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Molecular definition of thylakoid targeting signals

ReferenceC08676
Principal Investigator / Supervisor Professor Colin Robinson
Co-Investigators /
Co-Supervisors
Institution University of Warwick
DepartmentBiological Sciences
Funding typeResearch
Value (£) 141,000
StatusCompleted
TypeResearch Grant
Start date 01/04/1998
End date 01/04/2001
Duration36 months

Abstract

The aim of this research is to understand how superficially identical targeting signals direct a specific interaction with one of two totally different protein translocases in the chloroplast thylakoid membrane. Recent work in this lab has revealed the existence of two new types of targeting determinant in the presequences of lumenal proteins. We will define the novel signal for the delta pH-dependent protein transport system, and characterise a second signal that specifically prevents interaction with the thylakoidal Sec apparatus. We will then determine the physiological role of this unique Sec-avoidance signal and test the hypothesis that it has evolved to prevent non-productive interaction of delta pH-dependent substrates with the Sec machinery.

Summary

unavailable
Committee Closed Committee - Biochemistry & Cell Biology (BCB)
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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