Multifunctional histone variants in genome function

LH Wong, DJ Tremethick - Nature Reviews Genetics, 2024 - nature.com
Histones are integral components of eukaryotic chromatin that have a pivotal role in the
organization and function of the genome. The dynamic regulation of chromatin involves the …

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 …

[HTML][HTML] The Polycomb repressive complex 2 deposits H3K27me3 and represses transposable elements in a broad range of eukaryotes

T Hisanaga, F Romani, S Wu, T Kowar, Y Wu… - Current Biology, 2023 - cell.com
The mobility of transposable elements (TEs) contributes to evolution of genomes. Their
uncontrolled activity causes genomic instability; therefore, expression of TEs is silenced by …

Histone divergence in trypanosomes results in unique alterations to nucleosome structure

G Deák, H Wapenaar, G Sandoval, R Chen… - Nucleic Acids …, 2023 - academic.oup.com
Eukaryotes have a multitude of diverse mechanisms for organising and using their
genomes, but the histones that make up chromatin are highly conserved. Unusually …

On the origin of the nucleus: a hypothesis

B Baum, A Spang - Microbiology and Molecular Biology Reviews, 2023 - Am Soc Microbiol
In this hypothesis article, we explore the origin of the eukaryotic nucleus. In doing so, we first
look afresh at the nature of this defining feature of the eukaryotic cell and its core functions …

DNA methylation enables recurrent endogenization of giant viruses in an animal relative

LA Sarre, IV Kim, V Ovchinnikov, M Olivetta, H Suga… - Science …, 2024 - science.org
5-Methylcytosine (5mC) is a widespread silencing mechanism that controls genomic
parasites. In eukaryotes, 5mC has gained complex roles in gene regulation beyond parasite …

Ichthyosporea: a window into the origin of animals

V Shabardina, JE Dharamshi, PS Ara, M Antó… - Communications …, 2024 - nature.com
Ichthyosporea is an underexplored group of unicellular eukaryotes closely related to
animals. Thanks to their phylogenetic position, genomic content, and development through a …

Uncoupled evolution of the Polycomb system and deep origin of non-canonical PRC1

B de Potter, MWD Raas, MF Seidl, CP Verrijzer… - Communications …, 2023 - nature.com
Polycomb group proteins, as part of the Polycomb repressive complexes, are essential in
gene repression through chromatin compaction by canonical PRC1, mono-ubiquitylation of …

Bioenergetics: the evolutionary basis of progressive kidney disease

RL Chevalier - Physiological Reviews, 2023 - journals.physiology.org
Chronic kidney disease (CKD) affects> 10% of the world population, with increasing
prevalence in middle age. The risk for CKD is dependent on the number of functioning …

H4K20me3 is important for Ash1-mediated H3K36me3 and transcriptional silencing in facultative heterochromatin in a fungal pathogen

M Möller, JB Ridenour, DF Wright, FA Martin… - PLoS …, 2023 - journals.plos.org
Facultative heterochromatin controls development and differentiation in many eukaryotes. In
metazoans, plants, and many filamentous fungi, facultative heterochromatin is characterized …