Skip to content
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
biochemistry, genetics and molecular biology
Redox regulation of peroxiredoxin and proteinases by ascorbate and thiols during pea root nodule senescence
FEBS Letters, Volume 580, No. 5, Year 2006
Notification
URL copied to clipboard!
Description
Redox factors contributing to nodule senescence were studied in pea. The abundance of the nodule cytosolic peroxiredoxin but not the mitochondrial peroxiredoxin protein was modulated by ascorbate. In contrast to redox-active antioxidants such as ascorbate and cytosolic peroxiredoxin that decreased during nodule development, maximal extractable nodule proteinase activity increased progressively as the nodules aged. Cathepsin-like activities were constant throughout development but serine and cysteine proteinase activities increased during senescence. Senescence-induced cysteine proteinase activity was inhibited by cysteine, dithiotreitol, or E-64. Senescence-dependent decreases in redox-active factors, particularly ascorbate and peroxiredoxin favour decreased redox-mediated inactivation of cysteine proteinases. © 2006 Federation of European Biochemical Societies. Published by Elsevier B.V. All rights reserved.
Authors & Co-Authors
Groten, Karin
United Kingdom, Harpenden
Rothamsted Research
Germany, Jena
Max Planck Institute for Chemical Ecology
Dutilleul, Christelle
United Kingdom, Harpenden
Rothamsted Research
France, Grenoble
Cea Grenoble
Van Heerden, P. D.Riekert
United Kingdom, Harpenden
Rothamsted Research
South Africa, Potchefstroom
North-west University
Vanacker, Hélène
United Kingdom, Harpenden
Rothamsted Research
Bernard, Stéphanie
United Kingdom, Harpenden
Rothamsted Research
Finkemeier, Iris
Germany, Bielefeld
Universität Bielefeld
Dietz, Karl Josef
Germany, Bielefeld
Universität Bielefeld
FOYER, Christine H.
United Kingdom, Harpenden
Rothamsted Research
Statistics
Citations: 79
Authors: 8
Affiliations: 5
Identifiers
Doi:
10.1016/j.febslet.2006.01.043
ISSN:
00145793