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.
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。
相似文献
1
The Arabidopsis glutamine synthetase2 mutants (gln2-1 and gln2-2) do not have abnormal phenotypes.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。
Plant Physiol. 2022 Aug 1;189(4):1906-1910. doi: 10.1093/plphys/kiac224.
2
The ACR11 encodes a novel type of chloroplastic ACT domain repeat protein that is coordinately expressed with GLN2 in Arabidopsis.ACR11 编码一种新型的质体 ACT 结构域重复蛋白，该蛋白与拟南芥中的 GLN2 协调表达。
BMC Plant Biol. 2011 Aug 24;11:118. doi: 10.1186/1471-2229-11-118.
3
ACR11 is an Activator of Plastid-Type Glutamine Synthetase GS2 in Arabidopsis thaliana.ACR11是拟南芥中质体型谷氨酰胺合成酶GS2的激活剂。
Plant Cell Physiol. 2017 Apr 1;58(4):650-657. doi: 10.1093/pcp/pcx033.
4
Validating the role of glutamine synthetase GLN2 during photorespiration in Arabidopsis thaliana.验证谷氨酰胺合成酶GLN2在拟南芥光呼吸过程中的作用。
Plant Physiol. 2023 Dec 30;194(1):324-328. doi: 10.1093/plphys/kiad521.
5
Arabidopsis thaliana GLN2-encoded glutamine synthetase is dual targeted to leaf mitochondria and chloroplasts.拟南芥GLN2编码的谷氨酰胺合成酶双靶向定位于叶片线粒体和叶绿体。
Plant Cell. 2004 Aug;16(8):2048-58. doi: 10.1105/tpc.104.022046. Epub 2004 Jul 23.
6
Glutamine induces lateral root initiation, stress responses, and disease resistance in Arabidopsis.谷氨酰胺可诱导拟南芥侧根起始、应激反应和抗病性。
Plant Physiol. 2024 Jun 28;195(3):2289-2308. doi: 10.1093/plphys/kiae144.
7
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.
8
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.
9
The Arabidopsis Target of Rapamycin kinase regulates ammonium assimilation and glutamine metabolism.拟南芥雷帕霉素靶蛋白激酶调控铵同化和谷氨酰胺代谢。
Plant Physiol. 2023 Aug 3;192(4):2943-2957. doi: 10.1093/plphys/kiad216.
10
Knockout mutants as a tool to identify the subunit composition of Arabidopsis glutamine synthetase isoforms.敲除突变体作为鉴定拟南芥谷氨酰胺合成酶同工型亚基组成的工具。
Plant Physiol Biochem. 2014 Jun;79:1-9. doi: 10.1016/j.plaphy.2014.02.023. Epub 2014 Mar 12.
引用本文的文献
1
Nitrogen Assimilation Plays a Role in Balancing the Chloroplastic Glutathione Redox Potential Under High Light Conditions.氮同化在高光条件下平衡叶绿体谷胱甘肽氧化还原电位中发挥作用。
Plant Cell Environ. 2025 May;48(5):3559-3572. doi: 10.1111/pce.15368. Epub 2025 Jan 9.
2
The Functional Characterization of MaGS2 and Its Role as a Negative Regulator of .MaGS2的功能特性及其作为……负调控因子的作用
Plants (Basel). 2024 Jun 15;13(12):1660. doi: 10.3390/plants13121660.
3
Ammonium-nitrate mixtures dominated by NH-N promote the growth of pecan () through enhanced N uptake and assimilation.以铵态氮为主的硝酸铵混合物通过增强氮的吸收和同化作用促进山核桃（）的生长。
Front Plant Sci. 2023 May 29;14:1186818. doi: 10.3389/fpls.2023.1186818. eCollection 2023.
4
Study of vacuole glycerate transporter NPF8.4 reveals a new role of photorespiration in C/N balance.液泡甘油酸转运蛋白 NPF8.4 的研究揭示了光呼吸在碳氮平衡中的新作用。
Nat Plants. 2023 May;9(5):803-816. doi: 10.1038/s41477-023-01392-2. Epub 2023 Apr 13.
本文引用的文献
1
Is plastidic glutamine synthetase essential for C plants? A tale of photorespiratory mutants, ammonium tolerance and conifers.质体谷氨酰胺合成酶对于 C3 植物是否必需？一个涉及光呼吸突变体、铵耐性和针叶树的故事。
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
Molecular analysis of two mutants from Lotus japonicus deficient in plastidic glutamine synthetase: functional properties of purified GLN2 enzymes.对两种质体谷氨酰胺合成酶缺陷的日本百脉根突变体的分子分析：纯化的GLN2酶的功能特性
Planta. 2006 Oct;224(5):1068-79. doi: 10.1007/s00425-006-0279-z. Epub 2006 May 10.
8
Barley mutants lacking chloroplast glutamine synthetase-biochemical and genetic analysis.缺乏叶绿体谷氨酰胺合成酶的大麦突变体——生化与遗传分析
Plant Physiol. 1987 Jan;83(1):155-8. doi: 10.1104/pp.83.1.155.
9
Glutamine synthetase-glutamate synthase pathway and glutamate dehydrogenase play distinct roles in the sink-source nitrogen cycle in tobacco.谷氨酰胺合成酶-谷氨酸合酶途径和谷氨酸脱氢酶在烟草库-源氮循环中发挥着不同作用。
Plant Physiol. 2006 Feb;140(2):444-56. doi: 10.1104/pp.105.071910. Epub 2006 Jan 11.
10
THE MOLECULAR-GENETICS OF NITROGEN ASSIMILATION INTO AMINO ACIDS IN HIGHER PLANTS.高等植物中氮同化为氨基酸的分子遗传学
Annu Rev Plant Physiol Plant Mol Biol. 1996 Jun;47:569-593. doi: 10.1146/annurev.arplant.47.1.569.
Zotero 插件