Evidence map›Paper›PMID 34508074›Full record

ArticleNature communications2021

In situ cryo-electron tomography reveals gradient organization of ribosome biogenesis in intact nucleoli.

Philipp S Erdmann, Zhen Hou, Sven Klumpe, Sagar Khavnekar, Florian Beck, Florian Wilfling, Jürgen M Plitzko, Wolfgang Baumeister

Open access · goldAbstract 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 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
5.8field-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

46 citing papers in PubMed, 85 citations in OpenAlex.

  1. Review
  2. Review
  3. Review
  4. RNA writes the nucleolus.Cell research · 2026
    Article
  5. Review
  6. Ribosome Molecular Aging Shapes Translation Dynamics.bioRxiv : the preprint server for biology · 2026
    Article
  7. Cryogenic electron tomography by the numbers: Charting underexplored lineages in structural cell biology.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  8. Review
  9. Article
  10. Article
  11. In-cell chromatin structure by Cryo-FIB and Cryo-ET.Current opinion in structural biology · 2025
    Review
  12. Article
  13. Article
  14. Review
  15. Emergent microenvironments of nucleoli.Nucleus (Austin, Tex.) · 2024
    Review
  16. Review
  17. Article
  18. Article
  19. Article
  20. Article
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 3 institutions in 2 countries.

Philipp S ErdmannMax Planck Institute of Biochemistry, Martinsried, Germany. erdmann@biochem.mpg.de.ORCID http://orcid.org/0000-0001-8289-9133
Zhen Hou *Max Planck Institute of Biochemistry, Martinsried, Germany.ORCID http://orcid.org/0000-0001-6701-144X
Sven Klumpe *Max Planck Institute of Biochemistry, Martinsried, Germany.ORCID http://orcid.org/0000-0002-8350-6503
Sagar Khavnekar *Max Planck Institute of Biochemistry, Martinsried, Germany.ORCID http://orcid.org/0000-0003-2020-3561
Florian BeckMax Planck Institute of Biochemistry, Martinsried, Germany.
Florian WilflingMax Planck Institute of Biochemistry, Martinsried, Germany.ORCID http://orcid.org/0000-0002-6559-7261
Jürgen M PlitzkoMax Planck Institute of Biochemistry, Martinsried, Germany.ORCID http://orcid.org/0000-0002-6402-8315
Wolfgang BaumeisterMax Planck Institute of Biochemistry, Martinsried, Germany. baumeist@biochem.mpg.de.ORCID http://orcid.org/0000-0001-8154-8809
Max Planck Institute of Biochemistry · DEHuman Technopole · ITMax Planck Institute of Biophysics · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ribosomes comprise a large (LSU) and a small subunit (SSU) which are synthesized independently in the nucleolus before being exported into the cytoplasm, where they assemble into functional ribosomes. Individual maturation steps have been analyzed in detail using biochemical methods, light microscopy and conventional electron microscopy (EM). In recent years, single particle analysis (SPA) has yielded molecular resolution structures of several pre-ribosomal intermediates. It falls short, however, of revealing the spatiotemporal sequence of ribosome biogenesis in the cellular context. Here, we present our study on native nucleoli in Chlamydomonas reinhardtii, in which we follow the formation of LSU and SSU precursors by in situ cryo-electron tomography (cryo-ET) and subtomogram averaging (STA). By combining both positional and molecular data, we reveal gradients of ribosome maturation within the granular component (GC), offering a new perspective on how the liquid-liquid-phase separation of the nucleolus supports ribosome biogenesis.

Indexed as

Cell NucleolusChlamydomonas reinhardtiiCryoelectron MicroscopyElectron Microscope TomographyIntravital MicroscopyOrganogenesisRibosomesSpatio-Temporal Analysis

Identifiers

PMID34508074
PMCPMC8433212
OpenAlexW3198816848

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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.