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The LRRK2 Variant E193K Prevents Mitochondrial Fission Upon MPP+ Treatment by Altering LRRK2 Binding to DRP1

Overview of attention for article published in Frontiers in Molecular Neuroscience, February 2018
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Title
The LRRK2 Variant E193K Prevents Mitochondrial Fission Upon MPP+ Treatment by Altering LRRK2 Binding to DRP1
Published in
Frontiers in Molecular Neuroscience, February 2018
DOI 10.3389/fnmol.2018.00064
Pubmed ID
Authors

Maria Perez Carrion, Francesca Pischedda, Alice Biosa, Isabella Russo, Letizia Straniero, Laura Civiero, Marianna Guida, Christian J. Gloeckner, Nicola Ticozzi, Cinzia Tiloca, Claudio Mariani, Gianni Pezzoli, Stefano Duga, Irene Pichler, Lifeng Pan, John E. Landers, Elisa Greggio, Michael W. Hess, Stefano Goldwurm, Giovanni Piccoli

Abstract

Mutations in leucine-rich repeat kinase 2 gene (LRRK2) are associated with familial and sporadic Parkinson's disease (PD). LRRK2 is a complex protein that consists of multiple domains, including 13 putative armadillo-type repeats at the N-terminus. In this study, we analyzed the functional and molecular consequences of a novel variant, E193K, identified in an Italian family. E193K substitution does not influence LRRK2 kinase activity. Instead it affects LRRK2 biochemical properties, such as phosphorylation at Ser935 and affinity for 14-3-3ε. Primary fibroblasts obtained from an E193K carrier demonstrated increased cellular toxicity and abnormal mitochondrial fission upon 1-methyl-4-phenylpyridinium treatment. We found that E193K alters LRRK2 binding to DRP1, a crucial mediator of mitochondrial fission. Our data support a role for LRRK2 as a scaffolding protein influencing mitochondrial fission.

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The data shown below were collected from the profiles of 3 X users 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 51 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 51 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 9 18%
Student > Master 9 18%
Student > Bachelor 6 12%
Student > Ph. D. Student 5 10%
Professor > Associate Professor 3 6%
Other 9 18%
Unknown 10 20%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 14 27%
Neuroscience 7 14%
Agricultural and Biological Sciences 7 14%
Medicine and Dentistry 3 6%
Pharmacology, Toxicology and Pharmaceutical Science 1 2%
Other 5 10%
Unknown 14 27%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. 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 16 March 2018.
All research outputs
#14,092,894
of 23,023,224 outputs
Outputs from Frontiers in Molecular Neuroscience
#1,439
of 2,913 outputs
Outputs of similar age
#181,251
of 330,534 outputs
Outputs of similar age from Frontiers in Molecular Neuroscience
#60
of 128 outputs
Altmetric has tracked 23,023,224 research outputs across all sources so far. This one is in the 37th percentile – i.e., 37% of other outputs scored the same or lower than it.
So far Altmetric has tracked 2,913 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.7. This one is in the 47th percentile – i.e., 47% 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 330,534 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 43rd percentile – i.e., 43% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 128 others from the same source and published within six weeks on either side of this one. This one is in the 49th percentile – i.e., 49% of its contemporaries scored the same or lower than it.