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Mechanism of intersubunit ketosynthase–dehydratase interaction in polyketide synthases

Overview of attention for article published in Nature Chemical Biology, January 2018
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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 (87th percentile)
  • Average Attention Score compared to outputs of the same age and source

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Title
Mechanism of intersubunit ketosynthase–dehydratase interaction in polyketide synthases
Published in
Nature Chemical Biology, January 2018
DOI 10.1038/nchembio.2549
Pubmed ID
Authors

Matthew Jenner, Simone Kosol, Daniel Griffiths, Panward Prasongpholchai, Lucio Manzi, Andrew S Barrow, John E Moses, Neil J Oldham, Józef R Lewandowski, Gregory L Challis

Abstract

Modular polyketide synthases (PKSs) produce numerous structurally complex natural products that have diverse applications in medicine and agriculture. PKSs typically consist of several multienzyme subunits that utilize structurally defined docking domains (DDs) at their N and C termini to ensure correct assembly into functional multiprotein complexes. Here we report a fundamentally different mechanism for subunit assembly in trans-acyltransferase (trans-AT) modular PKSs at the junction between ketosynthase (KS) and dehydratase (DH) domains. This mechanism involves direct interaction of a largely unstructured docking domain (DD) at the C terminus of the KS with the surface of the downstream DH. Acyl transfer assays and mechanism-based crosslinking established that the DD is required for the KS to communicate with the acyl carrier protein appended to the DH. Two distinct regions for binding of the DD to the DH were identified using NMR spectroscopy, carbene footprinting, and mutagenesis, providing a foundation for future elucidation of the molecular basis for interaction specificity.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 101 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 101 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 27 27%
Researcher 17 17%
Student > Bachelor 16 16%
Student > Master 10 10%
Student > Doctoral Student 2 2%
Other 6 6%
Unknown 23 23%
Readers by discipline Count As %
Chemistry 38 38%
Biochemistry, Genetics and Molecular Biology 20 20%
Agricultural and Biological Sciences 10 10%
Pharmacology, Toxicology and Pharmaceutical Science 4 4%
Chemical Engineering 1 <1%
Other 4 4%
Unknown 24 24%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 14. 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 11 January 2018.
All research outputs
#2,247,921
of 22,673,450 outputs
Outputs from Nature Chemical Biology
#1,268
of 3,054 outputs
Outputs of similar age
#55,193
of 440,398 outputs
Outputs of similar age from Nature Chemical Biology
#26
of 47 outputs
Altmetric has tracked 22,673,450 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 3,054 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 25.3. This one has gotten more attention than average, scoring higher than 58% 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 440,398 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 87% of its contemporaries.
We're also able to compare this research output to 47 others from the same source and published within six weeks on either side of this one. This one is in the 46th percentile – i.e., 46% of its contemporaries scored the same or lower than it.