | 20975481 | 3 | 18.36*** | 18.51*** | 18.36*** | 5 | 5 | 17.69 |
| Hypothetical | 20115952 | 3 | 10.89** | 10.87** | 10.24** | 11 | 15 | 10.07 |
| Hypothetical | 19340333 | 4 | 13.43** | 13.43** | 13.43*** | 6 | 6 | 10.72 |
| Hypothetical | 20206217 | 4 | 13.49** | 13.51** | 13.49*** | 4 | 4 | 23.94 |
| Hypothetical | 21586974 | 9 | 16.62*** | 16.63*** | 16.08*** | 14 | 14 | 5.86 |
| Hypothetical | 21769349 | 3 | 16.18*** | 16.49*** | 16.18*** | 9 | 9 | 10.6 |
| Receptor-type AC | 19651441 | 5 | 46.95*** | 47.02*** | 46.95*** | 9 | 9 | 7.21 |
| Receptor-type AC | 20115358 | 8 | 131.60*** | 131.41*** | 131.09*** | 7 | 7 | 4.6 |
| Receptor-type AC | 21943524 | 8 | 183.29*** | 182.30*** | 179.44*** | 6 | 5 | 6.06 |
| Receptor-type AC | 21139502 | 5 | 279.88*** | 279.75*** | 279.74*** | 10 | 10 | 12.95 |
| RHS | 20343633 | 6 | 17.58*** | 17.89*** | 17.56*** | 22 | 25 | 2.33 |
| RHS | 20439293 | 3 | 32.94*** | 33.07*** | 32.94*** | 9 | 9 | 12.26 |
| RHS | 20461581 | 5 | 38.14*** | 38.36*** | 38.09*** | 3 | 3 | 35.12 |
| RHS | 19651414 | 8 | 102.43*** | 102.55*** | 102.43*** | 18 | 18 | 6.87 |
| RHS | 21995461 | 3 | 106.01*** | 106.08*** | 105.98*** | 4 | 4 | 33.46 |
| RHS | 20529562 | 4 | 157.08*** | 157.19*** | 156.87*** | 7 | 7 | 10.12 |
N, number of species analysed; M1 vs. M2, likelihood ratio test statistic for model M1 versus M2; M7 vs. M8, likelihood ratio test statistic for model M7 versus M8; Parameter estimates: percentage of sites in dN/dS>1 category and estimated dN/dS parameter under model M8. ISG, invariant surface glycoprotein. RHS retrotransposon hot spot protein. * Significance with P<0.05; ** Significance with P<0.01; *** Significance with P<0.001. A CPG jaccard cluster number from El Sayed et al [8].