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Structural and molecular determinants of HIV-1 Gag binding to the plasma membrane

Overview of attention for article published in Frontiers in Microbiology, March 2015
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Title
Structural and molecular determinants of HIV-1 Gag binding to the plasma membrane
Published in
Frontiers in Microbiology, March 2015
DOI 10.3389/fmicb.2015.00232
Pubmed ID
Authors

Jiri Vlach, Jamil S Saad

Abstract

Targeting of the Gag polyprotein to the plasma membrane (PM) for assembly is a critical event in the late phase of immunodeficiency virus type-1 (HIV-1) infection. Gag binding to the PM is mediated by interactions between the myristoylated matrix (MA) domain and PM lipids. Despite the extensive biochemical and in vitro studies of Gag and MA binding to membranes over the last two decades, the discovery of the role of phosphatidylinositol-4,5-bisphosphate [PI(4,5)P2] in Gag binding to the PM has sparked a string of studies aimed at elucidating the molecular mechanism of retroviral Gag-PM binding. Electrostatic interactions between a highly conserved basic region of MA and acidic phospholipids have long been thought to be the main driving force for Gag-membrane interactions. However, recent studies suggest that the mechanism is rather complex since other factors such as the hydrophobicity of the membrane interior represented by the acyl chains and cholesterol also play important roles. Here we summarize the current understanding of HIV-1 Gag-membrane interactions at the molecular and structural levels and briefly discuss the underlying forces governing interactions of other retroviral MA proteins with the PM.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 38 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 1 3%
Portugal 1 3%
Unknown 36 95%

Demographic breakdown

Readers by professional status Count As %
Researcher 13 34%
Student > Ph. D. Student 9 24%
Student > Master 5 13%
Student > Doctoral Student 2 5%
Student > Bachelor 2 5%
Other 3 8%
Unknown 4 11%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 15 39%
Agricultural and Biological Sciences 14 37%
Immunology and Microbiology 2 5%
Nursing and Health Professions 1 3%
Linguistics 1 3%
Other 2 5%
Unknown 3 8%
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 21 March 2015.
All research outputs
#17,751,741
of 22,796,179 outputs
Outputs from Frontiers in Microbiology
#17,145
of 24,737 outputs
Outputs of similar age
#179,745
of 262,958 outputs
Outputs of similar age from Frontiers in Microbiology
#220
of 320 outputs
Altmetric has tracked 22,796,179 research outputs across all sources so far. This one is in the 19th percentile – i.e., 19% of other outputs scored the same or lower than it.
So far Altmetric has tracked 24,737 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.3. This one is in the 22nd percentile – i.e., 22% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 262,958 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 26th percentile – i.e., 26% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 320 others from the same source and published within six weeks on either side of this one. This one is in the 18th percentile – i.e., 18% of its contemporaries scored the same or lower than it.