Evidence map›Paper›PMID 11950939›Full record

ArticleMolecular biology of the cell2002

Nup98 is a mobile nucleoporin with transcription-dependent dynamics.

Eric R Griffis, Nihal Altan, Jennifer Lippincott-Schwartz, Maureen A Powers

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 138 papers.

0numbers the graph read from it
0cells of the map it votes in
138citing papers in PubMed
6.0field-weighted citation impact, top 3% of its field
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

138 citing papers in PubMed, 261 citations in OpenAlex.

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78 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 1 country.

Eric R GriffisDepartment of Cell Biology, Emory University School of Medicine, Atlanta, Georgia 30322, USA.
Nihal Altan
Jennifer Lippincott-Schwartz
Maureen A Powers
Emory University · USNational Institutes of Health · US

Funding

Secretory Membrane Trafficking/Sorting/CompartmentalizatZ01HD001609 · NICHD · EUNICE KENNEDY SHRIVER NATIONAL INSTITUTE OF CHILD HEALTH & HUMAN DEVELOPMENT · PI LIPPINCOTT-SCHWARTZ, JENNIFER · 1992 to 2008
$3.1M
FUNCTIONAL ANALYSIS OF VERTEBRATE NUCLEAR TRANSPORTR01GM059975 · NIGMS · EMORY UNIVERSITY · PI POWERS, MAUREEN A. · 1999 to 2009
$2.4M
NIGMS NIH HHS GM-59975NIGMS NIH HHS R01 GM059975
6 · The paper itself

Abstract

Nucleoporin 98 (Nup98), a glycine-leucine-phenylalanine-glycine (GLFG) amino acid repeat-containing nucleoporin, plays a critical part in nuclear trafficking. Injection of antibodies to Nup98 into the nucleus blocks the export of most RNAs. Nup98 contains binding sites for several transport factors; however, the mechanism by which this nucleoporin functions has remained unclear. Multiple subcellular localizations have been suggested for Nup98. Here we show that Nup98 is indeed found both at the nuclear pore complex and within the nucleus. Inside the nucleus, Nup98 associates with a novel nuclear structure that we term the GLFG body because the GLFG domain of Nup98 is required for targeting to this structure. Photobleaching of green fluorescent protein-Nup98 in living cells reveals that Nup98 is mobile and moves between these different localizations. The rate of recovery after photobleaching indicates that Nup98 interacts with other, less mobile, components in the nucleoplasm. Strikingly, given the previous link to nuclear export, the mobility of Nup98 within the nucleus and at the pore is dependent on ongoing transcription by RNA polymerases I and II. These data give rise to a model in which Nup98 aids in direction of RNAs to the nuclear pore and provide the first potential mechanism for the role of a mobile nucleoporin.

Indexed as

Transcription, GeneticAnimalsBinding SitesCells, CulturedDNA, ComplementaryGlycineGreen Fluorescent ProteinsHeLa CellsHumansLeucineLuminescent ProteinsMicroscopy, ElectronMicroscopy, FluorescenceNuclear Pore Complex ProteinsProtein BindingRNADNA, ComplementaryGlycineGreen Fluorescent ProteinsLeucineLuminescent Proteinsnuclear pore complex protein 98Nuclear Pore Complex ProteinsRNARNA Polymerase IRNA Polymerase II

Identifiers

PMID11950939
PMCPMC102269
OpenAlexW2108130094

What OpenQuestion holds

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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.