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Table 1 Codon usage bias in the 141 9-nt tripeptide repeat coding sequences in  G. morhua  AFGP gene Gm1-1

From: Protein genes in repetitive sequence—antifreeze glycoproteins in Atlantic cod genome

  Codon 1 (Ala/Pro) Codon 2 (Ala) Codon 3 (Thr/Arg)
nt/position 1 2 3 4 5 6 7 8 9
G 122 0 45 141 0 0 2 4 0
A 0 0 45 0 0 20 139 0 68
C 19 141 49 0 141 121 0 137 25
T 0 0 2 0 0 0 0 0 48
Predominant nt G C C/G/A G C C A C A/T
% 86.5 100 34.6/31.9/31.9 100 100 86.4 98.6 97.2 48.2/34.0