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Regulating the regulator: nitric oxide control of post-translational modifications

Nitric oxide (NO) is perfectly suited for the role of a redox signalling molecule. Akey route for NO bioactivity occurs via protein S-nitrosation, and involves the addition of a NO moiety to a protein cysteine (Cys) thiol (–SH) to form an S-nitrosothiol (SNO). This process is thought to underpin a m...

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Bibliographic Details
Published in:The New phytologist 2020-09, Vol.227 (5), p.1319-1325
Main Authors: Gupta, Kapuganti Jagadis, Kolbert, Zsuzsanna, Durner, Jorg, Lindermayr, Christian, Corpas, Francisco J., Brouquisse, Renaud, Barroso, Juan B., Umbreen, Saima, Palma, José M., Hancock, John T., Petrivalsky, Marek, Wendehenne, David, Loake, Gary J.
Format: Article
Language:English
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Summary:Nitric oxide (NO) is perfectly suited for the role of a redox signalling molecule. Akey route for NO bioactivity occurs via protein S-nitrosation, and involves the addition of a NO moiety to a protein cysteine (Cys) thiol (–SH) to form an S-nitrosothiol (SNO). This process is thought to underpin a myriad of cellular processes in plants that are linked to development, environmental responses and immune function. Here we collate emerging evidence showing that NO bioactivity regulates a growing number of diverse post-translational modifications including SUMOylation, phosphorylation, persulfidation and acetylation. We provide examples of how NO orchestrates these processes to mediate plant adaptation to a variety of cellular cues.
ISSN:0028-646X
1469-8137
DOI:10.1111/nph.16622