Reducing-agents-mediated solubilization and activation of debranching enzyme (pullulanase) in rice flour

Bioscience, Biotechnology and Biochemistry

Volumn 63, Issue 3, 1999, Pages 510-514

  Takeuchi, Wakako ^a   Masui, Hironori ^b   Yamaguchi, Junji ^c  

^a NAGOYA WOMEN'S UNIVERSITY   (Japan)

^b MUKOGAWA WOMEN'S UNIVERSITY   (Japan)

^c NAGOYA UNIVERSITY   (Japan)

Author keywords

Dithiothreitol; Endosperm; Pullulanase; Starch degradation

Indexed keywords

EID: 0042409680     PISSN: 09168451     EISSN: 13476947     Source Type: Journal    
DOI: 10.1271/bbb.63.510     Document Type: Article

References (16)

1. Jones, R. L. and Jacobsen, J. V., Regulation of synthesis and transport of secreted proteins in cereal aleurone. Int Rev. Cytol., 126, 49-88 (1991).
2. Sun, Z. and Henson, C. A., A quantitative assessment of the importance of barley seed α-amylase, β-amylase, debranching enzyme, and a-glucosidase in starch degradation. Arch. Biochem. Biophys., 284, 298-305 (1991).
3. Guglielminetti, L., Yamaguchi, J., Perata, P., and Alpi, A., Amylolytic activities in cereal seeds under aerobic and anaerobic conditions. Plant Physiol., 109, 1069-1076 (1995).
4. Nakamura, Y., Some properties of starch debranching enzymes and their possible role in amylopectin biosynthesis. Plant Sci., 121, 1-18 (1996).
5. Yamada, J. and Izawa, M., A debranching enzyme of rice seeds at milky stage, its purification and substrate specificities. Agric. Biol. Chem., 43, 37-44 (1979).
6. Iwaki, K. and Fuwa, H., Purification and some properties of debranching enzyme of germinating rice endosperm. Agric. Biol. Chem., 45, 2683-2688 (1981).
7. Toguri, T., Changes of a rice debranching enzyme during seed formation and germination. J. Plant Physiol., 137, 541-546 (1991).
8. Nakamura, Y., Umemoto, T., Ogata, N., Kuboki, Y., Yano, M., and Sasaki, T., Starch debranching enzyme (R-enzyme of pullulanase) from developing rice endosperm: purification, cDNA and chromosomal localization of the gene. Planta, 199, 209-218 (1996).
9. James, M. G., Robertson, D. S., and Myers, A. M., Characterization of the maize gene sugary 1, a determinant of starch composition in kernels. Plant Cell, 1, 417-429 (1995).
10. Nakamura, Y., Kubo, A., Shimamune, T., Matsuda, T., Harada, K., and Satoh, H., Correlation between activities of starch debranching enzyme and a-polyglucan structure in endosperms of sugary-1 mutants of rice. Plant J., 12, 143-153 (1997).
11. Yamada, J., Inactive debranching-enzyme in rice seeds, and its activation. Carbohydrate Research, 90, 153-157 (1981).
12. Yamada, J., Conversion of active and inactive debranching enzymes in rice seeds. Agric. Biol. Chem., 45, 747-750 (1981).
13. Wong, J. H., Kobrehel, K., and Buchanan, B. B., Thioredoxin and seed proteins, Methods Enzymol., 252, 228-240 (1995).
14. Sopanen, T. and Lauriere, C., Release and activity of bound fi-amylase in a germinating barley grain. Plant Physiol., 89, 244-249 (1989).
15. Loreti, E., Guglielinetti, L., Yamaguchi, J., Gonzali, S., Alpi, A., and Perata, P., Effect of anoxia on gibberellic acid-induced protease and β-amylase processing in barley seeds. J. Plant Physiol, 152, 44-50 (1998).
16. Longstaff, M. A. and Bryce, J. H., Development of limit dex-trinase in germinated barley. Plant Physiol., 101, 881-889 (1993).