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拟南芥谷氨酰胺合成酶 2 突变体（gln2-1 和 gln2-2）没有异常表型。

The Arabidopsis glutamine synthetase2 mutants (gln2-1 and gln2-2) do not have abnormal phenotypes.

机构信息

Institute of Plant and Microbial Biology, Academia Sinica, Taipei 11529, Taiwan.

Molecular and Biological Agricultural Sciences, Taiwan International Graduate Program, Academia Sinica, Taipei 11529, Taiwan.

出版信息

Plant Physiol. 2022 Aug 1;189(4):1906-1910. doi: 10.1093/plphys/kiac224.

DOI:10.1093/plphys/kiac224
PMID:35567491
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC9342959/
Abstract

The Arabidopsis glutamine synthetase2 mutants grow normally in the air, challenging the paradigm that chloroplastic GLUTAMINE SYNTHETASE2 is the primary enzyme to assimilate photorespiratory .

摘要

拟南芥谷氨酰胺合成酶 2 突变体在空气中正常生长，这对叶绿体谷氨酰胺合成酶 2 是同化光呼吸的主要酶的范式提出了挑战。

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本文引用的文献

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New Phytol. 2022 Jun;234(5):1559-1565. doi: 10.1111/nph.18090. Epub 2022 Mar 26.
2
Excessive ammonium assimilation by plastidic glutamine synthetase causes ammonium toxicity in Arabidopsis thaliana.质体谷氨酰胺合成酶过度同化铵导致拟南芥的铵毒性。
Nat Commun. 2021 Aug 16;12(1):4944. doi: 10.1038/s41467-021-25238-7.
3
Arabidopsis thaliana mutants devoid of chloroplast glutamine synthetase (GS2) have non-lethal phenotype under photorespiratory conditions.拟南芥叶绿体谷氨酰胺合成酶（GS2）缺失突变体在光呼吸条件下具有非致死表型。
Plant Physiol Biochem. 2019 Nov;144:365-374. doi: 10.1016/j.plaphy.2019.10.009. Epub 2019 Oct 9.
4
Cytosolic Glutamine Synthetase Gln1;2 Is the Main Isozyme Contributing to GS1 Activity and Can Be Up-Regulated to Relieve Ammonium Toxicity.胞质谷氨酰胺合成酶Gln1;2是对GS1活性起主要作用的同工酶，可被上调以减轻铵毒性。
Plant Physiol. 2016 Jul;171(3):1921-33. doi: 10.1104/pp.16.01195. Epub 2016 May 26.
5
Primary N-assimilation into Amino Acids in Arabidopsis.拟南芥中氮素向氨基酸的初级同化
Arabidopsis Book. 2003;2:e0010. doi: 10.1199/tab.0010. Epub 2003 Sep 30.
6
The cytosolic glutamine synthetase GLN1;2 plays a role in the control of plant growth and ammonium homeostasis in Arabidopsis rosettes when nitrate supply is not limiting.当硝酸盐供应不受限制时，细胞质谷氨酰胺合成酶 GLN1;2 在控制拟南芥莲座叶的植物生长和铵稳态方面发挥作用。
J Exp Bot. 2011 Feb;62(4):1375-90. doi: 10.1093/jxb/erq299. Epub 2010 Oct 19.
7
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Planta. 2006 Oct;224(5):1068-79. doi: 10.1007/s00425-006-0279-z. Epub 2006 May 10.
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