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Identification of Post-translational Modifications of Plant Protein Complexes

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Published on: February 22, 2014

Decoding Plant-Pathogen Interactions: A Comprehensive Exploration of Effector-Plant Transcription Factor Dynamics.

Hui Xiang¹, Boris Stojilkovic^1,2, Godelieve Gheysen¹

¹Faculty of Bioscience Engineering, Ghent University, Gent, Belgium.

Molecular Plant Pathology

|January 24, 2025

Summary

Plant pathogen effectors manipulate plant transcription factors (TFs) to infect hosts. This review details how effectors target TFs, impacting plant defense and coevolution.

Keywords:

effectors protein–protein interactions transcription factors

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Area of Science:

Plant Pathology
Molecular Biology
Genetics

Background:

Plant-pathogen interactions involve coevolutionary arms races.
Pathogen effectors are key virulence factors that manipulate host processes.
Plant transcription factors (TFs) regulate essential cellular functions and defense responses.

Purpose of the Study:

To review the mechanisms by which pathogen effectors target and manipulate plant transcription factors (TFs).
To elucidate the impact of TF-effector interactions on host-pathogen dynamics and plant defense.
To explore the convergent evolution of effectors targeting TFs.

Main Methods:

Systematic review of documented TF-effector interactions.
Analysis of effector strategies targeting TF activity, expression, degradation, and localization.
Examination of the role of TFs in plant immunity.

Main Results:

Effectors employ diverse tactics to manipulate TFs, including altering their activity, complex formation, expression, degradation (ubiquitin-proteasome system), and subcellular localization.
TF manipulation by effectors significantly impacts plant defense mechanisms and disease development.
Convergent evolution of effectors targeting TFs highlights the critical role of these regulators.

Conclusions:

Transcription factors are central to plant defense against pathogens.
Pathogen effectors have evolved sophisticated strategies to subvert TF function for successful infection.
Understanding these interactions provides insights into plant immunity and potential targets for disease control.