TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy

Xenophage, or autophagy directed against pathogens, might be involved in the clearance of bacterial infection, but the mechanism is unclear. Here, the authors show that ubiquitinated bacteria are bound by TBC1D9 via a Ca2+-dependent interaction to induce downstream activation of TBK1 signalling and...

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Main Authors: Takashi Nozawa, Shunsuke Sano, Atsuko Minowa-Nozawa, Hirotaka Toh, Shintaro Nakajima, Kazunori Murase, Chihiro Aikawa, Ichiro Nakagawa
Format: Article
Language:English
Published: Nature Portfolio 2020-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-14533-4
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author Takashi Nozawa
Shunsuke Sano
Atsuko Minowa-Nozawa
Hirotaka Toh
Shintaro Nakajima
Kazunori Murase
Chihiro Aikawa
Ichiro Nakagawa
author_facet Takashi Nozawa
Shunsuke Sano
Atsuko Minowa-Nozawa
Hirotaka Toh
Shintaro Nakajima
Kazunori Murase
Chihiro Aikawa
Ichiro Nakagawa
author_sort Takashi Nozawa
collection DOAJ
description Xenophage, or autophagy directed against pathogens, might be involved in the clearance of bacterial infection, but the mechanism is unclear. Here, the authors show that ubiquitinated bacteria are bound by TBC1D9 via a Ca2+-dependent interaction to induce downstream activation of TBK1 signalling and xenophagy, as well as mitophagy.
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spelling doaj.art-181094b3d4dc4048b7968139d10166592022-12-21T19:32:00ZengNature PortfolioNature Communications2041-17232020-02-0111111610.1038/s41467-020-14533-4TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagyTakashi Nozawa0Shunsuke Sano1Atsuko Minowa-Nozawa2Hirotaka Toh3Shintaro Nakajima4Kazunori Murase5Chihiro Aikawa6Ichiro Nakagawa7Department of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Life Science Dentistry, The Nippon Dental UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityDepartment of Microbiology, Graduate School of Medicine, Kyoto UniversityXenophage, or autophagy directed against pathogens, might be involved in the clearance of bacterial infection, but the mechanism is unclear. Here, the authors show that ubiquitinated bacteria are bound by TBC1D9 via a Ca2+-dependent interaction to induce downstream activation of TBK1 signalling and xenophagy, as well as mitophagy.https://doi.org/10.1038/s41467-020-14533-4
spellingShingle Takashi Nozawa
Shunsuke Sano
Atsuko Minowa-Nozawa
Hirotaka Toh
Shintaro Nakajima
Kazunori Murase
Chihiro Aikawa
Ichiro Nakagawa
TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
Nature Communications
title TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
title_full TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
title_fullStr TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
title_full_unstemmed TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
title_short TBC1D9 regulates TBK1 activation through Ca2+ signaling in selective autophagy
title_sort tbc1d9 regulates tbk1 activation through ca2 signaling in selective autophagy
url https://doi.org/10.1038/s41467-020-14533-4
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