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Autophagic Punctum

Tweaking Ire1 to Unlock Autophagy in Yeast

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Article: 2241124 | Received 13 Jun 2023, Accepted 20 Jul 2023, Published online: 13 Aug 2023

Figures & data

Figure 1. Ire1 acts as a lid to regulate proteostasis response during chronic stress in yeast cells. In the resting stage, Ire1 activates the UPR upon accumulation of misfolded mutant huntingtin (NT-103Q). We show that in the absence of Ire1, compensatory mechanisms such as autophagy and proteasomal function are upregulated upon prolonged stress and reduce aggregation of NT-103Q.

Figure 1. Ire1 acts as a lid to regulate proteostasis response during chronic stress in yeast cells. In the resting stage, Ire1 activates the UPR upon accumulation of misfolded mutant huntingtin (NT-103Q). We show that in the absence of Ire1, compensatory mechanisms such as autophagy and proteasomal function are upregulated upon prolonged stress and reduce aggregation of NT-103Q.