Functional amyloids

D Otzen, R Riek - Cold Spring Harbor perspectives in …, 2019 - cshperspectives.cshlp.org
When protein/peptides aggregate, they usually form the amyloid state consisting of cross β-
sheet structure built by repetitively stacked β-strands forming long fibrils. Amyloids are …

The antisocial network: cross talk between cell death programs in host defense

AG Snyder, A Oberst - Annual review of immunology, 2021 - annualreviews.org
Nearly all animal cells contain proteins evolved to trigger the destruction of the cell in which
they reside. The activation of these proteins occurs via sequential programs, and much effort …

[HTML][HTML] Microbiota-derived lactate activates production of reactive oxygen species by the intestinal NADPH oxidase Nox and shortens Drosophila lifespan

I Iatsenko, JP Boquete, B Lemaitre - Immunity, 2018 - cell.com
Commensal microbes colonize the gut epithelia of virtually all animals and provide several
benefits to their hosts. Changes in commensal populations can lead to dysbiosis, which is …

Autophagy regulates inflammatory programmed cell death via turnover of RHIM-domain proteins

J Lim, H Park, J Heisler, T Maculins, M Roose-Girma… - elife, 2019 - elifesciences.org
RIPK1, RIPK3, ZBP1 and TRIF, the four mammalian proteins harboring RIP homotypic
interaction motif (RHIM) domains, are key components of inflammatory signaling and …

Functional amyloids: Where supramolecular amyloid assembly controls biological activity or generates new functionality

JA Buchanan, NR Varghese, CL Johnston… - Journal of Molecular …, 2023 - Elsevier
Functional amyloids are a rapidly expanding class of fibrillar protein structures, with a core
cross-β scaffold, where novel and advantageous biological function is generated by the …

HSPA8 acts as an amyloidase to suppress necroptosis by inhibiting and reversing functional amyloid formation

E Wu, W He, C Wu, Z Chen, S Zhou, X Wu, Z Hu, K Jia… - Cell Research, 2023 - nature.com
Ultra-stable fibrous structure is a hallmark of amyloids. In contrast to canonical disease-
related amyloids, emerging research indicates that a significant number of cellular amyloids …

Microbiota-derived acetate activates intestinal innate immunity via the Tip60 histone acetyltransferase complex

BE Jugder, L Kamareddine, PI Watnick - Immunity, 2021 - cell.com
Microbe-derived acetate activates the Drosophila immunodeficiency (IMD) pathway in a
subset of enteroendocrine cells (EECs) of the anterior midgut. In these cells, the IMD …

RIPK protein kinase family: Atypical lives of typical kinases

GD Cuny, A Degterev - Seminars in cell & developmental biology, 2021 - Elsevier
Abstract Receptor Interacting Protein Kinases (RIPKs) are a family of Ser/Thr/Tyr kinases
whose functions, regulation and pathophysiologic roles have remained an enigma for a long …

Ecdysone signaling mediates the trade-off between immunity and reproduction via suppression of amyloids in the mosquito Aedes aegypti

M Wang, Y Wang, M Chang, X Wang, Z Shi… - PLoS …, 2022 - journals.plos.org
The balance between immunity and reproduction is essential for many key physiological
functions. We report that to maintain an optimal fertility, 20-hydroxyecdysone (20E) and the …

Viral M45 and necroptosis‐associated proteins form heteromeric amyloid assemblies

CLL Pham, N Shanmugam, M Strange, A O'Carroll… - EMBO …, 2019 - embopress.org
The murine cytomegalovirus protein M45 protects infected mouse cells from necroptotic
death and, when heterologously expressed, can protect human cells from necroptosis …