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Visible Multiphoton Dissociation of Chromophore-Tagged Peptides

Overview of attention for article published in Journal of the American Society for Mass Spectrometry, July 2017
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Title
Visible Multiphoton Dissociation of Chromophore-Tagged Peptides
Published in
Journal of the American Society for Mass Spectrometry, July 2017
DOI 10.1007/s13361-017-1733-9
Pubmed ID
Authors

Mathilde Bouakil, Alexander Kulesza, Steven Daly, Luke MacAleese, Rodolphe Antoine, Philippe Dugourd

Abstract

The visible photodissociation mechanisms of QSY7-tagged peptides of increasing size have been investigated by coupling a mass spectrometer and an optical parametric oscillator laser beam. The experiments herein consist of energy resolved collision- and laser-induced dissociation measurements on the chromophore-tagged peptides. The results show that fragmentation occurs by similar channels in both activation methods, but that the branching ratios are vastly different. Observation of a size-dependent minimum laser pulse energy required to induce fragmentation, and collisional cooling rates in time resolved experiments show that laser-induced dissociation occurs through the absorption of multiple photons by the chromophore and the subsequent heating through vibrational energy redistribution. The differences in branching ratio between collision- and laser-induced dissociation can then be understood by the highly anisotropic energy distribution following absorption of a photon. Graphical Abstract ᅟ.

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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 28 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 28 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 8 29%
Student > Ph. D. Student 4 14%
Professor 3 11%
Student > Master 3 11%
Professor > Associate Professor 2 7%
Other 4 14%
Unknown 4 14%
Readers by discipline Count As %
Chemistry 13 46%
Physics and Astronomy 7 25%
Computer Science 1 4%
Unspecified 1 4%
Medicine and Dentistry 1 4%
Other 0 0%
Unknown 5 18%
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 26 September 2017.
All research outputs
#22,764,772
of 25,382,440 outputs
Outputs from Journal of the American Society for Mass Spectrometry
#3,431
of 3,835 outputs
Outputs of similar age
#286,449
of 326,762 outputs
Outputs of similar age from Journal of the American Society for Mass Spectrometry
#68
of 78 outputs
Altmetric has tracked 25,382,440 research outputs across all sources so far. This one is in the 1st percentile – i.e., 1% of other outputs scored the same or lower than it.
So far Altmetric has tracked 3,835 research outputs from this source. They receive a mean Attention Score of 3.8. This one is in the 1st percentile – i.e., 1% 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 326,762 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 78 others from the same source and published within six weeks on either side of this one. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.