Toxin-antitoxin systems in bacterial growth arrest and persistence

R Page, W Peti - Nature chemical biology, 2016 - nature.com
Bacterial persister cells constitute a subpopulation of genetically identical, metabolically
slow-growing cells that are highly tolerant of antibiotics and other environmental stresses …

A unified model for the G1/S cell cycle transition

S Hume, GL Dianov, K Ramadan - Nucleic acids research, 2020 - academic.oup.com
Efficient S phase entry is essential for development, tissue repair, and immune defences.
However, hyperactive or expedited S phase entry causes replication stress, DNA damage …

Cell cycle transcription control: DREAM/MuvB and RB-E2F complexes

M Fischer, GA Müller - Critical reviews in biochemistry and …, 2017 - Taylor & Francis
The precise timing of cell cycle gene expression is critical for the control of cell proliferation;
de-regulation of this timing promotes the formation of cancer and leads to defects during …

Protein serine/threonine phosphatases: keys to unlocking regulators and substrates

DL Brautigan, S Shenolikar - Annual review of biochemistry, 2018 - annualreviews.org
Protein serine/threonine phosphatases (PPPs) are ancient enzymes, with distinct types
conserved across eukaryotic evolution. PPPs are segregated into types primarily on the …

Cryo-EM structures of PP2A: B55–FAM122A and PP2A: B55–ARPP19

SKR Padi, MR Vos, RJ Godek, JR Fuller, T Kruse… - Nature, 2024 - nature.com
Progression through the cell cycle is controlled by regulated and abrupt changes in
phosphorylation. Mitotic entry is initiated by increased phosphorylation of mitotic proteins, a …

Structural and functional analysis of the GADD34: PP1 eIF2α phosphatase

MS Choy, P Yusoff, IC Lee, JC Newton, CW Goh… - Cell reports, 2015 - cell.com
The attenuation of protein synthesis via the phosphorylation of eIF2α is a major stress
response of all eukaryotic cells. The growth-arrest-and DNA-damage-induced transcript 34 …

Structure of the SHOC2–MRAS–PP1C complex provides insights into RAF activation and Noonan syndrome

DA Bonsor, P Alexander, K Snead, N Hartig… - Nature structural & …, 2022 - nature.com
SHOC2 acts as a strong synthetic lethal interactor with MEK inhibitors in multiple KRAS
cancer cell lines. SHOC2 forms a heterotrimeric complex with MRAS and PP1C that is …

Protein phosphatases in the regulation of mitosis

J Nilsson - Journal of Cell Biology, 2019 - rupress.org
The accurate segregation of genetic material to daughter cells during mitosis depends on
the precise coordination and regulation of hundreds of proteins by dynamic phosphorylation …

Structure of the MRAS–SHOC2–PP1C phosphatase complex

ZJ Hauseman, M Fodor, A Dhembi, J Viscomi, D Egli… - Nature, 2022 - nature.com
RAS–MAPK signalling is fundamental for cell proliferation and is altered in most human
cancers,–. However, our mechanistic understanding of how RAS signals through RAF is still …

Post-translational modifications on the retinoblastoma protein

L Zhou, DSC Ng, JC Yam, LJ Chen, CC Tham… - Journal of Biomedical …, 2022 - Springer
The retinoblastoma protein (pRb) functions as a cell cycle regulator controlling G1 to S
phase transition and plays critical roles in tumour suppression. It is frequently inactivated in …