Fig. 1From: First de novo KCND3 mutation causes severe Kv4.3 channel dysfunction leading to early onset cerebellar ataxia, intellectual disability, oral apraxia and epilepsyPedigree and electropherogram of de novo KCND3 mutation. Pedigree of the Belgian family. Squares indicate males and circle represent female. Filled symbol means affected individual. The affected boy carries the p.Arg293_Phe295dup mutation which is absent in the parents and four healthy brothersBack to article page