Shared TIR enzymatic functions regulate cell death and immunity across the tree of life

K Essuman, J Milbrandt, JL Dangl, MT Nishimura - Science, 2022 - science.org
In the 20th century, researchers studying animal and plant signaling pathways discovered a
protein domain that is shared across diverse innate immune systems: the Toll/interleukin …

Recent advances in the development of toll-like receptor agonist-based vaccine adjuvants for infectious diseases

JX Yang, JC Tseng, GY Yu, Y Luo, CYF Huang… - Pharmaceutics, 2022 - mdpi.com
Vaccines are powerful tools for controlling microbial infections and preventing epidemic
diseases. Efficient inactive, subunit, or viral-like particle vaccines usually rely on a safe and …

Direct pathogen-induced assembly of an NLR immune receptor complex to form a holoenzyme

S Ma, D Lapin, LI Liu, Y Sun, W Song, X Zhang… - Science, 2020 - science.org
INTRODUCTION Discrimination of self from nonself is pivotal for cellular organisms, as it
allows the perception of pathogenic invaders that might otherwise multiply unchecked and …

SARS-CoV-2 proteases PLpro and 3CLpro cleave IRF3 and critical modulators of inflammatory pathways (NLRP12 and TAB1): implications for disease presentation …

M Moustaqil, E Ollivier, HP Chiu, S Van Tol… - Emerging microbes & …, 2021 - Taylor & Francis
The genome of SARS-CoV-2 encodes two viral proteases (NSP3/papain-like protease and
NSP5/3C-like protease) that are responsible for cleaving viral polyproteins during …

NAD+ cleavage activity by animal and plant TIR domains in cell death pathways

S Horsefield, H Burdett, X Zhang, MK Manik, Y Shi… - Science, 2019 - science.org
SARM1 (sterile alpha and TIR motif containing 1) is responsible for depletion of
nicotinamide adenine dinucleotide in its oxidized form (NAD+) during Wallerian …

Structure of the activated ROQ1 resistosome directly recognizing the pathogen effector XopQ

R Martin, T Qi, H Zhang, F Liu, M King, C Toth… - Science, 2020 - science.org
INTRODUCTION Plants and animals respond to pathogen invasion through intracellular
nucleotide-binding leucine-rich repeat receptors (NLRs) that directly interact with pathogen …

Cyclic ADP ribose isomers: Production, chemical structures, and immune signaling

MK Manik, Y Shi, S Li, MA Zaydman, N Damaraju… - Science, 2022 - science.org
Cyclic adenosine diphosphate (ADP)–ribose (cADPR) isomers are signaling molecules
produced by bacterial and plant Toll/interleukin-1 receptor (TIR) domains via nicotinamide …

Cyclic nucleotide-induced helical structure activates a TIR immune effector

G Hogrel, A Guild, S Graham, H Rickman, S Grüschow… - Nature, 2022 - nature.com
Cyclic nucleotide signalling is a key component of antiviral defence in all domains of life.
Viral detection activates a nucleotide cyclase to generate a second messenger, resulting in …

[HTML][HTML] Structural basis of SARM1 activation, substrate recognition, and inhibition by small molecules

Y Shi, PS Kerry, JD Nanson, T Bosanac, Y Sasaki… - Molecular cell, 2022 - cell.com
The NADase SARM1 (sterile alpha and TIR motif containing 1) is a key executioner of axon
degeneration and a therapeutic target for several neurodegenerative conditions. We show …

M2 macrophage-derived exosomes carry microRNA-148a to alleviate myocardial ischemia/reperfusion injury via inhibiting TXNIP and the TLR4/NF-κB/NLRP3 …

Y Dai, S Wang, S Chang, D Ren, S Shali, C Li… - Journal of molecular and …, 2020 - Elsevier
Background Reperfusion may cause injuries to the myocardium in ischemia situation.
Emerging studies suggest that exosomes may serve as key mediators in myocardial …