Results 51 to 60 of about 6,008 (204)

The influence of microRNAs and poly(A) tail length on endogenous mRNA–protein complexes [PDF]

open access: yes, 2017
Background: All mRNAs are bound in vivo by proteins to form mRNA-protein complexes (mRNPs), but changes in the composition of mRNPs during posttranscriptional regulation remain largely unexplored.
Bartel, David   +9 more
core   +1 more source

CUG-BP binds to RNA substrates and recruits PARN deadenylase [PDF]

open access: yesRNA, 2006
CUG-BP is the human homolog of the Xenopus EDEN-BP, which was shown previously to bind to mRNAs, such as c-mos, that exhibit rapid deadenylation following fertilization of the oocyte. While several studies have focused on roles of CUG-BP as a splicing or translation regulator in mammalian cells, its role in mRNA decay has not been examined in detail ...
Karen C M, Moraes   +2 more
openaire   +2 more sources

The Intrinsically Disordered C-Terminal Domain Triggers Nucleolar Localization and Function Switch of PARN in Response to DNA Damage

open access: yesCells, 2019
Poly(A)-specific ribonuclease (PARN), a multifunctional multi-domain deadenylase, is crucial to the regulation of mRNA turnover and the maturation of various non-coding RNAs.
Tian-Li Duan   +3 more
doaj   +1 more source

An Unconventional Human Ccr4-Caf1 Deadenylase Complex in Nuclear Cajal Bodies [PDF]

open access: yesMolecular and Cellular Biology, 2007
mRNA deadenylation is a key process in the regulation of translation and mRNA turnover. In Saccharomyces cerevisiae, deadenylation is primarily carried out by the Ccr4p and Caf1p/Pop2p subunits of the Ccr4-Not complex, which is conserved in eukaryotes including humans.
Eileen, Wagner   +2 more
openaire   +2 more sources

An mRNA decapping mutant deficient in P body assembly limits mRNA stabilization in response to osmotic stress [PDF]

open access: yes, 2017
Yeast is exposed to changing environmental conditions and must adapt its genetic program to provide a homeostatic intracellular environment. An important stress for yeast in the wild is high osmolarity.
A Totaro   +58 more
core   +1 more source

Role of Circadian Deadenylase Nocturnin in the Mitochondria

open access: yesThe FASEB Journal, 2018
The circadian rhythm is an evolutionarily conserved process that drives rhythmic behavior and physiology with a period of approximately 24 hours. Circadian rhythms are generated by the heterodimeric transcription factors CLOCK/BMAL1. CLOCK/BMAL1 binds to E‐boxes across the genome and drives the transcription of many genes, including their own ...
Anne Ojo, Isara Laothamatas, Carla Green
openaire   +1 more source

The anti-proliferative activity of BTG/TOB proteins is mediated via the Caf1a (CNOT7) and Caf1b (CNOT8) deadenylase subunits of the Ccr4-not complex.

open access: yesPLoS ONE, 2012
The human BTG/TOB protein family comprises six members (BTG1, BTG2/PC3/Tis21, BTG3/Ana, BTG4/PC3B, TOB1/Tob, and TOB2) that are characterised by a conserved BTG domain.
Rachel Doidge   +3 more
doaj   +1 more source

Breaking the A chain: regulating mRNAs in development through CCR4 deadenylase [PDF]

open access: yesF1000 Biology Reports, 2009
Post-transcriptional mechanisms of gene regulation have long been implicated in specifying embryonic pattern in many organisms. Experiments in Caenorhabditis elegans, Drosophila, and Xenopus have recently converged, pointing to the CCR4 deadenylase complex as a key effector that modulates the expression of proteins from specific germline mRNAs.
Moore, Jocelyn, Lasko, Paul
openaire   +2 more sources

A novel class of microRNA-recognition elements that function only within open reading frames. [PDF]

open access: yes, 2018
MicroRNAs (miRNAs) are well known to target 3' untranslated regions (3' UTRs) in mRNAs, thereby silencing gene expression at the post-transcriptional level.
A Aizer   +85 more
core   +2 more sources

The eIF4E-Binding Protein 4E-T Is a Component of the mRNA Decay Machinery that Bridges the 5′ and 3′ Termini of Target mRNAs

open access: yesCell Reports, 2015
Eukaryotic mRNA degradation often initiates with the recruitment of the CCR4-NOT deadenylase complex and decay factors to the mRNA 3′ terminus. How the 3′-proximal decay machinery interacts with the 5′-terminal cap structure in order to engender mRNA ...
Tamiko Nishimura   +6 more
doaj   +1 more source

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