Figure 2 of Tanwar, Mol Vis 2010; 16:2395-2401.

Figure 2. DNA sequence chromatogram of VSX1 equivalent to codon 217 to 219. A: The reference sequence derived from control is shown. B: Sequence derived from keratoconus patient shows homozygous G>A nucleotide change which predicts a codon change CGC>CAC and non-synonymous change p.R217H.