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Nitrate signalling

Two nitrate sensors, how many more?

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Nitrate is a nutrient and a signal. Membrane protein NRT1.1 reflects this duality as both a nitrate transporter and sensor. A new perception mechanism has just been discovered: transcription factor NLP7 is also a nitrate sensor. Thus, two distinct but interacting systems perceive nitrate. Are there others?

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Fig. 1: Two signalling pathways recently shown to have a nuclear and a membrane sensory components.

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Authors and Affiliations

  1. Institute for Plant Sciences of Montpellier, IPSiM, Univ. Montpellier, CNRS, INRAE, Montpellier, France

    Jordan Courrèges-Clercq & Gabriel Krouk

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  1. Jordan Courrèges-Clercq
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  2. Gabriel Krouk
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Correspondence to Gabriel Krouk.

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Courrèges-Clercq, J., Krouk, G. Two nitrate sensors, how many more?. Nat. Plants 8, 1212–1213 (2022). https://doi.org/10.1038/s41477-022-01276-x

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