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A C1-C2 Module in Munc13 Inhibits Calcium-Dependent Neurotransmitter Release

Overview of attention for article published in Neuron, August 2017
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  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (86th percentile)
  • Average Attention Score compared to outputs of the same age and source

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78 Mendeley
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Title
A C1-C2 Module in Munc13 Inhibits Calcium-Dependent Neurotransmitter Release
Published in
Neuron, August 2017
DOI 10.1016/j.neuron.2017.07.015
Pubmed ID
Authors

Francesco Michelassi, Haowen Liu, Zhitao Hu, Jeremy S. Dittman

Abstract

Almost all known forms of fast chemical synaptic transmission require the synaptic hub protein Munc13. This essential protein has also been implicated in mediating several forms of use-dependent plasticity, but the mechanisms by which it controls vesicle fusion and plasticity are not well understood. Using the C. elegans Munc13 ortholog UNC-13, we show that deletion of the C2B domain, the most highly conserved domain of Munc13, enhances calcium-dependent exocytosis downstream of vesicle priming, revealing a novel autoinhibitory role for the C2B. Furthermore, C2B inhibition is relieved by calcium binding to C2B, while the neighboring C1 domain acts together with C2B to stabilize the autoinhibited state. Selective disruption of Munc13 autoinhibition profoundly impacts nervous system function in vivo. Thus, C1-C2B exerts a basal inhibition on Munc13 in the primed state, permitting calcium- and lipid-dependent control of C1-C2B to modulate synaptic strength.

X Demographics

X Demographics

The data shown below were collected from the profiles of 12 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 78 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 78 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 20 26%
Researcher 16 21%
Student > Bachelor 4 5%
Student > Doctoral Student 3 4%
Other 3 4%
Other 11 14%
Unknown 21 27%
Readers by discipline Count As %
Neuroscience 23 29%
Agricultural and Biological Sciences 16 21%
Biochemistry, Genetics and Molecular Biology 14 18%
Medicine and Dentistry 2 3%
Environmental Science 1 1%
Other 1 1%
Unknown 21 27%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 15. 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 04 August 2021.
All research outputs
#2,434,101
of 25,382,440 outputs
Outputs from Neuron
#3,428
of 9,546 outputs
Outputs of similar age
#44,790
of 327,503 outputs
Outputs of similar age from Neuron
#93
of 146 outputs
Altmetric has tracked 25,382,440 research outputs across all sources so far. Compared to these this one has done particularly well and is in the 90th percentile: it's in the top 10% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 9,546 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 33.2. This one has gotten more attention than average, scoring higher than 64% of its peers.
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 327,503 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 86% of its contemporaries.
We're also able to compare this research output to 146 others from the same source and published within six weeks on either side of this one. This one is in the 36th percentile – i.e., 36% of its contemporaries scored the same or lower than it.