Results 71 to 80 of about 5,540 (157)

Mapping Genetic Regulation of Transcription to Identify Functional Variants and Genes Associated with Pancreatic Cancer Risk

open access: yesAdvanced Science, Volume 13, Issue 29, 22 May 2026.
Integration of a pancreatic eQTL map with a GWAS meta‐analysis identifies 82 putative functional variants and 15 genes. The association between rs11102484 and pancreatic cancer risk is observed in a total of 5699 cases and 8467 controls. The G allele of rs11102484 weakens ZNF263 binding and the silencer‐promoter interaction, thereby increasing ST7L ...
Xiaoyang Wang   +14 more
wiley   +1 more source

The Edc3-Upf1 interaction is not a negative regulator of NMD.

open access: yes, 2013
(A) NMD of the PTC-containing galactose-inducible reporter transcript, gal-PGK1c142, was assessed in a upf1Δ upf2Δ double deletion strain containing either empty vector, Upf1 wild-type, Upf1 mutant 3, Upf1 mutant 18, Upf1 mutant 23, Upf1 mutant 24, or ...
Roy Parker (315449)   +1 more
core   +1 more source

Differential splicing fine‐tunes guard cell gene expression and is required for drought tolerance in Arabidopsis thaliana

open access: yesThe Plant Journal, Volume 126, Issue 3, May 2026.
SUMMARY The increasing global prevalence of droughts due to climate change poses a major threat to food security, necessitating the development of drought‐tolerant crops. To respond appropriately to environmental perturbations, plants undergo widespread transcriptional reprogramming at both the gene expression and splicing levels. Differential splicing
Hasna Khan   +3 more
wiley   +1 more source

AATPase protein Upf1.

open access: yes, 2012
A: Upf1 protein structure (2gjk) where all known motifs of the family appear in distinguished colors together with their extensions (in red), one new motif (green, named NEWB) and two more coevolving residues (yellow, named COEVA and COEVB), not know to ...
Linda Dib (124223)   +1 more
core   +1 more source

Posttranscriptional Control of the Stem Cell and Neurogenic Programs by the Nonsense-Mediated RNA Decay Pathway

open access: yesCell Reports, 2014
The mechanisms dictating whether a cell proliferates or differentiates have undergone intense scrutiny, but they remain poorly understood. Here, we report that UPF1, a central component in the nonsense-mediated RNA decay (NMD) pathway, plays a key role ...
Chih H. Lou   +6 more
doaj   +1 more source

Structure of substrate-bound SMG1-8-9 kinase complex reveals molecular basis for phosphorylation specificity

open access: yeseLife, 2020
PI3K-related kinases (PIKKs) are large Serine/Threonine (Ser/Thr)-protein kinases central to the regulation of many fundamental cellular processes.
Lukas M Langer   +3 more
doaj   +1 more source

Metamorphosis and lncRNAs: A Close Relationship

open access: yesgenesis, Volume 64, Issue 2, April 2026.
ABSTRACT The classical definition of metamorphosis is a post‐embryonic transformation, such as from a tadpole to a froglet. However, recent studies suggest this process occurs to some degree in all vertebrates, as the underlying endocrine and molecular pathways are highly conserved. With the advent of high‐throughput sequencing, transcriptomic data for
H. Herrera‐Orozco   +1 more
wiley   +1 more source

Toxic mechanisms of amyloid oligomers and therapeutic strategies

open access: yesProtein Science, Volume 35, Issue 4, April 2026.
Abstract Amyloid oligomers are increasingly recognized as the major toxic contributors across protein‐misfolding disorders. In this review, we cover mechanistic evidence showing how these transient and structurally heterogeneous oligomers disrupt cellular homeostasis by: (i) permeabilizing lipid membranes and forming ion‐conducting pores; (ii ...
Magdalena I. Ivanova   +2 more
wiley   +1 more source

Degradation of Gadd45 mRNA by nonsense-mediated decay is essential for viability

open access: yeseLife, 2016
The nonsense-mediated mRNA decay (NMD) pathway functions to degrade both abnormal and wild-type mRNAs. NMD is essential for viability in most organisms, but the molecular basis for this requirement is unknown.
Jonathan O Nelson   +4 more
doaj   +1 more source

Disulfide Crosslinking Induces Rapid Degradation of Arc/Arg3.1 via Hsp70‐Mediated Ubiquitin Ligase Pathway

open access: yesThe FASEB Journal, Volume 40, Issue 6, 31 March 2026.
Heat shock induces Arc/Arg3.1 Cys34‐Cys159 disulfide crosslinking, promoting oligomerization and Hsp70‐CHIP‐dependent ubiquitination followed by proteasomal degradation during recovery. Disrupting disulfide formation (C159A) impairs CHIP‐mediated ubiquitination and stabilizes Arc/Arg3.1, whereas HSF1 loss limits inducible Hsp70 and leads to Arc ...
Dami So   +7 more
wiley   +1 more source

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