From: Sex differences in the prognostic significance of KRAS codons 12 and 13, and BRAF mutations in colorectal cancer: a cohort study
Codon
Sequence (amino acid)
Number (%)
12
CGT (Arg)
2 (1.0)
GAT (Asp)
57 (29.8)
GTT (Val)
60 (31.4)
TGT (Cys)
15 (7.9)
AGT (Ser)
13 (6.8)
GCT (Ala)
10 (5.2)
13
GAC (Asp)
33 (17.3)
GTC (Val)
1 (0.5)