Human RIPK3 maintains MLKL in an inactive conformation prior to cell death by necroptosis

Y Meng, KA Davies, C Fitzgibbon, SN Young… - Nature …, 2021 - nature.com
The ancestral origins of the lytic cell death mode, necroptosis, lie in host defense. However,
the dysregulation of necroptosis in inflammatory diseases has led to widespread interest in …

[HTML][HTML] The pseudokinase MLKL mediates necroptosis via a molecular switch mechanism

JM Murphy, PE Czabotar, JM Hildebrand, IS Lucet… - Immunity, 2013 - cell.com
Mixed lineage kinase domain-like (MLKL) is a component of the" necrosome," the
multiprotein complex that triggers tumor necrosis factor (TNF)-induced cell death by …

Conformational interconversion of MLKL and disengagement from RIPK3 precede cell death by necroptosis

SE Garnish, Y Meng, A Koide, JJ Sandow… - Nature …, 2021 - nature.com
Phosphorylation of the MLKL pseudokinase by the RIPK3 kinase leads to MLKL
oligomerization, translocation to, and permeabilization of, the plasma membrane to induce …

A toolbox for imaging RIPK1, RIPK3, and MLKL in mouse and human cells

AL Samson, C Fitzgibbon, KM Patel… - Cell Death & …, 2021 - nature.com
Necroptosis is a lytic, inflammatory cell death pathway that is dysregulated in many human
pathologies. The pathway is executed by a core machinery comprising the RIPK1 and …

Distinct pseudokinase domain conformations underlie divergent activation mechanisms among vertebrate MLKL orthologues

KA Davies, C Fitzgibbon, SN Young, SE Garnish… - Nature …, 2020 - nature.com
The MLKL pseudokinase is the terminal effector in the necroptosis cell death pathway.
Phosphorylation by its upstream regulator, RIPK3, triggers MLKL's conversion from a …

Identification of MLKL membrane translocation as a checkpoint in necroptotic cell death using Monobodies

EJ Petrie, RW Birkinshaw, A Koide… - Proceedings of the …, 2020 - National Acad Sciences
The necroptosis cell death pathway has been implicated in host defense and in the
pathology of inflammatory diseases. While phosphorylation of the necroptotic effector …

Necroptosis signalling is tuned by phosphorylation of MLKL residues outside the pseudokinase domain activation loop

MC Tanzer, A Tripaydonis, AI Webb… - Biochemical …, 2015 - portlandpress.com
The pseudokinase MLKL (mixed lineage kinase domain-like), has recently emerged as a
critical component of the necroptosis cell death pathway. Although it is clear that …

Conformational switching of the pseudokinase domain promotes human MLKL tetramerization and cell death by necroptosis

EJ Petrie, JJ Sandow, AV Jacobsen, BJ Smith… - Nature …, 2018 - nature.com
Necroptotic cell death is mediated by the most terminal known effector of the pathway,
MLKL. Precisely how phosphorylation of the MLKL pseudokinase domain activation loop by …

[HTML][HTML] Post-translational control of RIPK3 and MLKL mediated necroptotic cell death

JM Murphy, JE Vince - F1000Research, 2015 - ncbi.nlm.nih.gov
Several programmed lytic and necrotic-like cell death mechanisms have now been
uncovered, including the recently described receptor interacting protein kinase-3 (RIPK3) …

RIPK3 promotes cell death and NLRP3 inflammasome activation in the absence of MLKL

KE Lawlor, N Khan, A Mildenhall, M Gerlic… - Nature …, 2015 - nature.com
RIPK3 and its substrate MLKL are essential for necroptosis, a lytic cell death proposed to
cause inflammation via the release of intracellular molecules. Whether and how RIPK3 …