Intranuclear inclusions of polyQ-expanded ATXN1 sequester RNA molecules.

"rna-seq data were deposited in the european nucleotide archive (ena) under accession number prjeb64635 ."

"Conflict of interest The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest."

"The authors declare financial support was received for the research, authorship, and/or publication of this article. This study was supported by: (1) the Hellenic Foundation for Research and Innovation (HFRI) and the General Secretariat for Research and Innovation (GSRI) under the 1st Call for research projects to support Postdoctoral Researchers (Grant Agreement No. 122), (2) the HFRI under the 3rd Call for HFRI PhD Fellowships (Fellowship Number: 6654), and (3) the STREAMLINE project funded by Horizon Europe programme Widening Participation and Spreading Excellence (Grant Agreement No. 101060201)."