Activity-based sensing for chemistry-enabled biology: illuminating principles, probes, and prospects for boronate reagents for studying hydrogen peroxide

MS Messina, G Quargnali, CJ Chang - ACS bio & med chem Au, 2022 - ACS Publications
Activity-based sensing (ABS) offers a general approach that exploits chemical reactivity as a
method for selective detection and manipulation of biological analytes. Here, we illustrate …

The central role of translation elongation in response to stress

GC Barros, S Guerrero, GM Silva - Biochemical Society …, 2023 - portlandpress.com
Protein synthesis is essential to support homeostasis, and thus, must be highly regulated
during cellular response to harmful environments. All stages of translation are susceptible to …

Paf1 complex subunit Rtf1 stimulates H2B ubiquitylation by interacting with the highly conserved N-terminal helix of Rad6

T Fetian, BM McShane, NL Horan… - Proceedings of the …, 2023 - National Acad Sciences
Histone modifications coupled to transcription elongation play important roles in regulating
the accuracy and efficiency of gene expression. The monoubiquitylation of a conserved …

Trans-2-hexenal inhibits the growth of imazalil-resistant Penicillium digitatum Pdw03 and delays green mold in postharvest citrus

X Yuan, K Meng, S Shi, Y Wu, X Chen… - Postharvest Biology and …, 2023 - Elsevier
This study investigated the efficacy of trans-2-hexenal in preventing green mold on
postharvest citrus fruit and its mode of action against imazalil-resistant Penicillium digitatum …

Interaction of the La-related protein Slf1 with colliding ribosomes maintains translation of oxidative-stress responsive mRNAs

MD Jennings, P Srivastava, CJ Kershaw… - Nucleic Acids …, 2023 - academic.oup.com
In response to oxidative stress cells reprogram gene expression to enhance levels of
antioxidant enzymes and promote survival. In Saccharomyces cerevisiae the polysome …

Is there a localized role for translational quality control?

S Meydan, NR Guydosh - RNA, 2023 - rnajournal.cshlp.org
It is known that mRNAs and the machinery that translates them are not uniformly distributed
throughout the cytoplasm. As a result, the expression of some genes is localized to particular …

[HTML][HTML] The ubiquitin conjugase Rad6 mediates ribosome pausing during oxidative stress

S Meydan, GC Barros, V Simões, L Harley, BK Cizubu… - Cell reports, 2023 - cell.com
Oxidative stress causes K63-linked ubiquitination of ribosomes by the E2 ubiquitin
conjugase Rad6. How Rad6-mediated ubiquitination of ribosomes affects translation …

Rad6, a ubiquitin conjugator required for insect-pathogenic lifestyle, UV damage repair, and genomic expression of Beauveria bassiana

XC Luo, L Yu, SY Xu, SH Ying, MG Feng - Microbiological Research, 2024 - Elsevier
The E2 ubiquitin conjugator Rad6 is required for DNA damage bypass in budding yeast but
remain functionally unknown in filamentous fungi. Here, we report pleiotropic effect of Rad6 …

Ageing-dependent thiol oxidation reveals early oxidation of proteins with core proteostasis functions

K Jonak, I Suppanz, J Bender… - Life Science …, 2024 - life-science-alliance.org
Oxidative post-translational modifications of protein thiols are well recognized as a readily
occurring alteration of proteins, which can modify their function and thus control cellular …

Redox control of the deubiquitinating enzyme Ubp2 regulates translation during stress

CM Santos, BK Cizubu, DA Okonkwo, CY Chen… - Journal of Biological …, 2024 - jbc.org
Protein ubiquitination is essential to govern cells' ability to cope with harmful environments
by regulating many aspects of protein dynamics from synthesis to degradation. As important …