Table 2 Natural selection test of plant MADS-box genes
From: Origination and selection of ABCDE and AGL6 subfamily MADS-box genes in gymnosperms and angiosperms
Model | Np | l = lnL | Estimates of parameters |
|---|---|---|---|
M0: one-ratio | |||
 w (A) = w (B) = w (CD) = w (E) = w (AGL6) | 1 | − 57551.8 | w (A) = w (B) = w (CD) = w (E) = w (AGL6) = 0.29953 |
Branch-specific two-ratio models | |||
 w (B) = w (CD) = w (E) = w (AGL6) ≠ w (A) | 2 | − 57551.8 | w (B) = w (CD) = w (E) = w (AGL6) = 0.29953 w (A) = 2.13680 |
 w (A) = w (CD) = w (E) = w (AGL6) ≠ w (B) | 2 | − 57551.0 | w (A) = w (CD) = w (E) = w (AGL6) = 0.29920 w (B) = 301.74451 |
 w (A) = w (B) = w (E) = w (AGL6) ≠ w (CD) | 2 | − 57551.8 | w (A) = w (B) = w (E) = w (AGL6) = 0.29953 w (CD) = 2.12982 |
 w (A) = w (B) = w (CD) = w (AGL6) ≠ w (E) | 2 | − 57551.8 | w (A) = w (B) = w (CD) = w (AGL6) = 0.29954 w (E) = 2.12305 |
 w (A) = w (B) = w (CD) = w (E) ≠ w (AGL6) | 2 | − 57551.8 | w (A) = w (B) = w (CD) = w (E) = 0.29953 w (AGL6) = 2.11723 |
 w (B) = w (CD) ≠ w (AGL6) = w (A) = w (E) | 2 | − 55162.3 | w (AGL6) = w (A) = w (E) = 0.30546 w (B) = w (CD) = 0.00010 |
Five-ratio models | |||
 w (A) ≠ w (B) ≠ w (CD) ≠ w (E) ≠ w (AGL6) | 5 | − 55190.1 | w (A) = 0.30530, w (B) = 1.74205, w (CD) = 0.78636, w (E) = 0.64375, w (AGL6) = 1.69816 |