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Regulation and function of pyruvate orthophospate dikinase in Arabidopsis

ReferenceP18931
Principal Investigator / Supervisor Professor Julian Hibberd
Co-Investigators /
Co-Supervisors
Institution University of Cambridge
DepartmentPlant Sciences
Funding typeResearch
Value (£) 176,096
StatusCompleted
TypeResearch Grant
Start date 01/04/2003
End date 31/03/2006
Duration36 months

Abstract

We have recently reported high activities of enzymes associated with C4 photosynthesis in cells around the vascular system in C3 plants (Nature, 415: 541-545). One of these C4 enzymes is of pyruvate orthophosphate dikinase, and its role in C3 plants is unclear. Arabidopsis contains only one ppdk gene, although in other species a single gene produces two transcripts due to two different promoters. The aim is to determine whether the single gene leads to the production of two proteins via alternative promoter elements, to test the subcellular location(s) of PPDK protein, and test whether PPDK regulates synthesis of lignin in the xylem, and storage protein production (and thus nutritional quality) in seeds.

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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