[HTML][HTML] Uncoupling the distinct functions of HP1 proteins during heterochromatin establishment and maintenance

M Seman, A Levashkevich, A Larkin, F Huang… - Cell reports, 2023 - cell.com
Summary H3K9 methylation (H3K9me) marks transcriptionally silent genomic regions called
heterochromatin. HP1 proteins are required to establish and maintain heterochromatin. HP1 …

[HTML][HTML] A replisome-associated histone H3-H4 chaperone required for epigenetic inheritance

J Yu, Y Zhang, Y Fang, JA Paulo, D Yaghoubi, X Hua… - Cell, 2024 - cell.com
Faithful transfer of parental histones to newly replicated daughter DNA strands is critical for
inheritance of epigenetic states. Although replication proteins that facilitate parental histone …

[HTML][HTML] Establishment of centromere identity is dependent on nuclear spatial organization

W Wu, T McHugh, DA Kelly, AL Pidoux, RC Allshire - Current Biology, 2022 - cell.com
The establishment of centromere-specific CENP-A chromatin is influenced by epigenetic
and genetic processes. Central domain sequences from fission yeast centromeres are …

[HTML][HTML] The histone chaperone FACT facilitates heterochromatin spreading by regulating histone turnover and H3K9 methylation states

M Murawska, RA Greenstein, T Schauer, KCF Olsen… - Cell reports, 2021 - cell.com
Heterochromatin formation requires three distinct steps: nucleation, self-propagation
(spreading) along the chromosome, and faithful maintenance after each replication cycle …

Topoisomerase 1 facilitates nucleosome reassembly at stress genes during recovery

M Vega, R Barrios, R Fraile… - Nucleic Acids …, 2023 - academic.oup.com
Chromatin remodeling is essential to allow full development of alternative gene expression
programs in response to environmental changes. In fission yeast, oxidative stress triggers …

[HTML][HTML] The cAMP signaling pathway regulates Epe1 protein levels and heterochromatin assembly

K Bao, CM Shan, X Chen, G Raiymbek… - PLoS …, 2022 - journals.plos.org
The epigenetic landscape of a cell frequently changes in response to fluctuations in nutrient
levels, but the mechanistic link is not well understood. In fission yeast, the JmjC domain …

Proteasome-dependent truncation of the negative heterochromatin regulator Epe1 mediates antifungal resistance

I Yaseen, SA White, S Torres-Garcia… - Nature structural & …, 2022 - nature.com
Epe1 histone demethylase restricts H3K9-methylation-dependent heterochromatin,
preventing it from spreading over, and silencing, gene-containing regions in fission yeast …

[HTML][HTML] Direct recruitment of Mis18 to interphase spindle pole bodies promotes CENP-A chromatin assembly

N London, B Medina-Pritchard, C Spanos, J Rappsilber… - Current Biology, 2023 - cell.com
CENP-A chromatin specifies mammalian centromere identity, and its chaperone HJURP
replenishes CENP-A when recruited by the Mis18 complex (Mis18C) via M18BP1/KNL2 to …

[HTML][HTML] Understanding the molecular mechanisms of human diseases: the benefits of fission yeasts

L Acs-Szabo, LA Papp, I Miklos - Microbial Cell, 2024 - ncbi.nlm.nih.gov
The role of model organisms such as yeasts in life science research is crucial. Although the
baker's yeast (Saccharomyces cerevisiae) is the most popular model among yeasts, the …

[HTML][HTML] Local chromatin context regulates the genetic requirements of the heterochromatin spreading reaction

RA Greenstein, H Ng, RR Barrales, C Tan… - PLoS …, 2022 - journals.plos.org
Heterochromatin spreading, the expansion of repressive chromatin structure from sequence-
specific nucleation sites, is critical for stable gene silencing. Spreading re-establishes gene …