Evidence map›Paper›PMID 9435217›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1998

Targeting of GroEL to SecA on the cytoplasmic membrane of Escherichia coli.

E S Bochkareva, M E Solovieva, A S Girshovich

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.4field-weighted citation impact, top 18% 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

24 citing papers in PubMed, 59 citations in OpenAlex.

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  9. Growth phase-specific changes in the composition of E. coli transcription complexes.Journal of chromatography. B, Analytical technologies in the biomedical and life sciences · 2019
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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

3 authors at 1 institution in 1 country.

E S BochkarevaDepartment of Biological Chemistry, Weizmann Institute of Science, Rehovot, Israel.
M E Solovieva
A S Girshovich
Weizmann Institute of Science · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chaperonin GroEL has been found to interact with isolated cytoplasmic membrane of Escherichia coli. Interaction requires Mg ions, whereas MgATP inhibits, and inhibition is stronger in the presence of co-chaperonin GroES. "Heat-shock" of the membrane at 45 degrees C destroys irreversibly its ability to bind GroEL. The binding of GroEL is characterized by saturation with a maximum of about 100 pmol GroEL bound per mg of total membrane protein, indicating a limited capacity and specificity of the membrane to bind GroEL. According to results of immunoblotting analysis and cleavable photoactivable cross-linking, a membrane target of GroEL is SecA, a protein known as a central component of the translocation machinery. Moreover, in some cases GroEL could modulate a cycle of association of SecA with the membrane by stimulating release of SecA from the membrane. A physiological role of targeting of GroEL in or close to the protein-conducting membrane apparatus is discussed.

Indexed as

Escherichia coli ProteinsMembrane Transport ProteinsAdenosine TriphosphatasesBacterial ProteinsBiological TransportCell MembraneChaperonin 60Cross-Linking ReagentsEscherichia coliSecA ProteinsSEC Translocation ChannelsAdenosine TriphosphatasesBacterial ProteinsChaperonin 60Cross-Linking ReagentsEscherichia coli ProteinsMembrane Transport ProteinsSecA ProteinsSEC Translocation Channels

Identifiers

PMID9435217
PMCPMC18445
OpenAlexW2054049992

What OpenQuestion holds

Textmetadata
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.