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Table 1 Evolutionary rate analysis of 11S globulin family using branch-specific model of PAML

From: Gene duplication and an accelerated evolutionary rate in 11S globulin genes are associated with higher protein synthesis in dicots as compared to monocots

Model

ωsetting

-lnL

Estimated parameters

Likelihood ratio test

One-ratio

entire tree: ω0

38214.64

ω0 = 0.234

 

Two-ratio

monocot subfamily: ω0

38210.14

ω0 = 0.212

two ratio vs. one ratio: P < 0.01

 

dicot subfamily 1& 2: ω1

 

ω1 = 0.249

 

Three-ratio

monocot subfamily: ω0

38209.98

ω0 = 0.212

three ratio vs. one ratio: P < 0.01

 

dicot subfamily 1: ω1

 

ω1 = 0.252

three ratio vs. two ratio: P > 0.05

 

dicot subfamily 2: ω2

 

ω2 = 0.243

 

Six-ratio

branch A: ω1

38182.58

ω1 = 0.225

six ratio vs. one ratio: P < 0.01

 

branch B: ω2

 

ω2 = 0.373

six ratio vs. two ratio: P < 0.01

 

branch C: ω3

 

ω3 = 0.198

six ratio vs. three ratio: P < 0.01

 

branch D: ω4

 

ω4 = 0.242

 
 

branch E: ω5

 

ω5 = 0.187

 
 

other branches: ω0

 

ω0 = 0.283