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Characterisation of higher plant photolyase genes and analysis of their role in protection from ultraviolet-B radiation

ReferenceRSP07843
Principal Investigator / Supervisor Dr Clifford Bray
Co-Investigators /
Co-Supervisors
Dr Soheila Mackerness, Professor Brian Thomas
Institution The University of Manchester
DepartmentLife Sciences
Funding typeResearch
Value (£) 195,328
StatusCompleted
TypeResearch Grant
Start date 01/04/1997
End date 01/04/2000
Duration36 months

Abstract

Photoreactivation, the most effective DNA repair system in higher plants, involves the action of at least two classes of photolyase repair enzymes. We have isolated via a PCR approach, a putative cyclobutane pyrimidine dimer (CPD) photolyase which has been characterised by nucleotide sequence analysis (Accession No X99301). We propose to employ a combined molecular and genetic approach to (i) identify and fully characterise Arabidopsis CPD and (6- 4) photoproduct photolyase genes at the molecular level, (ii) investigate the effects of varying UV-B, light and temperature on photolyase gene expression and morphological and physiological features of transgenic plants and (iii) determine the function and role of photolyases in protection of plants against damage by UV-B irradiation.

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 Resource Allocation and Stress in Plants (RSP) [1995]
Funding SchemeX – not Funded via a specific Funding Scheme
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