Evidence map›Paper›PMID 19468072›Full record

ArticleThe Journal of cell biology2009

The structural and functional coupling of two molecular machines, the ribosome and the translocon.

Arthur E Johnson

Abstract readComment
In one paragraph

Article in The Journal of cell biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

1 author.

Arthur E JohnsonDepartment of Molecular and Cellular Medicine, Texas A&M Health Science Center and Department of Chemistry and Department of Biochemistry and Biophysics, Texas A&M University, College Station, TX 77843, USA. ajohnson@medicine.tamhsc.edu

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ribosomes synthesizing secretory and membrane proteins are bound to translocons at the membrane of the endoplasmic reticulum (ER). Both the ribosome and translocon are complex macromolecular machines whose structural and functional interactions are poorly understood. A new study by Pool (Pool, M.R. 2009. J. Cell Biol. 185:889-902) has now shown that the structure of the translocon is dictated by the identity of the protein being synthesized by the ribosome, thereby demonstrating that the two macromolecular machines are structurally coupled for functional purposes. The study also identifies an unexpected component in the apparent molecular linkage that connects the two machines, a discovery that shows the current view of translocon structure is oversimplified.

Indexed as

Models, BiologicalAnimalsEndoplasmic ReticulumMammalsMembrane ProteinsProtein BiosynthesisProtein Structure, TertiaryProtein TransportRibosomesSEC Translocation ChannelsMembrane ProteinsSEC Translocation Channels

Identifiers

PMID19468072
PMCPMC2711596

What OpenQuestion holds

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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.