[1] Univ Tubingen, Rare Dis Ctr Tuebingen, Inst Med Genet & Appl Genom, Tubingen, Germany
[2] Hertie Inst Clin Brain Res, Tubingen, Germany
[3] Univ Tubingen, German Res Ctr Neurodegenerat Dis DZNE, Tubingen, Germany
[4] Univ Tubingen, Transgen Facil Tuebingen, Tubingen, Germany
[5] Passauer Wolf, Ctr Rehabil, Bad Gogging, Germany
[6] Univ Hosp Dusseldorf, Inst Human Genet, Dusseldorf, Germany
[7] Goethe Univ Frankfurt, Sch Med, Expt Neurol, D-60590 Frankfurt, Germany