Table 1: Codon usage in positions 159 and 316 of NS5B in different genotypes and subtypes.

159 316
L ctc (G1a,G2b,G3)
ctt (G1b,G2a)
C tgt (G1a,G2b)
tgc (G1b,G2a,G3)
F ttc
ttt
N aat
aac

In bold, one-letter code for amino acids.
Three letter code was used for the codons. Genotypes are between brackets.