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Table 4 Likelihood ratio tests (LRTs) to determine whether foreground ω estimates from the ‘CmC αβ MVR & β T ’ model significantly differ from ω = 1

From: Complex patterns of divergence among green-sensitive (RH2a) African cichlid opsins revealed by Clade model analyses

Foreground partition

Unconstrained ω estimate

lnL with constraint ω = 1

P-value

αβMVR (RH2aα and non-Tanganyikan RH2aβ branches)

1.0919

−3774.0580

0.7166

βT (Tanganyikan RH2aβ branches)

2.6122

−3777.2771

0.0104

  1. Both LRTs have 1 degree of freedom.