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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.