NLRP4 regulate the host immune responses by recruiting E3 ubiquitin-protein ligase DTX4 to the kinase TBK1. DTX4 promotes K48-linked ubiquitination of TBK1 resulting in the degradation of TBK1 and downregulation of IFN signaling (Cui J et al. 2012).
Wang, HY, Cui, J, Songyang, Z, Li, Y, Wang, RF, Liu, D, Zhu, L
ubiquitin-protein transferase activity of NLRP4:DTX4:dsDNA:ZBP1:pS-172-TBK1 [cytosol]
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