[HTML][HTML] Epigenetic processes in plant stress priming: Open questions and new approaches

CJ Harris, A Amtmann, J Ton - Current Opinion in Plant Biology, 2023 - Elsevier
Priming reflects the capacity of plants to memorise environmental stress experience and
improve their response to recurring stress. Epigenetic modifications in DNA and associated …

Variation is important: warranting chromatin function and dynamics by histone variants

D Jiang, F Berger - Current Opinion in Plant Biology, 2023 - Elsevier
The chromatin of flowering plants exhibits a wide range of sequence variants of the core and
linker histones. Recent studies have demonstrated that specific histone variant enrichment …

Poly (ADP-ribosyl) ation enhances nucleosome dynamics and organizes DNA damage repair components within biomolecular condensates

ML Nosella, TH Kim, SK Huang, RW Harkness… - Molecular Cell, 2024 - cell.com
Nucleosomes, the basic structural units of chromatin, hinder recruitment and activity of
various DNA repair proteins, necessitating modifications that enhance DNA accessibility …

FOXA1 forms biomolecular condensates that unpack condensed chromatin to function as a pioneer factor

D Ji, C Shao, J Yu, Y Hou, X Gao, Y Wu, L Wang… - Molecular cell, 2024 - cell.com
Eukaryotic DNA is packaged into chromatin in the nucleus, restricting the binding of
transcription factors (TFs) to their target DNA sites. FOXA1 functions as a pioneer TF to bind …

Mind the gap: epigenetic regulation of chromatin accessibility in plants

J Candela-Ferre, B Diego-Martin… - Plant …, 2024 - academic.oup.com
Chromatin plays a crucial role in genome compaction and is fundamental for regulating
multiple nuclear processes. Nucleosomes, the basic building blocks of chromatin, are …

Phase separation of BuGZ regulates gut regeneration and aging through interaction with m6A regulators

Q Zhang, K Deng, M Liu, S Yang, W Xu, T Feng… - Nature …, 2023 - nature.com
Exploring the role of phase separation in intracellular compartment formation is an active
area of research. However, the associations of phase separation with intestinal stem cell …

Liquid–liquid phase separation in plants: Advances and perspectives from model species to crops

Q Liu, W Liu, Y Niu, T Wang, J Dong - Plant Communications, 2023 - cell.com
Membraneless biomolecular condensates play important roles in both normal life activities
and responses to environmental stimuli in living organisms. Liquid‒liquid phase separation …

[HTML][HTML] Linker histone H1 drives heterochromatin condensation via phase separation in Arabidopsis

S He, Y Yu, L Wang, J Zhang, Z Bai, G Li, P Li… - The Plant …, 2024 - ncbi.nlm.nih.gov
In the eukaryotic nucleus, heterochromatin forms highly condensed, visible foci known as
heterochromatin foci (HF). These HF are enriched with linker histone H1, a key player in …

Histone variants and modifications during abiotic stress response

R Nunez-Vazquez, B Desvoyes… - Frontiers in Plant …, 2022 - frontiersin.org
Plants have developed multiple mechanisms as an adaptive response to abiotic stresses,
such as salinity, drought, heat, cold, and oxidative stress. Understanding these regulatory …

Emerging roles of phase separation in plant transcription and chromatin organization

Y Wang, S He, X Fang - Current Opinion in Plant Biology, 2023 - Elsevier
Transcription is a core step in gene expression. Regulation of transcription is achieved at the
level of transcription machinery, local chromatin environment as well as higher-order …