SPATA2 links CYLD to the TNF-α receptor signaling complex and modulates the receptor signaling outcomes
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SPATA2 links CYLD to the TNF-α receptor signaling complex and modulates the receptor signaling outcomes. / Wagner, Sebastian A; Satpathy, Shankha; Beli, Petra; Choudhary, Chuna Ram.
In: E M B O Journal, Vol. 35, No. 17, 01.09.2016, p. 1868-1884.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - SPATA2 links CYLD to the TNF-α receptor signaling complex and modulates the receptor signaling outcomes
AU - Wagner, Sebastian A
AU - Satpathy, Shankha
AU - Beli, Petra
AU - Choudhary, Chuna Ram
N1 - © 2016 The Authors.
PY - 2016/9/1
Y1 - 2016/9/1
N2 - TNF-α is a key regulator of innate immune and proinflammatory responses. However, the composition of the TNF-α receptor-associated signaling complexes (TNF-RSC) and the architecture of the downstream signaling networks are incompletely understood. We employed quantitative mass spectrometry to demonstrate that TNF-α stimulation induces widespread protein phosphorylation and that the scope of phosphorylation expands in a temporal manner. TNF-α stimulation also induces rapid ubiquitylation of components of the TNF-RSC Temporal analysis of the TNF-RSC composition identified SPATA2 as a novel component of the TNF-RSC The predicted PUB domain in the N-terminus of SPATA2 interacts with the USP domain of CYLD, whereas the C-terminus of SPATA2 interacts with HOIP SPATA2 is required for recruitment of CYLD to the TNF-RSC Downregulation of SPATA2 augments transcriptional activation of NF-κB and inhibits TNF-α-induced necroptosis, pointing to an important function of SPATA2 in modulating the outcomes of TNF-α signaling. Taken together, our study draws a detailed map of TNF-α signaling, identifies SPATA2 as a novel component of TNF-α signaling, and provides a rich resource for further functional investigations.
AB - TNF-α is a key regulator of innate immune and proinflammatory responses. However, the composition of the TNF-α receptor-associated signaling complexes (TNF-RSC) and the architecture of the downstream signaling networks are incompletely understood. We employed quantitative mass spectrometry to demonstrate that TNF-α stimulation induces widespread protein phosphorylation and that the scope of phosphorylation expands in a temporal manner. TNF-α stimulation also induces rapid ubiquitylation of components of the TNF-RSC Temporal analysis of the TNF-RSC composition identified SPATA2 as a novel component of the TNF-RSC The predicted PUB domain in the N-terminus of SPATA2 interacts with the USP domain of CYLD, whereas the C-terminus of SPATA2 interacts with HOIP SPATA2 is required for recruitment of CYLD to the TNF-RSC Downregulation of SPATA2 augments transcriptional activation of NF-κB and inhibits TNF-α-induced necroptosis, pointing to an important function of SPATA2 in modulating the outcomes of TNF-α signaling. Taken together, our study draws a detailed map of TNF-α signaling, identifies SPATA2 as a novel component of TNF-α signaling, and provides a rich resource for further functional investigations.
U2 - 10.15252/embj.201694300
DO - 10.15252/embj.201694300
M3 - Journal article
C2 - 27307491
VL - 35
SP - 1868
EP - 1884
JO - E M B O Journal
JF - E M B O Journal
SN - 0261-4189
IS - 17
ER -
ID: 162643966