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Evidence that KARRIKIN-INSENSITIVE2 (KAI2) Receptors may Perceive an Unknown Signal that is not Karrikin or Strigolactone

Overview of attention for article published in Frontiers in Plant Science, January 2016
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  • High Attention Score compared to outputs of the same age and source (89th percentile)

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Title
Evidence that KARRIKIN-INSENSITIVE2 (KAI2) Receptors may Perceive an Unknown Signal that is not Karrikin or Strigolactone
Published in
Frontiers in Plant Science, January 2016
DOI 10.3389/fpls.2015.01219
Pubmed ID
Authors

Caitlin E Conn, David C Nelson

Abstract

The α/β-hydrolases KAI2 and D14 are paralogous receptors for karrikins and strigolactones, two classes of plant growth regulators with butenolide moieties. KAI2 and D14 act in parallel signaling pathways that share a requirement for the F-box protein MAX2, but produce distinct growth responses by regulating different members of the SMAX1-LIKE/D53 family. kai2 and max2 mutants share seed germination, seedling growth, leaf shape, and petiole orientation phenotypes that are not found in d14 or SL-deficient mutants. This implies that KAI2 recognizes an unknown, endogenous signal, herein termed KAI2 ligand (KL). Recent studies of ligand-specificity among KAI2 paralogs in basal land plants and root parasitic plants suggest that karrikin and strigolactone perception may be evolutionary adaptations of KL receptors. Here we demonstrate that evolutionarily conserved KAI2c genes from two parasite species rescue multiple phenotypes of the Arabidopsis kai2 mutant, unlike karrikin-, and strigolactone-specific KAI2 paralogs. We hypothesize that KAI2c proteins recognize KL, which could be an undiscovered hormone.

X Demographics

X Demographics

The data shown below were collected from the profiles of 8 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 136 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Germany 2 1%
Spain 1 <1%
Unknown 133 98%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 33 24%
Researcher 23 17%
Student > Bachelor 20 15%
Student > Master 13 10%
Student > Doctoral Student 7 5%
Other 15 11%
Unknown 25 18%
Readers by discipline Count As %
Agricultural and Biological Sciences 66 49%
Biochemistry, Genetics and Molecular Biology 32 24%
Chemistry 3 2%
Environmental Science 1 <1%
Nursing and Health Professions 1 <1%
Other 4 3%
Unknown 29 21%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 5. 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 09 November 2021.
All research outputs
#6,243,665
of 22,837,982 outputs
Outputs from Frontiers in Plant Science
#3,421
of 20,152 outputs
Outputs of similar age
#100,607
of 393,791 outputs
Outputs of similar age from Frontiers in Plant Science
#48
of 464 outputs
Altmetric has tracked 22,837,982 research outputs across all sources so far. This one has received more attention than most of these and is in the 72nd percentile.
So far Altmetric has tracked 20,152 research outputs from this source. They receive a mean Attention Score of 4.0. This one has done well, scoring higher than 82% 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 393,791 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 74% of its contemporaries.
We're also able to compare this research output to 464 others from the same source and published within six weeks on either side of this one. This one has done well, scoring higher than 89% of its contemporaries.