Literature DB >> 21882041

Nitrogen status dependent oxidative stress tolerance conferred by overexpression of MnSOD and FeSOD proteins in Anabaena sp. strain PCC7120.

Prashanth S Raghavan1, Hema Rajaram, Shree K Apte.   

Abstract

The heterocystous nitrogen-fixing cyanobacterium, Anabaena sp. strain PCC7120 displayed two superoxide dismutase (SOD) activities, namely FeSOD and MnSOD. Prolonged exposure of Anabaena PCC7120 cells to methyl viologen mediated oxidative stress resulted in loss of both SOD activities and induced cell lysis. The two SOD proteins were individually overexpressed constitutively in Anabaena PCC7120, by genetic manipulation. Under nitrogen-fixing conditions, overexpression of MnSOD (sodA) enhanced oxidative stress tolerance, while FeSOD (sodB) overexpression was detrimental. Under nitrogen supplemented conditions, overexpression of either SOD protein, especially FeSOD, conferred significant tolerance against oxidative stress. The results demonstrate a nitrogen status-dependent protective role of individual superoxide dismutases in Anabaena PCC7120 during oxidative stress.

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Year:  2011        PMID: 21882041     DOI: 10.1007/s11103-011-9821-x

Source DB:  PubMed          Journal:  Plant Mol Biol        ISSN: 0167-4412            Impact factor:   4.076


  25 in total

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Journal:  Arch Microbiol       Date:  2005-03-03       Impact factor: 2.552

2.  A membrane-associated Mn-superoxide dismutase protects the photosynthetic apparatus and nitrogenase from oxidative damage in the Cyanobacterium Anabaena sp. PCC 7120.

Authors:  Weixing Zhao; Qinxi Guo; Jindong Zhao
Journal:  Plant Cell Physiol       Date:  2007-02-16       Impact factor: 4.927

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Journal:  Proc Natl Acad Sci U S A       Date:  1990-04       Impact factor: 11.205

6.  The 2.0A resolution structure of the catalytic portion of a cyanobacterial membrane-bound manganese superoxide dismutase.

Authors:  Werner Atzenhofer; Günther Regelsberger; Uwe Jacob; Günter Peschek; Paul Furtmüller; Robert Huber; Christian Obinger
Journal:  J Mol Biol       Date:  2002-08-16       Impact factor: 5.469

7.  Antioxidant pathways are up-regulated during biological nitrogen fixation to prevent ROS-induced nitrogenase inhibition in Gluconacetobacter diazotrophicus.

Authors:  Sylvia M C Alquéres; Jose Henrique M Oliveira; Eduardo M Nogueira; Helma V Guedes; Pedro L Oliveira; Fernando Câmara; Jose I Baldani; Orlando B Martins
Journal:  Arch Microbiol       Date:  2010-08-10       Impact factor: 2.552

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Authors:  I Fridovich
Journal:  Annu Rev Biochem       Date:  1995       Impact factor: 23.643

9.  An integrative expression vector for strain improvement and environmental applications of the nitrogen fixing cyanobacterium, Anabaena sp. strain PCC7120.

Authors:  Akhilesh Kumar Chaurasia; Anjali Parasnis; Shree Kumar Apte
Journal:  J Microbiol Methods       Date:  2008-02-11       Impact factor: 2.363

10.  Biochemical characterization of a membrane-bound manganese-containing superoxide dismutase from the cyanobacterium Anabaena PCC 7120.

Authors:  Günther Regelsberger; Werner Atzenhofer; Florian Ruker; Gunter A Peschek; Christa Jakopitsch; Martina Paumann; Paul Georg Furtmüller; Christian Obinger
Journal:  J Biol Chem       Date:  2002-09-04       Impact factor: 5.157

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  11 in total

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Journal:  Funct Integr Genomics       Date:  2014-11-13       Impact factor: 3.410

2.  Oxidative stress management in the filamentous, heterocystous, diazotrophic cyanobacterium, Anabaena PCC7120.

Authors:  Manisha Banerjee; Prashanth S Raghavan; Anand Ballal; Hema Rajaram; S K Apte
Journal:  Photosynth Res       Date:  2013-10-10       Impact factor: 3.573

3.  A single gene all3940 (Dps) overexpression in Anabaena sp. PCC 7120 confers multiple abiotic stress tolerance via proteomic alterations.

Authors:  Om Prakash Narayan; Nidhi Kumari; Poonam Bhargava; Hema Rajaram; Lal Chand Rai
Journal:  Funct Integr Genomics       Date:  2015-10-05       Impact factor: 3.410

4.  Molecular Cloning and Biochemical Characterization of the Iron Superoxide Dismutase from the Cyanobacterium Nostoc punctiforme ATCC 29133 and Its Response to Methyl Viologen-Induced Oxidative Stress.

Authors:  Lakshmipyari Devi Moirangthem; Kalibulla Syed Ibrahim; Rebecca Vanlalsangi; Karin Stensjö; Peter Lindblad; Jyotirmoy Bhattacharya
Journal:  Mol Biotechnol       Date:  2015-12       Impact factor: 2.695

5.  Membrane targeting of MnSOD is essential for oxidative stress tolerance of nitrogen-fixing cultures of Anabaena sp. strain PCC7120.

Authors:  Prashanth S Raghavan; Hema Rajaram; Shree Kumar Apte
Journal:  Plant Mol Biol       Date:  2015-06-24       Impact factor: 4.076

6.  The SbcC and SbcD homologs of the cyanobacterium Anabaena sp. strain PCC7120 (Alr3988 and All4463) contribute independently to DNA repair.

Authors:  Sarita Pandey; Anurag Kirti; Arvind Kumar; Hema Rajaram
Journal:  Funct Integr Genomics       Date:  2018-03-09       Impact factor: 3.410

7.  Elucidation of the coping strategy in an OMP homozygous knockout mutant of Synechocystis 6803 defective in iron uptake.

Authors:  Rachna Agarwal
Journal:  Arch Microbiol       Date:  2022-06-03       Impact factor: 2.552

8.  Characterization of a DUF820 family protein Alr3200 of the cyanobacterium Anabaena sp. strain PCC7120.

Authors:  Prashanth S Raghavan; Gagan D Gupta; Hema Rajaram; Vinay Kumar
Journal:  J Biosci       Date:  2016-12       Impact factor: 1.826

9.  Characterization of two naturally truncated, Ssb-like proteins from the nitrogen-fixing cyanobacterium, Anabaena sp. PCC7120.

Authors:  Anurag Kirti; Hema Rajaram; Shree Kumar Apte
Journal:  Photosynth Res       Date:  2013-08-09       Impact factor: 3.573

10.  Mitogen-activated protein kinase kinase 5 (MKK5)-mediated signalling cascade regulates expression of iron superoxide dismutase gene in Arabidopsis under salinity stress.

Authors:  Yu Xing; Wei-hua Chen; Wensuo Jia; Jianhua Zhang
Journal:  J Exp Bot       Date:  2015-07-01       Impact factor: 7.298

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