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Table 3 Parameters estimation and likelihood ratio tests for the branch-site and free-ratio models among Arabidopsis MATE genes

From: The similar and different evolutionary trends of MATE family occurred between rice and Arabidopsis thaliana

Cluster Model npa lnL 2l Positive selected sitesb
AtMATE I Model A-null 114 −52052.69   Not allowed
Model A 115 −52042.81 19.74** 9
AtMATE II Model A-null 114 −52013.53   Not allowed
Model A 115 −51982.21 62.64** 32
AtMATE III Model A-null 114 −52053.21   Not allowed
Model A 115 −52046.24 13.92** 6
AtMATE IV Model A-null 114 −52053.82   Not allowed
Model A 115 −52050.76 6.11* none
Not allowed M0: one-ratio 112 −52264.45   none
Mf: free-ratio 221 −52043.51 441.86** Not allowed
  1. Note: p < 0.05 were marked by *, p < 0.01 were marked by **
  2. aNumber of parameters in the ω distribution
  3. bThe numbers of Positive-selection sites are inferred at posterior probabilities > 95 %