Hypochondroplasia, Acanthosis Nigricans, and Insulin Resistance in a Child with FGFR3 Mutation: Is It Just an Association?

Figure 4

Electropherogram showing the heterozygous base change from cytosine to adenine (arrow) in the FGFR3 gene, which leads to the substitution of asparagine (N) to lysine (K) at codon 540 of the FGFR3 protein.