Evidence map›Paper›PMID 8612572›Full record

ArticleThe EMBO journal1996

The molecular chaperone calnexin facilitates folding and assembly of class I histocompatibility molecules.

A Vassilakos, M F Cohen-Doyle, P A Peterson, M R Jackson, D B Williams

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
10.0field-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

56 citing papers in PubMed, 203 citations in OpenAlex.

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  12. Molecular Chaperone Calnexin Regulates the Function ofFrontiers in molecular neuroscience · 2017
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  20. Protein folding in the endoplasmic reticulum.Cold Spring Harbor perspectives in biology · 2013
    Review
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

5 authors at 1 institution in 1 country.

A VassilakosDepartment of Biochemistry, University of Toronto, Ontario, Canada.
M F Cohen-Doyle
P A Peterson
M R Jackson
D B Williams
University of Toronto · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Calnexin, a membrane protein of the endoplasmic reticulum, is generally thought to function as a molecular chaperone, based on indirect or correlative evidence. To examine calnexin's functions more directly, we reconstituted the assembly of class I histocompatibility molecules in the absence or presence of calnexin in Drosophila melanogaster cells. Calnexin enhanced the assembly of class I heavy chains with beta 2-microglobulin as much as 5-fold. The improved assembly appeared largely due to more efficient folding of heavy chains, as evidenced by increased reactivity with a conformation-sensitive monoclonal antibody and by a reduction in the level of aggregates. Similar findings were obtained in mouse or human cells when the interaction of calnexin with class I heavy chains was prevented by treatment with the oligosaccharide processing inhibitor castanospermine. The ability of calnexin to facilitate castanospermine. The ability of calnexin to facilitate heavy chain folding and to prevent the formation of aggregates provides compelling evidence that calnexin functions as a bona fide molecular chaperone.

Indexed as

Animalsbeta 2-MicroglobulinCalcium-Binding ProteinsCalnexinCell MembraneCells, CulturedDrosophila melanogasterHistocompatibility Antigens Class IHLA-B27 AntigenHumansIndolizidinesIndolizinesMiceMolecular ChaperonesOligosaccharidesProtein Foldingbeta 2-MicroglobulinCalcium-Binding ProteinsCalnexincastanospermineHistocompatibility Antigens Class IHLA-B27 AntigenIndolizidinesIndolizinesMolecular ChaperonesOligosaccharides

Identifiers

PMID8612572
PMCPMC450057
OpenAlexW174468170

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.