Results 21 to 30 of about 104,144 (317)

Alternative polyadenylation: methods, mechanism, function, and role in cancer

open access: yesJournal of experimental & clinical cancer research : CR, 2021
Occurring in over 60% of human genes, alternative polyadenylation (APA) results in numerous transcripts with differing 3’ends, thus greatly expanding the diversity of mRNAs and of proteins derived from a single gene.
Yi Zhang   +6 more
semanticscholar   +1 more source

To polyadenylate or to deadenylate [PDF]

open access: yesCell Cycle, 2010
mRNA polyadenylation and deadenylation are important processes that allow rapid regulation of gene expression in response to different cellular conditions. Almost all eukaryotic mRNA precursors undergo a co-transcriptional cleavage followed by polyadenylation at the 3' end.
Anders Virtanen   +2 more
openaire   +3 more sources

The landscape of alternative polyadenylation in single cells of the developing mouse embryo

open access: yesNature Communications, 2021
3′ untranslated regions (3′ UTRs) post-transcriptionally regulate mRNA stability, localization, and translation rate. While 3′-UTR isoforms have been globally quantified in limited cell types using bulk measurements, their differential usage among cell ...
Vikram Agarwal   +3 more
semanticscholar   +1 more source

Aptardi predicts polyadenylation sites in sample-specific transcriptomes using high-throughput RNA sequencing and DNA sequence

open access: yesNature Communications, 2021
Annotation of polyadenylation sites from short-read RNA sequencing alone is a challenging computational task. Other algorithms rooted in DNA sequence predict potential polyadenylation sites; however, in vivo expression of a particular site varies based ...
Ryan Lusk   +5 more
semanticscholar   +1 more source

VIRMA mediates preferential m6A mRNA methylation in 3′UTR and near stop codon and associates with alternative polyadenylation

open access: yesCell Discovery, 2018
N6-methyladenosine (m6A) is enriched in 3′untranslated region (3′UTR) and near stop codon of mature polyadenylated mRNAs in mammalian systems and has regulatory roles in eukaryotic mRNA transcriptome switch.
Y. Yue   +16 more
semanticscholar   +1 more source

Components required for in vitro cleavage and polyadenylation of eukaryotic mRNA [PDF]

open access: yes, 1988
We have studied in vitro cleavage/polyadenylation of precursor RNA containing herpes simplex virus type 2 poly A site sequences and have analysed four RNA/protein complexes which form during in vitro reactions.
Clements, J.B.   +3 more
core   +1 more source

Nuclear polyadenylation factors recognize cytoplasmic polyadenylation elements. [PDF]

open access: yesGenes & Development, 1994
In the cytoplasm of oocytes and early embryos, addition of poly(A) to mRNAs can activate their translation. We demonstrate that despite many differences between poly(A) addition in the cytoplasm and nucleus, these two forms of polyadenylation may involve identical trans-acting factors.
Andrea Bilger   +3 more
openaire   +2 more sources

Structural insights into the assembly and polyA signal recognition mechanism of the human CPSF complex

open access: yeseLife, 2017
3’ polyadenylation is a key step in eukaryotic mRNA biogenesis. In mammalian cells, this process is dependent on the recognition of the hexanucleotide AAUAAA motif in the pre-mRNA polyadenylation signal by the cleavage and polyadenylation specificity ...
Marcello Clerici   +3 more
doaj   +1 more source

Dual Requirement for Yeast hnRNP Nab2p in mRNA poly(A) Tail Length Control and Nuclear Export [PDF]

open access: yes, 2002
Recent studies of mRNA export factors have provided additional evidence for a mechanistic link between mRNA 3′‐end formation and nuclear export. Here, we identify Nab2p as a nuclear poly(A)‐binding protein required for both poly(A) tail length control ...
Anderson, James T.   +8 more
core   +3 more sources

Premature polyadenylation-mediated loss of stathmin-2 is a hallmark of TDP-43-dependent neurodegeneration

open access: yesNature Neuroscience, 2018
Amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD) are associated with loss of nuclear transactive response DNA-binding protein 43 (TDP-43).
Ze’ev Melamed   +19 more
semanticscholar   +1 more source

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