Evidence map›Paper›PMID 21048991›Full record

ArticlePLoS biology2010

A protein inventory of human ribosome biogenesis reveals an essential function of exportin 5 in 60S subunit export.

Thomas Wild, Peter Horvath, Emanuel Wyler, Barbara Widmann, Lukas Badertscher, Ivo Zemp, Karol Kozak, Gabor Csucs, Elsebet Lund, Ulrike Kutay

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 131 papers.

0numbers the graph read from it
0cells of the map it votes in
131citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

131 citing papers in PubMed, 208 citations in OpenAlex.

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  18. Nuclear transport proteins: structure, function, and disease relevance.Signal transduction and targeted therapy · 2023
    Review
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  20. Article

71 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

10 authors at 3 institutions in 2 countries.

Thomas WildInstitute of Biochemistry, ETH Zurich, Zurich, Switzerland.
Peter Horvath
Emanuel Wyler
Barbara Widmann
Lukas Badertscher
Ivo Zemp
Karol Kozak
Gabor Csucs
Elsebet Lund
Ulrike Kutay
ETH Zurich · CHLife Science Zurich · CHUniversity of Wisconsin–Madison · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The assembly of ribosomal subunits in eukaryotes is a complex, multistep process so far mostly studied in yeast. In S. cerevisiae, more than 200 factors including ribosomal proteins and trans-acting factors are required for the ordered assembly of 40S and 60S ribosomal subunits. To date, only few human homologs of these yeast ribosome synthesis factors have been characterized. Here, we used a systematic RNA interference (RNAi) approach to analyze the contribution of 464 candidate factors to ribosomal subunit biogenesis in human cells. The screen was based on visual readouts, using inducible, fluorescent ribosomal proteins as reporters. By performing computer-based image analysis utilizing supervised machine-learning techniques, we obtained evidence for a functional link of 153 human proteins to ribosome synthesis. Our data show that core features of ribosome assembly are conserved from yeast to human, but differences exist for instance with respect to 60S subunit export. Unexpectedly, our RNAi screen uncovered a requirement for the export receptor Exportin 5 (Exp5) in nuclear export of 60S subunits in human cells. We show that Exp5, like the known 60S exportin Crm1, binds to pre-60S particles in a RanGTP-dependent manner. Interference with either Exp5 or Crm1 function blocks 60S export in both human cells and frog oocytes, whereas 40S export is compromised only upon inhibition of Crm1. Thus, 60S subunit export is dependent on at least two RanGTP-binding exportins in vertebrate cells.

Indexed as

AnimalsHeLa CellsHumansKaryopherinsran GTP-Binding ProteinRecombinant Fusion ProteinsRibosomal ProteinsRibosomesRibosome Subunits, Large, EukaryoticRNA InterferenceKaryopherinsran GTP-Binding ProteinRecombinant Fusion ProteinsRibosomal ProteinsXPO5 protein, human

Identifiers

PMID21048991
PMCPMC2964341
OpenAlexW2018751664

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.