Evidence map›Paper›PMID 20660153›Full record

ArticleMolecular biology of the cell2010

Functional relationship between protein disulfide isomerase family members during the oxidative folding of human secretory proteins.

Lori A Rutkevich, Myrna F Cohen-Doyle, Ulf Brockmeier, David B Williams

Abstract read
In one paragraph

Article in Molecular biology of the cell, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

60 citing papers in PubMed, 87 citations in OpenAlex.

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  12. Methods to identify the substrates of thiol-disulfide oxidoreductases.Protein science : a publication of the Protein Society · 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

4 authors at 1 institution in 1 country.

Lori A RutkevichDepartment of Biochemistry, University of Toronto, Toronto, Canada.
Myrna F Cohen-Doyle
Ulf Brockmeier
David B Williams
University of Toronto · CA

Funding

Canadian Institutes of Health Research
6 · The paper itself

Abstract

To examine the relationship between protein disulfide isomerase family members within the mammalian endoplasmic reticulum, PDI, ERp57, ERp72, and P5 were depleted with high efficiency in human hepatoma cells, either singly or in combination. The impact was assessed on the oxidative folding of several well-characterized secretory proteins. We show that PDI plays a predominant role in oxidative folding because its depletion delayed disulfide formation in all secretory proteins tested. However, the phenotype was surprisingly modest suggesting that other family members are able to compensate for PDI depletion, albeit with reduced efficacy. ERp57 also exhibited broad specificity, overlapping with that of PDI, but with preference for glycosylated substrates. Depletion of both PDI and ERp57 revealed that some substrates require both enzymes for optimal folding and, furthermore, led to generalized protein misfolding, impaired export from the ER, and degradation. In contrast, depletion of ERp72 or P5, either alone or in combination with PDI or ERp57 had minimal impact, revealing a narrow substrate specificity for ERp72 and no detectable role for P5 in oxidative protein folding.

Indexed as

Oxidation-ReductionProtein FoldingAnimalsCell Line, TumorGene Knockdown TechniquesHumansIsoenzymesMembrane GlycoproteinsNerve Tissue ProteinsPeptide FragmentsProtein Disulfide-IsomerasesRNA InterferenceUnfolded Protein Responseendoplasmic reticulum glycoprotein p72IsoenzymesMembrane GlycoproteinsNerve Tissue Proteinsp5 protein, humanPDIA3 protein, humanPeptide FragmentsProtein Disulfide-Isomerases

Identifiers

PMID20660153
PMCPMC2938376
OpenAlexW2105051832

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.