Evidence map›Paper›PMID 11274061›Full record

ArticleGenes & development2001

A novel embryonic poly(A) binding protein, ePAB, regulates mRNA deadenylation in Xenopus egg extracts.

G K Voeltz, J Ongkasuwan, N Standart, J A Steitz

Open access · diamondAbstract read
In one paragraph

Article in Genes & development, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

63 citing papers in PubMed, 127 citations in OpenAlex.

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3 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 2 countries.

G K VoeltzDepartment of Molecular Biophysics and Biochemistry, Yale University, Howard Hughes Medical Institute, New Haven, Connecticut 06536, USA.
J Ongkasuwan
N Standart
J A Steitz
Howard Hughes Medical Institute · USUniversity of Cambridge · GB

Funding

VIRAL SMALL RNPS--ROLES IN CELL TRANSFORMATIONP01CA016038 · NCI · YALE UNIVERSITY · PI DIMAIO, DANIEL C. · 1985 to 2020
$25.6M
NCI NIH HHS CA16038NCI NIH HHS P01 CA016038
6 · The paper itself

Abstract

An in vitro system that recapitulates the in vivo effect of AU-rich elements (AREs) on mRNA deadenylation has been developed from Xenopus activated egg extracts. ARE-mediated deadenylation is uncoupled from mRNA body decay, and the rate of deadenylation increases with the number of tandem AUUUAs. A novel ARE-binding protein called ePAB (for embryonic poly(A)-binding protein) has been purified from this extract by ARE affinity selection. ePAB exhibits 72% identity to mammalian and Xenopus PABP1 and is the predominant poly(A)-binding protein expressed in the stage VI oocyte and during Xenopus early development. Immunodepletion of ePAB increases the rate of both ARE-mediated and default deadenylation in vitro. In contrast, addition of even a small excess of ePAB inhibits deadenylation, demonstrating that the ePAB concentration is critical for determining the rate of ARE-mediated deadenylation. These data argue that ePAB is the poly(A)-binding protein responsible for stabilization of poly(A) tails and is thus a potential regulator of mRNA deadenylation and translation during early development.

Indexed as

Xenopus ProteinsAdenosine MonophosphateAmino Acid SequenceAnimalsBase SequenceBlotting, WesternDNA MethylationGene Expression Regulation, DevelopmentalKineticsMolecular Sequence DataOocytesPlasmidsPoly APoly(A)-Binding ProteinsPrecipitin TestsProtein BindingAdenosine MonophosphatePABPC4 protein, XenopusPoly APoly(A)-Binding ProteinsRecombinant ProteinsRNA-Binding ProteinsXenopus Proteins

Identifiers

PMID11274061
PMCPMC312653
OpenAlexW2122238672

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.