Table 1. Tests for positive selection using site- and branch-site models.
| Model | Models Compared | -2lnΔL | df | p value |
|---|---|---|---|---|
| site model | M7 versus M8 | 19. 568712 | 2 | p < 0.001 |
| branch-site model | Branch-site a (Hymenoptera) | 54.141658 | 2 | p < 0.001 |
| Branch-site b (wasp) | 9.816718 | 2 | p = 0.007 | |
| Branch-site c (C. solmsi) | 10.708974 | 2 | p = 0.0047 | |
| Branch-site d (bee) | 13.471594 | 2 | p < 0.001 | |
| Branch-site e (ant) | 2.762636 | 2 | p = 0.25 | |
| Branch-site f (T. castaneum) | 35.287362 | 2 | p < 0.001 | |
| Branch-site g (Hemiptera) | 7.42465 | 2 | p = 0.012 | |
| Branch-site h (Lepidoptera) | 40.693252 | 2 | p < 0.001 | |
| Branch-site i (Diptera) | 31.38715 | 2 | p < 0.001 |