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Table 3 Parameters estimation and likelihood ratio tests for the branch-site models

From: Genome-wide analysis of WRKY transcription factors in white pear (Pyrus bretschneideri) reveals evolution and patterns under drought stress

Hypothesis lnL Site class 0 Site class 1 Site class 2a Site class 2b 2ΔlnL
Alternative −9212.750 p0 = 0.36828 ω0(b)1 = 0.17271 ω0(f)2 = 0.17271 p1 = 0.56715 p2a = 0.02542 p2b = 0.03915 35.237**
ω1(b) = 1 ω2a(b) = 0.17271 ω2b(b) = 1
ω1(f) = 1 ω2a(f) = 999 ω2b(f) = 999
Null −9230.368 p0 = 0.31965 p1 = 0.45639 p2a = 0.09225 p2b = 0.13171  
ω0(b=)0.17495 ω1(b) = 1.00000 ω2a(b) = 0.17495 ω2b(b) = 1.00000
ω0(f) = 0.17495 ω1(f) = 1.00000 ω2a(f) = 1.00000 ω2b(f) = 1.00000
  1. Note: **p < 0.01 (χ2 test); 1 Background ω; 2 Foreground ω