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Malate regulation of PEP carboxylase kinase expression

ReferenceP13325
Principal Investigator / Supervisor Professor Hugh Nimmo
Co-Investigators /
Co-Supervisors
Professor Gareth Islwyn Jenkins
Institution University of Glasgow
DepartmentIBLS Division of Biochemistry & Molecula
Funding typeResearch
Value (£) 247,292
StatusCompleted
TypeResearch Grant
Start date 01/08/2000
End date 01/03/2005
Duration55 months

Abstract

We propose that the circadian control of PEP carboxylase kinase in CAM plants is a secondary response to changes in metabolite concentrations, most likely the cytosolic malate level. We also suggest that malate may regulate the expression of the kinase in other plants. We will test these hypotheses in Arabidopsis and in the CAM plant Kalanchoe fedtschenkoi by studying transgenic plants containing promoter:reporter fusions, by examining whether kinase expression in response to perturbations is gated by the circadian clock and by manipulating the malate content of plants, seedlings or cultured cells.

Summary

unavailable
Committee Closed Committee - Plant & Microbial Sciences (PMS)
Research TopicsX – not assigned to a current Research Topic
Research PriorityX – Research Priority information not available
Research Initiative X - not in an Initiative
Funding SchemeX – not Funded via a specific Funding Scheme
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