Table 3. Log-likelihood values and parameter estimates of MHC DAB exon 2 alleles in the Chinese egret.
| Locus | Model | ln L | Parameter estimates | Positively selected sites | 2△L(LRT) |
|---|---|---|---|---|---|
| DAB01 | M7 | -829.2402 | p= 0.00822, q= 0.01089 | Not allowed | |
| M8 | -802.7880 | p0=0.84765, p=0.00500, q=0.00753, (p1=0.15244), ω= 10.80638 | 5 **, 7*, 8**, 9 **, 33**, 34 **, 53**, 66 **, 67**, 70*, 86** | 52.9044(P<0.001) | |
| DAB02 | M7 | -561.4464 | p= 0.00745, q= 0.00500 | Not allowed | |
| M8 | -554.4012 | p0=0.88891, p=0.03131, q=0.02570, (p1=0.11109), ω= 15.72271 | 5**, 34**, 57**, 63*, 82** | 14.0904(P<0.001) | |
| DAB04 | M7 | -489.1666 | p= 0.00500, q= 0.01175 | Not allowed | |
| M8 | -481.6974 | p0=0.79860, p=0.00500, q= 20.92618, (p1=0.20140), ω= 12.41712 | 27*, 42*, 43*, 53**, 66*, 82** | 14.9384(P<0.001) |
Sites inferred to be under positive selection at the 95% (*) and 99% (**) confidence interval level are indicated. lnL, log-likelihood value; ω, selection parameter; pn, proportion of sites that falls into ωn site class. The sites consistent with human PBR sites are indicated in bold.