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 …

Is localized acquired resistance the mechanism for effector-triggered disease resistance in plants?

P Jacob, J Hige, JL Dangl - Nature Plants, 2023 - nature.com
Plant nucleotide-binding leucine-rich repeat receptors (NLRs) are intracellular immune
receptors that are activated by their direct or indirect interactions with virulence effectors …

TIR-catalyzed ADP-ribosylation reactions produce signaling molecules for plant immunity

A Jia, S Huang, W Song, J Wang, Y Meng, Y Sun, L Xu… - Science, 2022 - science.org
Plant pathogen–activated immune signaling by nucleotide-binding leucine-rich repeat
(NLR) receptors with an N-terminal Toll/interleukin-1 receptor (TIR) domain converges on …

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 …

Conditioning of the immune system by the microbiome

DB Graham, RJ Xavier - Trends in Immunology, 2023 - cell.com
The human intestinal microbiome has coevolved with its host to establish a stable
homeostatic relationship with hallmark features of mutualistic symbioses, yet the mechanistic …

Effector‐dependent activation and oligomerization of plant NRC class helper NLRs by sensor NLR immune receptors Rpi‐amr3 and Rpi‐amr1

HK Ahn, X Lin, AC Olave‐Achury, L Derevnina… - The EMBO …, 2023 - embopress.org
Plant pathogens compromise crop yields. Plants have evolved robust innate immunity that
depends in part on intracellular Nucleotide‐binding, Leucine rich‐Repeat (NLR) immune …

NLR receptors in plant immunity: making sense of the alphabet soup

MP Contreras, D Lüdke, H Pai, AA Toghani… - EMBO …, 2023 - embopress.org
Plants coordinately use cell‐surface and intracellular immune receptors to perceive
pathogens and mount an immune response. Intracellular events of pathogen recognition are …

Plant and prokaryotic TIR domains generate distinct cyclic ADPR NADase products

AM Bayless, S Chen, SC Ogden, X Xu, JD Sidda… - Science …, 2023 - science.org
Toll/interleukin-1 receptor (TIR) domain proteins function in cell death and immunity. In
plants and bacteria, TIR domains are often enzymes that produce isomers of cyclic …

Structure, biochemical function, and signaling mechanism of plant NLRs

J Wang, W Song, J Chai - Molecular Plant, 2023 - cell.com
To counter pathogen invasion, plants have evolved a large number of immune receptors,
including membrane-resident pattern recognition receptors (PRRs) and intracellular …

Sensor NLR immune proteins activate oligomerization of their NRC helpers in response to plant pathogens

MP Contreras, H Pai, Y Tumtas, C Duggan… - The EMBO …, 2023 - embopress.org
Nucleotide‐binding domain leucine‐rich repeat (NLR) immune receptors are important
components of plant and metazoan innate immunity that can function as individual units or …