Research Topics
| S ShigeokaSummaryAffiliation: Kinki University Country: Japan Publications
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Detail Information
Publications
Comprehensive analysis of cytosolic Nudix hydrolases in Arabidopsis thalianaTakahisa Ogawa
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, 3327 204 Nakamachi, Nara 631 8505, Japan
J Biol Chem 280:25277-83. 2005..coli MutT in A. thaliana and is involved in the prevention of spontaneous mutation. The results obtained here suggest that the plant Nudix family has evolved in a specific manner that differs from that of yeast and humans...- Regulation and function of ascorbate peroxidase isoenzymesShigeru Shigeoka
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, Nakamachi, Nara 631 8505, Japan
J Exp Bot 53:1305-19. 2002..It is clear that a high level of endogenous ascorbate is essential effectively to maintain the antioxidant system that protects plants from oxidative damage due to biotic and abiotic stresses... - Characterization of monoclonal antibodies against ascorbate peroxidase isoenzymes: purification and epitope-mapping using immunoaffinity column chromatographyK Yoshimura
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, 3327-204 Nakamachi, Nara 631-8505, Japan
Biochim Biophys Acta 1526:168-74. 2001..We concluded that the peptides identified as epitopes are characteristic evidence of monoclonal antibodies... 
Characterization and immunological properties of selenium-containing glutathione peroxidase induced by selenite in Chlamydomonas reinhardtiiS Shigeoka
Department of Food and Nutrition, Kinki University, Nara, Japan
Biochem J 275:623-7. 1991....- Acquisition of a new type of fructose-1,6-bisphosphatase with resistance to hydrogen peroxide in cyanobacteria: molecular characterization of the enzyme from Synechocystis PCC 6803M Tamoi
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, Nara, Japan
Biochim Biophys Acta 1383:232-44. 1998..6803 F-I gene showed an open reading frame of 1164 bp that encoded a protein of 388 amino acid residues (approx. molecular mass of 41.6 kDa). The deduced amino acid sequences had homologous sequences with the S. 7942 F-I... - Molecular mechanisms of the resistance to hydrogen peroxide of enzymes involved in the calvin cycle from halotolerant Chlamydomonas sp. W80M Tamoi
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, 3327-204 Nakamachi, Nara 631-8505, Japan
Arch Biochem Biophys 390:176-85. 2001..W80 is due to the different conformational structures in the vicinity of the Cys residues of the chloroplastic enzymes between higher plant and C. W80 cells... - Overexpression of a cyanobacterial fructose-1,6-/sedoheptulose-1,7-bisphosphatase in tobacco enhances photosynthesis and growthY Miyagawa
Graduate School of Advanced Life Science, Kinki University, Nakamachi, Nara 631-8505, Japan
Nat Biotechnol 19:965-9. 2001..This is the first report in which expression of a single plastid-targeted enzyme has been shown to improve carbon fixation and growth in transgenic plants... - Molecular characterization and resistance to hydrogen peroxide of two fructose-1,6-bisphosphatases from Synechococcus PCC 7942M Tamoi
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, Nakamachi, Nara, Japan
Arch Biochem Biophys 334:27-36. 1996..The recombinant enzymes expressed in Escherichia coli as well as the native enzymes of F-I and F-II from Synechococcus PCC 7942 cells were resistant to 1 mM hydrogen peroxide unlike the light-activated higher plant chloroplast enzymes... - Immunological properties of sedoheptulose-1,7-bisphosphatase from Chlamydomonas sp. W80Masahiro Tamoi
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, Nara 631 8505, Japan
Biosci Biotechnol Biochem 69:848-51. 2005..Further, we investigated the levels of protein and activity of SBPase in different tissues of Arabidopsis plants... - An inserted loop region of stromal ascorbate peroxidase is involved in its hydrogen peroxide-mediated inactivationSakihito Kitajima
Research Institute of Innovative Technology for the Earth (RITE, Soraku-gun, Kyoto, Japan
FEBS J 273:2704-10. 2006..The higher susceptibility of the stromal ascorbate peroxidase may be due to a distorted interaction of the loop with the cation and/or the heme... - Hydroperoxide reduction by thioredoxin-specific glutathione peroxidase isoenzymes of Arabidopsis thalianaAqib Iqbal
Department of Applied Biological Chemistry, Osaka Prefecture University, Sakai, Japan
FEBS J 273:5589-97. 2006.... - [Regulation mechanism of the intercellular redox status involved in the response to environmental stress in higher plants]Yukinori Yabuta
Tanpakushitsu Kakusan Koso 52:578-84. 2007 - A bacterial transgene for catalase protects translation of d1 protein during exposure of salt-stressed tobacco leaves to strong lightKhaled Al Taweel
Graduate School of Life and Environmental Sciences, Osaka Prefecture University, Sakai, Osaka 599 8231, Japan
Plant Physiol 145:258-65. 2007..Our results suggest that salt stress enhanced photoinhibition by inhibiting repair of PSII and that the katE transgene increased the resistance of the chloroplast's translational machinery to salt stress by scavenging hydrogen peroxide... - AtNUDX1, an 8-oxo-7,8-dihydro-2'-deoxyguanosine 5'-triphosphate pyrophosphohydrolase, is responsible for eliminating oxidized nucleotides in ArabidopsisKazuya Yoshimura
Department of Food and Nutritional Science, College of Bioscience and Biotechnology, Chubu University, 1200 Matsumoto cho, Kasugai, Aichi, 487 8501 Japan
Plant Cell Physiol 48:1438-49. 2007..The results obtained here indicate that AtNUDX1 functions in cellular defense against oxidative DNA and RNA damage through the sanitization of their precursor pools in the cytosol in Arabidopsis cells... - Recent advances in ascorbate biosynthesis and the physiological significance of ascorbate peroxidase in photosynthesizing organismsTakahiro Ishikawa
Department of Life Sciences and Biotechnology, Faculty of Life and Environmental Sciences, Shimane University, Matsue, Shimane 690 8504, Japan
Biosci Biotechnol Biochem 72:1143-54. 2008..Molecular physiological analysis has revealed that cytosolic APX is part of the system modulating the cellular H(2)O(2) level in redox signaling... - Two distinct redox signaling pathways for cytosolic APX induction under photooxidative stressYukinori Yabuta
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, 3327-204 Nakamachi, Nara, 631-8505 Japan
Plant Cell Physiol 45:1586-94. 2004..These results indicate that the induction of cAPX expression is caused by a redox change in PET, probably through the plastquinone pool at an early stage and thereafter by an increase in the cellular H2O2 level... - Induction and functional analysis of two reduced nicotinamide adenine dinucleotide phosphate-dependent glutathione peroxidase-like proteins in Synechocystis PCC 6803 during the progression of oxidative stressAhmed Gaber
Department of Applied Biological Chemistry, Osaka Prefecture University, Sakai 599-8531, Japan
Plant Physiol 136:2855-61. 2004..The data reported here indicate that GPX-1 and GPX-2 are essential for the removal of lipid hydroperoxides under normal and stress conditions, leading to the protection of membrane integrity... - Enhancement of stress tolerance in transgenic tobacco plants overexpressing Chlamydomonas glutathione peroxidase in chloroplasts or cytosolKazuya Yoshimura
Advanced Life Science, Graduate School, Kinki University, 3327-204 Nakamachi, Nara 631-8505, Japan
Plant J 37:21-33. 2004.... - Stable form of ascorbate peroxidase from the red alga Galdieria partita similar to both chloroplastic and cytosolic isoforms of higher plantsSakihito Kitajima
Research Institute of Innovative Technology for the Earth (RITE, Soraku-gun, Kyoto, 619-0292, Japan
Biosci Biotechnol Biochem 66:2367-75. 2002..The stability of APX-B might be due to its cytosolic isoform-like structure of the carboxyl-terminal half... - Identification of a cis element for tissue-specific alternative splicing of chloroplast ascorbate peroxidase pre-mRNA in higher plantsKazuya Yoshimura
Department of Food and Nutrition, Faculty of Agriculture, Kinki University, 3327-204 Nakamachi, Nara 631-8505, Japan
J Biol Chem 277:40623-32. 2002..These results indicate that the tissue-specific alternative splicing of chlAPX pre-mRNA is regulated by the splicing enhancer SRE... - Thylakoid membrane-bound ascorbate peroxidase is a limiting factor of antioxidative systems under photo-oxidative stressYukinori Yabuta
Advanced Life Science, Graduate School Kinki University, 3327-204 Nakamachi, Nara, Japan
Plant J 32:915-25. 2002.... - Crystal structure of chloroplastic ascorbate peroxidase from tobacco plants and structural insights into its instabilityKei Wada
Research Institute for Advanced Science and Technology, Osaka Prefecture University, Gakuen-cho 1-2, Sakai, Osaka 599-8570
J Biochem (Tokyo) 134:239-44. 2003..The rapid inactivation of sAPX might be due to the characteristic conformation of Arg169 owing to the loop structure of sAPX... - [Cellular redox by active oxygen species and metabolic engineering of antioxidative system in higher plants]Takahiro Ishikawa
Tanpakushitsu Kakusan Koso 48:2145-53. 2003 
Molecular design of photosynthesis-elevated chloroplasts for mass accumulation of a foreign proteinYukinori Yabuta
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, 3327 204 Nakamachi, Nara 631 8505, Japan
Plant Cell Physiol 49:375-85. 2008..Consequently, >99% of the additional 200-260 mg ml(-1) of protein expressed in the chloroplasts could be used for the production of useful proteins in the photosynthesis-elevated transplastomic plants having FBP/SBPase...- Crystallization and preliminary X-ray diffraction studies of catalase-peroxidase from Synechococcus PCC 7942Kei Wada
Research Institute for Advanced Science and Technology, Osaka Prefecture University, Sakai, Osaka 599 8570, Japan
Acta Crystallogr D Biol Crystallogr 58:157-9. 2002..3, c = 202.0 A. The calculated V(M) value based on a dimer in the asymmetric unit was 1.9 A(3) Da(-1). A native data set was collected to 2.3 A resolution from a frozen crystal using synchrotron radiation at SPring-8... - Light regulation of ascorbate biosynthesis is dependent on the photosynthetic electron transport chain but independent of sugars in ArabidopsisYukinori Yabuta
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, 3327 204 Nakamachi, Nara, Japan
J Exp Bot 58:2661-71. 2007..The results suggest that photosynthetic electron transport of chloroplasts is closely related to AsA pool size regulation in leaves... - Crystallization and preliminary X-ray diffraction analysis of chloroplastic ascorbate peroxidase of tobacco plantsKei Wada
Research Institute for Advanced Science and Technology, Osaka Prefecture University, Sakai, Osaka 599 8570, Japan
Acta Crystallogr D Biol Crystallogr 58:559-61. 2002..8 A. The calculated V(M) value based on a monomer in the asymmetric unit is 2.2 A(3)Da(-1). A data set was successfully collected to 1.6 A resolution from a frozen crystal using synchrotron radiation of wavelength 1.0 A at KEK-PF, Japan... - Differential expression of alternatively spliced mRNAs of Arabidopsis SR protein homologs, atSR30 and atSR45a, in response to environmental stressNoriaki Tanabe
Advanced Bioscience, Graduate School, Kinki University, 3327 204 Nakamachi, Nara, 631 8505 Japan
Plant Cell Physiol 48:1036-49. 2007..These results indicate that the regulation of transcription and alternative splicing of atSR45a and atSR30 is responsive to various stressful conditions... - Arabidopsis heat shock transcription factor A2 as a key regulator in response to several types of environmental stressAyako Nishizawa
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, 3327 204 Nakamachi, Nara 631 8505, Japan
Plant J 48:535-47. 2006..Our present results indicate that HsfA2 is a key regulator in the induction of the defence system under several types of environmental stress... - Molecular characterization and redox regulation of phosphoribulokinase from the cyanobacterium Synechococcus sp. PCC 7942Daisuke Kobayashi
Department of Applied Biochemistry, Graduate School of Agriculture and Bioscience, Osaka Prefecture University, Gakuen cho 1 1 Sakai, Osaka, 599 8531 Japan
Plant Cell Physiol 44:269-76. 2003..These results suggest Synechococcus sp. PCC 7942 PRK can be regulated by reversible oxidation/reduction in vitro, but might be resistant to oxidative inactivation in vivo... - Contribution of fructose-1,6-bisphosphatase and sedoheptulose-1,7-bisphosphatase to the photosynthetic rate and carbon flow in the Calvin cycle in transgenic plantsMasahiro Tamoi
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, Nara, Japan
Plant Cell Physiol 47:380-90. 2006.... - Acclimation to diverse environmental stresses caused by a suppression of cytosolic ascorbate peroxidase in tobacco BY-2 cellsTakahiro Ishikawa
Faculty of Life and Environmental Science, Shimane University, 1060 Nishikawatsu, Matsue, Shimane, 690 8504 Japan
Plant Cell Physiol 46:1264-71. 2005..These data suggest the possibility that MAP kinase cascades are activated by subtle imbalances in the homeostasis of the cellular redox status caused by lowered cytosolic APX activity... - Galactinol and raffinose constitute a novel function to protect plants from oxidative damageAyako Nishizawa
Department of Advanced Bioscience, Faculty of Agriculture, Kinki University, 3327 204 Nakamachi, Nara 631 8505, Japan
Plant Physiol 147:1251-63. 2008..These findings suggest the possibility that galactinol and raffinose scavenge hydroxyl radicals as a novel function to protect plant cells from oxidative damage caused by MV treatment, salinity, or chilling...