Figure 1 of Tanwar, Mol Vis 2010; 16:2395-2401.

Figure 1. DNA sequence chromatogram of VSX1 equivalent to codon 181 to 184. A: The reference sequence derived from control is shown. B: Sequence derived from keratoconus patient shows homozygous A>G nucleotide change which predicts a codon change GCA>GCG and synonymous change p.A182A.