Evidence map›Paper›PMID 25748139›Full record

ArticleeLife2015

Importin-β modulates the permeability of the nuclear pore complex in a Ran-dependent manner.

Alan R Lowe, Jeffrey H Tang, Jaime Yassif, Michael Graf, William Y C Huang, Jay T Groves, Karsten Weis, Jan T Liphardt

Open access · goldAbstract read
In one paragraph

Article in eLife, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 81 papers.

0numbers the graph read from it
0cells of the map it votes in
81citing papers in PubMed
6.6field-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

81 citing papers in PubMed, 133 citations in OpenAlex.

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  12. Integrative mapping reveals molecular features underlying the mechanism of nucleocytoplasmic transport.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
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  16. Review
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21 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

8 authors at 5 institutions in 3 countries.

Alan R LoweInstitute for Structural and Molecular Biology, University College London and Birkbeck College, London, United Kingdom.
Jeffrey H TangDepartment of Physics, University of California, Berkeley, Berkeley, United States.
Jaime YassifDepartment of Physics, University of California, Berkeley, Berkeley, United States.
Michael GrafSection of Life Sciences and Technologies, École polytechnique fédérale de Lausanne, Lausanne, Switzerland.
William Y C HuangDepartment of Chemistry, Howard Hughes Medical Institute, University of California, Berkeley, Berkeley, United States.
Jay T GrovesQB3, University of California, Berkeley, Berkeley, United States.
Karsten WeisDepartment of Molecular and Cell Biology, University of California, Berkeley, Berkeley, United States.ORCID http://orcid.org/0000-0001-7224-925X
Jan T LiphardtDepartment of Physics, University of California, Berkeley, Berkeley, United States.
University of California, Berkeley · USHoward Hughes Medical Institute · USBoard of the Swiss Federal Institutes of Technology · CHÉcole Polytechnique Fédérale de Lausanne · CHLondon Centre for Nanotechnology · GB

Funding

Understand the metabolic fitness of naïve T cellsP01AI091580 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ARTHUR WEISS · 2011 to 2026
$31.1M
TRANS-NETWORK PROJECTSU54CA143836 · NCI · UNIVERSITY OF CALIFORNIA BERKELEY · PI LIPHARDT, JAN T. · 2009 to 2014
$15.1M
MOLECULAR BIOPHYSICS TRAINING GRANTT32GM008295 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI HURLEY, JAMES H, WEMMER, DAVID E · 1989 to 2022
$8.1M
Structure and function of the nuclear pore complexR01GM058065 · NIGMS · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI HEALD, REBECCA W · 1998 to 2015
$4.6M
Plasmon RulersR01GM077856 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI LIPHARDT, JAN T. · 2008 to 2012
$1.6M
NCI NIH HHS U54 CA143836NCI NIH HHS U54CA143836NIAID NIH HHS P01 AI091580NIAID NIH HHS P01AI091580NIGMS NIH HHS R01 GM058065NIGMS NIH HHS R01GM058065NIGMS NIH HHS R01 GM077856NIGMS NIH HHS R01GM077856NIGMS NIH HHS T32 GM008295
6 · The paper itself

Abstract

Soluble karyopherins of the importin-β (impβ) family use RanGTP to transport cargos directionally through the nuclear pore complex (NPC). Whether impβ or RanGTP regulate the permeability of the NPC itself has been unknown. In this study, we identify a stable pool of impβ at the NPC. A subpopulation of this pool is rapidly turned-over by RanGTP, likely at Nup153. Impβ, but not transportin-1 (TRN1), alters the pore's permeability in a Ran-dependent manner, suggesting that impβ is a functional component of the NPC. Upon reduction of Nup153 levels, inert cargos more readily equilibrate across the NPC yet active transport is impaired. When purified impβ or TRN1 are mixed with Nup153 in vitro, higher-order, multivalent complexes form. RanGTP dissolves the impβ•Nup153 complexes but not those of TRN1•Nup153. We propose that impβ and Nup153 interact at the NPC's nuclear face to form a Ran-regulated mesh that modulates NPC permeability.

Indexed as

Active Transport, Cell Nucleusbeta KaryopherinsFluorescence Recovery After PhotobleachingHeLa CellsHumansMicroscopy, ConfocalModels, BiologicalNuclear PoreNuclear Pore Complex ProteinsPermeabilityran GTP-Binding ProteinRNA Interferencebeta KaryopherinsNuclear Pore Complex ProteinsNUP153 protein, humanran GTP-Binding ProteinTNPO1 protein, humanbiophysicscell biologyhumanimportin-betanuclear pore complexranstructural biologysuper-resolution microscopy

Identifiers

PMID25748139
PMCPMC4375889
OpenAlexW2098336767

What OpenQuestion holds

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Registered trials

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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.