Figure 1: Clinical characteristics of the five patients with dystonia.

Pedigree of the five patients with dystonia. Each generation is denoted by a Roman numeral, and each individual by an Arabic numeral. Empty symbols represent unaffected individuals. Solid symbols represent dystonia patients. Slashes represent deceased individuals. Double horizontal lines represent consanguious couples. The proband is indicated by arrow. (b) MRI image of the proband IV6.