Evidence map›Paper›PMID 24930395›Full record

ArticleCell2014

Structure of the mammalian ribosome-Sec61 complex to 3.4 Å resolution.

Rebecca M Voorhees, Israel S Fernández, Sjors H W Scheres, Ramanujan S Hegde

Abstract read
In one paragraph

Article in Cell, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 217 papers.

0numbers the graph read from it
0cells of the map it votes in
217citing 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

217 citing papers in PubMed.

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  15. Lipid Scrambling Pathways in the Sec61 Translocon Complex.Journal of the American Chemical Society · 2025
    Article
  16. Article
  17. Review
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157 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.

Rebecca M VoorheesMRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, CB2 0QH, UK. Electronic address: voorhees@mrc-lmb.cam.ac.uk.
Israel S FernándezMRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, CB2 0QH, UK.
Sjors H W ScheresMRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, CB2 0QH, UK.
Ramanujan S HegdeMRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, CB2 0QH, UK. Electronic address: rhegde@mrc-lmb.cam.ac.uk.

Funding

Medical Research Council MC_U105184332Medical Research Council MC_UP_A022_1007Medical Research Council MC_UP_A025_1013Wellcome Trust WT096570
6 · The paper itself

Abstract

Cotranslational protein translocation is a universally conserved process for secretory and membrane protein biosynthesis. Nascent polypeptides emerging from a translating ribosome are either transported across or inserted into the membrane via the ribosome-bound Sec61 channel. Here, we report structures of a mammalian ribosome-Sec61 complex in both idle and translating states, determined to 3.4 and 3.9 Å resolution. The data sets permit building of a near-complete atomic model of the mammalian ribosome, visualization of A/P and P/E hybrid-state tRNAs, and analysis of a nascent polypeptide in the exit tunnel. Unprecedented chemical detail is observed for both the ribosome-Sec61 interaction and the conformational state of Sec61 upon ribosome binding. Comparison of the maps from idle and translating complexes suggests how conformational changes to the Sec61 channel could facilitate translocation of a secreted polypeptide. The high-resolution structure of the mammalian ribosome-Sec61 complex provides a valuable reference for future functional and structural studies.

Indexed as

Protein BiosynthesisAnimalsCrystallography, X-RayMembrane ProteinsModels, MolecularRibosomesRNA, TransferSEC Translocation ChannelsSwineMembrane ProteinsRNA, TransferSEC Translocation Channels

Identifiers

PMID24930395
PMCPMC4081569

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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.