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Proteomic Analysis of S-Acylated Proteins in Human B Cells Reveals Palmitoylation of the Immune Regulators CD20 and CD23

Overview of attention for article published in PLOS ONE, May 2012
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Title
Proteomic Analysis of S-Acylated Proteins in Human B Cells Reveals Palmitoylation of the Immune Regulators CD20 and CD23
Published in
PLOS ONE, May 2012
DOI 10.1371/journal.pone.0037187
Pubmed ID
Authors

Corinne Ivaldi, Brent R. Martin, Sylvie Kieffer-Jaquinod, Agnès Chapel, Thierry Levade, Jérôme Garin, Agnès Journet

Abstract

S-palmitoylation is a reversible post-translational modification important for controlling the membrane targeting and function of numerous membrane proteins with diverse roles in signalling, scaffolding, and trafficking. We sought to identify novel palmitoylated proteins in B lymphocytes using acyl-biotin exchange chemistry, coupled with differential analysis by liquid-chromatography tandem mass spectrometry. In total, we identified 57 novel palmitoylated protein candidates from human EBV-transformed lymphoid cells. Two of them, namely CD20 and CD23 (low affinity immunoglobulin epsilon Fc receptor), are immune regulators that are effective/potential therapeutic targets for haematological malignancies, autoimmune diseases and allergic disorders. Palmitoylation of CD20 and CD23 was confirmed by heterologous expression of alanine mutants coupled with bioorthogonal metabolic labeling. This study demonstrates a new subset of palmitoylated proteins in B cells, illustrating the ubiquitous role of protein palmitoylation in immune regulation.

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The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 52 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 3 6%
Unknown 49 94%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 17 33%
Researcher 10 19%
Professor > Associate Professor 4 8%
Student > Master 4 8%
Student > Doctoral Student 3 6%
Other 10 19%
Unknown 4 8%
Readers by discipline Count As %
Agricultural and Biological Sciences 15 29%
Biochemistry, Genetics and Molecular Biology 13 25%
Chemistry 6 12%
Immunology and Microbiology 3 6%
Pharmacology, Toxicology and Pharmaceutical Science 2 4%
Other 7 13%
Unknown 6 12%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 01 June 2012.
All research outputs
#18,308,895
of 22,668,244 outputs
Outputs from PLOS ONE
#153,779
of 193,511 outputs
Outputs of similar age
#126,642
of 164,424 outputs
Outputs of similar age from PLOS ONE
#3,020
of 3,849 outputs
Altmetric has tracked 22,668,244 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 193,511 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 15.0. This one is in the 10th percentile – i.e., 10% of its peers scored the same or lower than it.
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We're also able to compare this research output to 3,849 others from the same source and published within six weeks on either side of this one. This one is in the 8th percentile – i.e., 8% of its contemporaries scored the same or lower than it.