Evidence map›Paper›PMID 18056410›Full record

ArticleThe Journal of cell biology2007

A function for tyrosine phosphorylation of type 1 inositol 1,4,5-trisphosphate receptor in lymphocyte activation.

Nikhil deSouza, Jie Cui, Miroslav Dura, Thomas V McDonald, Andrew R Marks

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2007. 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
1.7field-weighted citation impact, top 17% 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, 37 citations in OpenAlex.

  1. Review
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  3. LPA suppresses T cell function by altering the cytoskeleton and disrupting immune synapse formation.Proceedings of the National Academy of Sciences of the United States of America · 2022
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  18. Regulation of bone turnover by calcium-regulated calcium channels.Annals of the New York Academy of Sciences · 2010
    Review
  19. Article
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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

5 authors at 2 institutions in 1 country.

Nikhil deSouzaDepartment of Physiology and Cellular Biophysics, Clyde and Helen Wu Center for Molecular Cardiology, Columbia University College of Physicians and Surgeons, New York, NY 10032, USA.
Jie Cui
Miroslav Dura
Thomas V McDonald
Andrew R Marks
Columbia University · USAlbert Einstein College of Medicine · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sustained elevation of intracellular calcium by Ca2+ release-activated Ca2+ channels is required for lymphocyte activation. Sustained Ca2+ entry requires endoplasmic reticulum (ER) Ca2+ depletion and prolonged activation of inositol 1,4,5-trisphosphate receptor (IP(3)R)/Ca2+ release channels. However, a major isoform in lymphocyte ER, IP3R1, is inhibited by elevated levels of cytosolic Ca2+, and the mechanism that enables the prolonged activation of IP(3)R1 required for lymphocyte activation is unclear. We show that IP(3)R1 binds to the scaffolding protein linker of activated T cells and colocalizes with the T cell receptor during activation, resulting in persistent phosphorylation of IP(3)R1 at Tyr353. This phosphorylation increases the sensitivity of the channel to activation by IP(3) and renders the channel less sensitive to Ca2+ -induced inactivation. Expression of a mutant IP3R1-Y353F channel in lymphocytes causes defective Ca2+ signaling and decreased nuclear factor of activated T cells activation. Thus, tyrosine phosphorylation of IP3R1-Y353 may have an important function in maintaining elevated cytosolic Ca2+ levels during lymphocyte activation.

Indexed as

AnimalsB-LymphocytesCalciumChickensEndoplasmic ReticulumHumansInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsIon Channel GatingJurkat CellsLymphocyte ActivationMembrane MicrodomainsNFATC Transcription FactorsPhosphorylationPhosphotyrosineProtein TransportCalciumInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsITPR1 protein, humanNFATC Transcription FactorsPhosphotyrosineReceptors, Antigen, T-Cell

Identifiers

PMID18056410
PMCPMC2099184
OpenAlexW2102847281

What OpenQuestion holds

Textmetadata
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.