Nine inherited neurodegenerative disorders are caused by polyglutamine (polyQ) expansions in diverse proteins. A study now suggests that polyQ-mediated depletion of nonhistone chromatin proteins enhances genotoxic stress induced by the disease protein.
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Todi, S., Paulson, H. Dangerous liaisons: polyglutamine meets HMGB. Nat Cell Biol 9, 359–361 (2007). https://doi.org/10.1038/ncb0407-359
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DOI: https://doi.org/10.1038/ncb0407-359