Data set | 2ΔlnL | df | P-value | Proportion of sites with ω > 1 (average ω for these sites) | Positively selected codonsa |
---|---|---|---|---|---|
All NAT coding sequences ( n = 43) |  |  |  |  |  |
 M1a vs. M2a | 0 | 2 | P = 1.0 | none |  |
 M7 vs. M8 | 3.49 | 2 | P = 0.17 | none |  |
 M0 vs. free ratios | 114.89 | 80 | P = 0.006 |  |  |
Orthologous sequences to human NAT1 ( n = 19) |  |  |  |  |  |
 M1a vs. M2a | 0 | 2 | P = 1.0 | none |  |
 M7 vs. M8 | 0 | 2 | P = 1.0 | none |  |
 M0 vs. free ratios | 49.09 | 34 | P = 0.04 |  |  |
Orthologous sequences to human NAT2 ( n = 19) |  |  |  |  |  |
 M1a vs. M2a | 8.48 | 2 | P = 0.01 | 0.038 (ω = 4.8) |  |
 M7 vs. M8 | 11.24 | 2 | P = 0.004 | 0.041 (ω = 4.6) | 191*, 173* |
 M0 vs. free ratios | 27.52 | 34 | P = 0.77 |  |  |