Ribosome stalling is a signal for metabolic regulation by the ribotoxic stress response
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Ribosome stalling is a signal for metabolic regulation by the ribotoxic stress response. / Snieckute, Goda; Genzor, Aitana Victoria; Vind, Anna Constance; Ryder, Laura; Stoneley, Mark; Chamois, Sébastien; Dreos, René; Nordgaard, Cathrine; Sass, Frederike; Blasius, Melanie; López, Aida Rodríguez; Brynjólfsdóttir, Sólveig Hlín; Andersen, Kasper Langebjerg; Willis, Anne E.; Frankel, Lisa B.; Poulsen, Steen Seier; Gatfield, David; Gerhart-Hines, Zachary; Clemmensen, Christoffer; Bekker-Jensen, Simon.
In: Cell Metabolism, Vol. 34, No. 12, 2022, p. 2036-2046.e8.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Ribosome stalling is a signal for metabolic regulation by the ribotoxic stress response
AU - Snieckute, Goda
AU - Genzor, Aitana Victoria
AU - Vind, Anna Constance
AU - Ryder, Laura
AU - Stoneley, Mark
AU - Chamois, Sébastien
AU - Dreos, René
AU - Nordgaard, Cathrine
AU - Sass, Frederike
AU - Blasius, Melanie
AU - López, Aida Rodríguez
AU - Brynjólfsdóttir, Sólveig Hlín
AU - Andersen, Kasper Langebjerg
AU - Willis, Anne E.
AU - Frankel, Lisa B.
AU - Poulsen, Steen Seier
AU - Gatfield, David
AU - Gerhart-Hines, Zachary
AU - Clemmensen, Christoffer
AU - Bekker-Jensen, Simon
N1 - Publisher Copyright: © 2022 The Author(s)
PY - 2022
Y1 - 2022
N2 - Impairment of translation can lead to collisions of ribosomes, which constitute an activation platform for several ribosomal stress-surveillance pathways. Among these is the ribotoxic stress response (RSR), where ribosomal sensing by the MAP3K ZAKα leads to activation of p38 and JNK kinases. Despite these insights, the physiological ramifications of ribosomal impairment and downstream RSR signaling remain elusive. Here, we show that stalling of ribosomes is sufficient to activate ZAKα. In response to amino acid deprivation and full nutrient starvation, RSR impacts on the ensuing metabolic responses in cells, nematodes, and mice. The RSR-regulated responses in these model systems include regulation of AMPK and mTOR signaling, survival under starvation conditions, stress hormone production, and regulation of blood sugar control. In addition, ZAK−/− male mice present a lean phenotype. Our work highlights impaired ribosomes as metabolic signals and demonstrates a role for RSR signaling in metabolic regulation.
AB - Impairment of translation can lead to collisions of ribosomes, which constitute an activation platform for several ribosomal stress-surveillance pathways. Among these is the ribotoxic stress response (RSR), where ribosomal sensing by the MAP3K ZAKα leads to activation of p38 and JNK kinases. Despite these insights, the physiological ramifications of ribosomal impairment and downstream RSR signaling remain elusive. Here, we show that stalling of ribosomes is sufficient to activate ZAKα. In response to amino acid deprivation and full nutrient starvation, RSR impacts on the ensuing metabolic responses in cells, nematodes, and mice. The RSR-regulated responses in these model systems include regulation of AMPK and mTOR signaling, survival under starvation conditions, stress hormone production, and regulation of blood sugar control. In addition, ZAK−/− male mice present a lean phenotype. Our work highlights impaired ribosomes as metabolic signals and demonstrates a role for RSR signaling in metabolic regulation.
KW - amino acid starvation
KW - AMPK
KW - FGF21
KW - metabolic regulation
KW - mouse models
KW - mTOR
KW - ribosome collision
KW - ribotoxic stress response
KW - ZAK-alpha
U2 - 10.1016/j.cmet.2022.10.011
DO - 10.1016/j.cmet.2022.10.011
M3 - Journal article
C2 - 36384144
AN - SCOPUS:85143642349
VL - 34
SP - 2036-2046.e8
JO - Cell Metabolism
JF - Cell Metabolism
SN - 1550-4131
IS - 12
ER -
ID: 329742165