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Table 5 Codeml selection analysis using the nearly neutral (M1) and the positive selection (M2) models

From: RNA-seq and high-definition mass spectrometry reveal the complex and divergent venoms of two rear-fanged colubrid snakes

Toxins

n/model

M0:w

M1: nearly neutral

-lnL

M2: positive selection

-lnL

P

SVMP-MP

18

1.15

p: (0.40, 0.60)

4,092.28

p: (0.31, 0.46, 0.23)

4,035.46

2.1×10−25

 

GTR+G

 

w: (0.09, 1.00)

 

w: (0.08, 1.00, 3.85)

  

SVMP-DIS

18

1.29

p: (0.45, 0.55)

1,388.59

p: (0.30, 0.54, 0.16)

1,357.60

3.5×10−14

 

HKY+G

 

w: (0.09, 1.00)

 

w: (0.03, 1.00, 6.00)

  

SVMP-ACR

18

1.39

p: (0.49, 0.51)

2,196.52

p: (0.28, 0.49, 0.23)

2,133.51

4.3×10−28

 

HKY+G

 

w: (0.09, 1.00)

 

w: (0.00, 1.00, 6.03)

  

3FTx

11

1.78

p: (0.33, 0.67)

1,300.12

p: (0.16, 0.44, 0.40)

1,269.82

6.9×10−14

 

SYM+G

 

w: (0.07, 1.00)

 

w: (0.00, 1.00, 6.80)

  

CTL

12

0.53

p: (0.45, 0.55)

3,921.91

p: (0.37, 0.44, 0.19)

3,902.58

4.0×10−9

 

K80+I+G

 

w: (0.13, 1.00)

 

w: (0.14, 1.00, 3.26)

  

Ficolin

7

0.37

p: (0.48, 0.52)

4,470.30

p: (0.47, 0.52, 0.01)

4,458.24

5.8×10−6

 

GTR+G

 

w: (0.04, 1.00)

 

w: (0.04, 1.00, 51.68)

  
  1. Abbreviations: SVMP–snake venom metalloproteinase, MP–metalloproteinase domain, DIS–disintegrin domain, ACR–cysteine-rich domain, 3FTx–three-finger toxin, CTL–C-type lectin, w–ratio(s) of nonsynonyous to synonymous substitution rates, p–site-class frequencies, lnL–log likelihood, n–number of sequences.