1. Center for Neuroscience and Cell Biology (CNC) University of Coimbra Coimbra Portugal
2. Center for Innovative Biomedicine and Biotechnology (CIBB) University of Coimbra Coimbra Portugal
3. Institute for Interdisciplinary Research University of Coimbra (IIIUC) Coimbra Portugal
4. Faculty of Pharmacy University of Coimbra (FFUC) Coimbra Portugal
5. Neurology Department, Child Development Centre Coimbra's Hospital and University Centre (CHUC) Coimbra Portugal
6. Department of Neurology Coimbra University Hospital Center (CHUC) Coimbra Portugal
7. Institute of Medical Genetics and Applied Genomics University of Tübingen Tübingen Germany
8. Centre for Rare Diseases University of Tübingen Tübingen Germany
9. Instituto de Biologia Molecular e Celular (IBMC), Instituto de Investigação e Inovação em Saúde (i3S) Universidade do Porto Porto Portugal
10. Faculdade de Ciências e Tecnologia (FCT) Universidade dos Açores (UAc) Ponta Delgada Portugal
11. DZNE, German Center for Neurodegenerative Diseases Bonn Germany
12. Department of Neurology University Hospital Bonn Bonn Germany
13. Ataxia Centre, Department of Clinical and Movement Neurosciences, UCL Queen Square Institute of Neurology University College London London UK
14. Department of Neurogenetics, National Hospital for Neurology and Neurosurgery University College London Hospitals NHS Foundation Trust London UK
15. Department of Neurology RWTH Aachen University Aachen Germany
16. JARA‐BRAIN Institute Molecular Neuroscience and Neuroimaging Forschungszentrum Jülich GmbH and RWTH Aachen University Aachen Germany
17. Department of Neurology Essen University Hospital Essen Germany
18. Center for Translational Neuro‐ and Behavioral Sciences (C‐TNBS), Essen University Hospital University of Duisburg‐Essen Essen Germany
19. Service of Neurology University Hospital Marqués de Valdecilla (IDIVAL), University of Cantabria (UC), Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED) Santander Spain
20. Department of Neurology, Radboud University Medical Centre Donders Institute for Brain, Cognition and Behaviour Nijmegen The Netherlands
21. Department of Neurodegenerative Diseases and Hertie‐Institute for Clinical Brain Research University of Tübingen Tübingen Germany
22. German Centre for Neurodegenerative Diseases (DZNE) Tübingen Germany