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Table 3 Likelihood ratio tests for positive selection in subfamily 20 by the site-specific models M1a vs M2a within mouse, rat, and opossum.

From: Molecular evolution of the keratin associated protein gene family in mammals, role in the evolution of mammalian hair

  2ΔL d.f. Parameters estimated under positive selection model p-value
mouse 2.819 2 p0 = 0.686, p1 = 0.000, p2 = 0.314
ω0 = 0.107, ω1 = 1.000, ω2 = 1.480
0.244
rat 13.910 2 p0 = 0.657, p1 = 0.280, p2 = 0.064,
ω0 = 0.108, ω1 = 1.000, ω2 = 13.370
9.54E-04
opossum 18.575 2 p0 = 0.535, p1 = 0.411, p2 = 0.054
ω0 = 0.096, ω1 = 1.000, ω2 = 6.894
9.26E-05