Understanding nitrate assimilation and its regulation in microalgae

Nitrate assimilation is a key process for nitrogen (N) acquisition in green microalgae. Among Chlorophyte algae, Chlamydomonas reinhardtii has resulted to be a good model system to unravel important facts of this process, and has provided important insights for agriculturally relevant plants. In thi...

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Main Authors: Emanuel eSanz-Luque, Alejandro eChamizo-Ampudia, Angel eLlamas, Aurora eGalvan, Emilio eFernandez
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-10-01
Series:Frontiers in Plant Science
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpls.2015.00899/full
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author Emanuel eSanz-Luque
Alejandro eChamizo-Ampudia
Angel eLlamas
Aurora eGalvan
Emilio eFernandez
author_facet Emanuel eSanz-Luque
Alejandro eChamizo-Ampudia
Angel eLlamas
Aurora eGalvan
Emilio eFernandez
author_sort Emanuel eSanz-Luque
collection DOAJ
description Nitrate assimilation is a key process for nitrogen (N) acquisition in green microalgae. Among Chlorophyte algae, Chlamydomonas reinhardtii has resulted to be a good model system to unravel important facts of this process, and has provided important insights for agriculturally relevant plants. In this work, the recent findings on nitrate transport, nitrate reduction and the regulation of nitrate assimilation are presented in this and several other algae. Latest data have shown nitric oxide (NO) as an important signal molecule in the transcriptional and posttranslational regulation of nitrate reductase and inorganic N transport. Participation of regulatory genes and proteins in positive and negative signaling of the pathway and the mechanisms involved in the regulation of nitrate assimilation, as well as those involved in Molybdenum cofactor synthesis required to nitrate assimilation, are critically reviewed.
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spelling doaj.art-c24bc2336e9a488792bd7a3027deb3e62022-12-22T03:15:02ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2015-10-01610.3389/fpls.2015.00899163887Understanding nitrate assimilation and its regulation in microalgaeEmanuel eSanz-Luque0Alejandro eChamizo-Ampudia1Angel eLlamas2Aurora eGalvan3Emilio eFernandez4University of CordobaUniversity of CordobaUniversity of CordobaUniversity of CordobaUniversity of CordobaNitrate assimilation is a key process for nitrogen (N) acquisition in green microalgae. Among Chlorophyte algae, Chlamydomonas reinhardtii has resulted to be a good model system to unravel important facts of this process, and has provided important insights for agriculturally relevant plants. In this work, the recent findings on nitrate transport, nitrate reduction and the regulation of nitrate assimilation are presented in this and several other algae. Latest data have shown nitric oxide (NO) as an important signal molecule in the transcriptional and posttranslational regulation of nitrate reductase and inorganic N transport. Participation of regulatory genes and proteins in positive and negative signaling of the pathway and the mechanisms involved in the regulation of nitrate assimilation, as well as those involved in Molybdenum cofactor synthesis required to nitrate assimilation, are critically reviewed.http://journal.frontiersin.org/Journal/10.3389/fpls.2015.00899/fullChlamydomonasNitric Oxidegreen algaenitrogen metabolismnitrate assimilationNitrate/Nitrite Uptake
spellingShingle Emanuel eSanz-Luque
Alejandro eChamizo-Ampudia
Angel eLlamas
Aurora eGalvan
Emilio eFernandez
Understanding nitrate assimilation and its regulation in microalgae
Frontiers in Plant Science
Chlamydomonas
Nitric Oxide
green algae
nitrogen metabolism
nitrate assimilation
Nitrate/Nitrite Uptake
title Understanding nitrate assimilation and its regulation in microalgae
title_full Understanding nitrate assimilation and its regulation in microalgae
title_fullStr Understanding nitrate assimilation and its regulation in microalgae
title_full_unstemmed Understanding nitrate assimilation and its regulation in microalgae
title_short Understanding nitrate assimilation and its regulation in microalgae
title_sort understanding nitrate assimilation and its regulation in microalgae
topic Chlamydomonas
Nitric Oxide
green algae
nitrogen metabolism
nitrate assimilation
Nitrate/Nitrite Uptake
url http://journal.frontiersin.org/Journal/10.3389/fpls.2015.00899/full
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AT auroraegalvan understandingnitrateassimilationanditsregulationinmicroalgae
AT emilioefernandez understandingnitrateassimilationanditsregulationinmicroalgae