Evidence map›Paper›PMID 21439629›Full record

ArticleCell2011

Rhomboid family pseudoproteases use the ER quality control machinery to regulate intercellular signaling.

Markus Zettl, Colin Adrain, Kvido Strisovsky, Viorica Lastun, Matthew Freeman

Open access · hybridAbstract read
In one paragraph

Article in Cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 95 papers.

0numbers the graph read from it
0cells of the map it votes in
95citing papers in PubMed
9.0field-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

95 citing papers in PubMed, 161 citations in OpenAlex.

  1. Article
  2. Regulation of mixotrophy inMicrobiology (Reading, England) · 2026
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  18. Review
  19. iRhom2: An Emerging Adaptor Regulating Immunity and Disease.International journal of molecular sciences · 2020
    Review
  20. Review

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Markus ZettlMRC Laboratory of Molecular Biology, Hills Road, Cambridge CB2 0QH, UK.
Colin Adrain
Kvido Strisovsky
Viorica Lastun
Matthew Freeman
MRC Laboratory of Molecular Biology · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Intramembrane proteolysis governs many cellular control processes, but little is known about how intramembrane proteases are regulated. iRhoms are a conserved subfamily of proteins related to rhomboid intramembrane serine proteases that lack key catalytic residues. We have used a combination of genetics and cell biology to determine that these "pseudoproteases" inhibit rhomboid-dependent signaling by the epidermal growth factor receptor pathway in Drosophila, thereby regulating sleep. iRhoms prevent the cleavage of potential rhomboid substrates by promoting their destabilization by endoplasmic reticulum (ER)-associated degradation; this mechanism has been conserved in mammalian cells. The exploitation of the intrinsic quality control machinery of the ER represents a new mode of regulation of intercellular signaling. Inactive cognates of enzymes are common, but their functions are mostly unclear; our data indicate that pseudoenzymes can readily evolve into regulatory proteins, suggesting that this may be a significant evolutionary mechanism.

Indexed as

Signal TransductionAnimalsDrosophilaDrosophila ProteinsEndoplasmic ReticulumErbB ReceptorsEvolution, MolecularMembrane ProteinsPeptide HydrolasesProteinsSerine EndopeptidasesDrosophila ProteinsErbB ReceptorsMembrane ProteinsPeptide HydrolasesProteinsRho protein, DrosophilaSerine Endopeptidases

Identifiers

PMID21439629
PMCPMC3149277
OpenAlexW2140009513

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.