Evidence map›Paper›PMID 33790297›Full record

ArticleNature communications2021

A designer FG-Nup that reconstitutes the selective transport barrier of the nuclear pore complex.

Alessio Fragasso, Hendrik W de Vries, John Andersson, Eli O van der Sluis, Erik van der Giessen, Andreas Dahlin, Patrick R Onck, Cees Dekker

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

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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.

Alessio Fragasso *Department of Bionanoscience, Kavli Institute of Nanoscience, Delft University of Technology, Delft, The Netherlands.ORCID http://orcid.org/0000-0001-8366-2998
Hendrik W de Vries *Zernike Institute for Advanced Materials, University of Groningen, Groningen, The Netherlands.ORCID http://orcid.org/0000-0002-9307-9015
John AnderssonDepartment of Chemistry and Chemical Engineering, Chalmers University of Technology, Gothenburg, Sweden.ORCID http://orcid.org/0000-0002-2977-8305
Eli O van der SluisDepartment of Bionanoscience, Kavli Institute of Nanoscience, Delft University of Technology, Delft, The Netherlands.
Erik van der GiessenZernike Institute for Advanced Materials, University of Groningen, Groningen, The Netherlands.ORCID http://orcid.org/0000-0002-8369-2254
Andreas DahlinDepartment of Chemistry and Chemical Engineering, Chalmers University of Technology, Gothenburg, Sweden.
Patrick R OnckZernike Institute for Advanced Materials, University of Groningen, Groningen, The Netherlands. p.r.onck@rug.nl.ORCID http://orcid.org/0000-0001-5632-9727
Cees DekkerDepartment of Bionanoscience, Kavli Institute of Nanoscience, Delft University of Technology, Delft, The Netherlands. c.dekker@tudelft.nl.ORCID http://orcid.org/0000-0001-6273-071X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nuclear Pore Complexes (NPCs) regulate bidirectional transport between the nucleus and the cytoplasm. Intrinsically disordered FG-Nups line the NPC lumen and form a selective barrier, where transport of most proteins is inhibited whereas specific transporter proteins freely pass. The mechanism underlying selective transport through the NPC is still debated. Here, we reconstitute the selective behaviour of the NPC bottom-up by introducing a rationally designed artificial FG-Nup that mimics natural Nups. Using QCM-D, we measure selective binding of the artificial FG-Nup brushes to the transport receptor Kap95 over cytosolic proteins such as BSA. Solid-state nanopores with the artificial FG-Nups lining their inner walls support fast translocation of Kap95 while blocking BSA, thus demonstrating selectivity. Coarse-grained molecular dynamics simulations highlight the formation of a selective meshwork with densities comparable to native NPCs. Our findings show that simple design rules can recapitulate the selective behaviour of native FG-Nups and demonstrate that no specific spacer sequence nor a spatial segregation of different FG-motif types are needed to create selective NPCs.

Indexed as

AlgorithmsModels, BiologicalActive Transport, Cell Nucleusbeta KaryopherinsCytoplasmNanoporesNuclear PoreNuclear Pore Complex ProteinsProtein TransportSaccharomyces cerevisiae Proteinsbeta KaryopherinsKAP95 protein, S cerevisiaeNuclear Pore Complex ProteinsNUP100 protein, S cerevisiaeNUP116 protein, S cerevisiaeNUP145 protein, S cerevisiaeNUP49 protein, S cerevisiaeNUP57 protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID33790297
PMCPMC8012357

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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.