Results 11 to 20 of about 87,391 (262)

Initiation of mRNA decay in bacteria [PDF]

open access: yesCellular and Molecular Life Sciences, 2013
The instability of messenger RNA is fundamental to the control of gene expression. In bacteria, mRNA degradation generally follows an "all-or-none" pattern. This implies that if control is to be efficient, it must occur at the initiating (and presumably rate-limiting) step of the degradation process. Studies of E. coli and B.
S., Laalami, L., Zig, H., Putzer
openaire   +3 more sources

Cryo-EM reconstructions of inhibitor-bound SMG1 kinase reveal an autoinhibitory state dependent on SMG8

open access: yeseLife, 2021
The PI3K-related kinase (PIKK) SMG1 monitors the progression of metazoan nonsense-mediated mRNA decay (NMD) by phosphorylating the RNA helicase UPF1. Previous work has shown that the activity of SMG1 is impaired by small molecule inhibitors, is reduced ...
Lukas M Langer   +3 more
doaj   +1 more source

Translation Efficiency and Degradation of ER-Associated mRNAs Modulated by ER-Anchored poly(A)-Specific Ribonuclease (PARN)

open access: yesCells, 2020
Translation is spatiotemporally regulated and endoplasmic reticulum (ER)-associated mRNAs are generally in efficient translation. It is unclear whether the ER-associated mRNAs are deadenylated or degraded on the ER surface in situ or in the cytosol. Here,
Tian-Li Duan   +3 more
doaj   +1 more source

PELOTA and HBS1 suppress co‐translational messenger RNA decay in Arabidopsis

open access: yesPlant Direct, 2023
Various messenger RNA (mRNA) decay mechanisms play major roles in controlling mRNA quality and quantity in eukaryotic organisms under different conditions.
Rong Guo, Brian D. Gregory
doaj   +1 more source

A career in (mRNA) decay [PDF]

open access: yesRNA, 2015
My entry into the RNA world began in 1967 when a visiting lecturer at the University of Toronto, the late Dr. Gordon Tener, inspired my interest in RNA. Various aspects of RNA biology, from ribosomes to plant viruses, occupied my attention during the early stages of my career.
openaire   +2 more sources

Coupling mRNA Synthesis and Decay [PDF]

open access: yesMolecular and Cellular Biology, 2014
What has been will be again, what has been done will be done again; there is nothing new under the sun. -Ecclesiastes 1:9 (New International Version) Posttranscriptional regulation of gene expression has an important role in defining the phenotypic characteristics of an organism.
Katherine A, Braun, Elton T, Young
openaire   +2 more sources

Immunity of the Saccharomyces cerevisiae SSY5 mRNA to nonsense-mediated mRNA decay.

open access: yesFrontiers in Molecular Biosciences, 2014
The nonsense-mediated mRNA decay (NMD) pathway is a specialized pathway that triggers the rapid degradation of select mRNAs. Initially identified as a pathway that degrades mRNAs with premature termination codons, NMD is now recognized as a pathway that ...
Bessie Wanja Kebaara   +3 more
doaj   +1 more source

Codon optimality and mRNA decay [PDF]

open access: yesCell Research, 2016
Recent evidence indicates that codon optimality is a broad determinant of mRNA stability. A study by Radhakrishnan et al. in Cell raises the possibility that the conserved DEAD-box protein Dhh1 underlies the phenomenon.
Yuriko, Harigaya, Roy, Parker
openaire   +2 more sources

Non-invasive measurement of mRNA decay reveals translation initiation as the major determinant of mRNA stability

open access: yeseLife, 2018
The cytoplasmic abundance of mRNAs is strictly controlled through a balance of production and degradation. Whereas the control of mRNA synthesis through transcription has been well characterized, less is known about the regulation of mRNA turnover, and a
Leon Y Chan   +4 more
doaj   +1 more source

Cytoplasmic mRNA decay represses RNA polymerase II transcription during early apoptosis

open access: yeseLife, 2021
RNA abundance is generally sensitive to perturbations in decay and synthesis rates, but crosstalk between RNA polymerase II transcription and cytoplasmic mRNA degradation often leads to compensatory changes in gene expression.
Christopher Duncan-Lewis   +3 more
doaj   +1 more source

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