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Table 3 MA branch-sites parameter estimates following gene duplication

From: Molecular evolution of UCP1 and the evolutionary history of mammalian non-shivering thermogenesis

Lineage

p0

ω0

p2

ω2

Selected Sites

2Δℓ

p

A_UCP1

0.887

0.078

0.022

468.880

>90% 256M

6.803

0.009

B_UCP2/3

0.875

0.076

0.034

999.000

>80% 148A, 274M, >90% 120L

7.709

0.005

C_UCP2

0.886

0.076

0.021

14.950

>95% 207A, 300A

4.780

0.028

D_UCP3

0.878

0.076

0.029

2.870

>70% 130C

0.028

0.868

  1. p0 and p2 are the estimated proportion of sites, and ω0 and ω2 are the estimated ω values for site class 0 (purifying selection) and site class 2 (positive selection), respectively; Selected sites are those with a large posterior probability of belonging to the selected site category.