Evidence map›Paper›PMID 19933110›Full record

ArticleScience (New York, N.Y.)2009

Structural insight into nascent polypeptide chain-mediated translational stalling.

Birgit Seidelt, C Axel Innis, Daniel N Wilson, Marco Gartmann, Jean-Paul Armache, Elizabeth Villa, Leonardo G Trabuco, Thomas Becker, Thorsten Mielke, Klaus Schulten and 2 more

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 148 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
148citing papers in PubMed, 1 pooled it
16.0field-weighted citation impact, top 1% 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

148 citing papers in PubMed, 1 synthesis or guideline pooled it, 277 citations in OpenAlex.

  1. Pooled it
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  17. The Peptidyl Transferase Center: a Window to the Past.Microbiology and molecular biology reviews : MMBR · 2021
    Article
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  20. Article

88 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 2 institutions in 2 countries.

Birgit SeideltGene Center and Center for Integrated Protein Science Munich (CIPSM), Department for Chemistry and Biochemistry, University of Munich, Feodor-Lynen-Strasse 25, 81377 Munich, Germany.
C Axel Innis
Daniel N Wilson
Marco Gartmann
Jean-Paul Armache
Elizabeth Villa
Leonardo G Trabuco
Thomas Becker
Thorsten Mielke
Klaus Schulten
Thomas A Steitz
Roland Beckmann
University of Illinois Urbana-Champaign · USMax Planck Institute of Biochemistry · DE

Funding

X-RAY ANALYSIS OF PROTEIN STRUCTURE AND FUNCTIONP01GM022778 · NIGMS · YALE UNIVERSITY · PI BREAKER, RONALD R · 1985 to 2019
$26.1M
WHOLE CELL SIMULATIONP41RR005969 · NCRR · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI STONE, JOHN H · 1990 to 2011
$19.8M
Howard Hughes Medical InstituteNCRR NIH HHS P41 RR005969NCRR NIH HHS P41-RR05969NIGMS NIH HHS GM022778NIGMS NIH HHS P01 GM022778
6 · The paper itself

Abstract

Expression of the Escherichia coli tryptophanase operon depends on ribosome stalling during translation of the upstream TnaC leader peptide, a process for which interactions between the TnaC nascent chain and the ribosomal exit tunnel are critical. We determined a 5.8 angstrom-resolution cryo-electron microscopy and single-particle reconstruction of a ribosome stalled during translation of the tnaC leader gene. The nascent chain was extended within the exit tunnel, making contacts with ribosomal components at distinct sites. Upon stalling, two conserved residues within the peptidyltransferase center adopted conformations that preclude binding of release factors. We propose a model whereby interactions within the tunnel are relayed to the peptidyltransferase center to inhibit translation. Moreover, we show that nascent chains adopt distinct conformations within the ribosomal exit tunnel.

Indexed as

Protein BiosynthesisBinding SitesCryoelectron MicroscopyEscherichia coliEscherichia coli ProteinsGene Expression Regulation, BacterialImage Processing, Computer-AssistedModels, BiologicalModels, MolecularOperonPeptidyl TransferasesProtein ConformationRibosomal ProteinsRibosomesRNA-Binding ProteinsTryptophanaseEscherichia coli ProteinsPeptidyl TransferasesRibosomal ProteinsRNA-Binding ProteinsrplV protein, E colitnaC protein, E coliTryptophanase

Identifiers

PMID19933110
PMCPMC2920484
OpenAlexW1979947584

What OpenQuestion holds

Textmetadata
LicenceTDM
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.