The autism susceptibility kinase, TAOK2, phosphorylates eEF2 and modulates translation
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The autism susceptibility kinase, TAOK2, phosphorylates eEF2 and modulates translation. / Henis, Melad; Rücker, Tabitha; Scharrenberg, Robin; Richter, Melanie; Baltussen, Lucas; Hong, Shuai; Meka, Durga Praveen; Schwanke, Birgit; Neelagandan, Nagammal; Daaboul, Danie; Murtaza, Nadeem; Krisp, Christoph; Harder, Sönke; Schlüter, Hartmut; Kneussel, Matthias; Hermans-Borgmeyer, Irm; de Wit, Joris; Singh, Karun K; Duncan, Kent E; de Anda, Froylan Calderón.
In: SCI ADV, Vol. 10, No. 15, 12.04.2024, p. eadf7001.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - The autism susceptibility kinase, TAOK2, phosphorylates eEF2 and modulates translation
AU - Henis, Melad
AU - Rücker, Tabitha
AU - Scharrenberg, Robin
AU - Richter, Melanie
AU - Baltussen, Lucas
AU - Hong, Shuai
AU - Meka, Durga Praveen
AU - Schwanke, Birgit
AU - Neelagandan, Nagammal
AU - Daaboul, Danie
AU - Murtaza, Nadeem
AU - Krisp, Christoph
AU - Harder, Sönke
AU - Schlüter, Hartmut
AU - Kneussel, Matthias
AU - Hermans-Borgmeyer, Irm
AU - de Wit, Joris
AU - Singh, Karun K
AU - Duncan, Kent E
AU - de Anda, Froylan Calderón
PY - 2024/4/12
Y1 - 2024/4/12
N2 - Genes implicated in translation control have been associated with autism spectrum disorders (ASDs). However, some important genetic causes of autism, including the 16p11.2 microdeletion, bear no obvious connection to translation. Here, we use proteomics, genetics, and translation assays in cultured cells and mouse brain to reveal altered translation mediated by loss of the kinase TAOK2 in 16p11.2 deletion models. We show that TAOK2 associates with the translational machinery and functions as a translational brake by phosphorylating eukaryotic elongation factor 2 (eEF2). Previously, all signal-mediated regulation of translation elongation via eEF2 phosphorylation was believed to be mediated by a single kinase, eEF2K. However, we show that TAOK2 can directly phosphorylate eEF2 on the same regulatory site, but functions independently of eEF2K signaling. Collectively, our results reveal an eEF2K-independent signaling pathway for control of translation elongation and suggest altered translation as a molecular component in the etiology of some forms of ASD.
AB - Genes implicated in translation control have been associated with autism spectrum disorders (ASDs). However, some important genetic causes of autism, including the 16p11.2 microdeletion, bear no obvious connection to translation. Here, we use proteomics, genetics, and translation assays in cultured cells and mouse brain to reveal altered translation mediated by loss of the kinase TAOK2 in 16p11.2 deletion models. We show that TAOK2 associates with the translational machinery and functions as a translational brake by phosphorylating eukaryotic elongation factor 2 (eEF2). Previously, all signal-mediated regulation of translation elongation via eEF2 phosphorylation was believed to be mediated by a single kinase, eEF2K. However, we show that TAOK2 can directly phosphorylate eEF2 on the same regulatory site, but functions independently of eEF2K signaling. Collectively, our results reveal an eEF2K-independent signaling pathway for control of translation elongation and suggest altered translation as a molecular component in the etiology of some forms of ASD.
U2 - 10.1126/sciadv.adf7001
DO - 10.1126/sciadv.adf7001
M3 - SCORING: Journal article
C2 - 38608030
VL - 10
SP - eadf7001
JO - SCI ADV
JF - SCI ADV
SN - 2375-2548
IS - 15
ER -