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Spatiotemporal dynamics of agonist-induced plasma membrane recruitment of PIP3 effector proteins

ReferenceC15221
Principal Investigator / Supervisor Professor Peter Cullen
Co-Investigators /
Co-Supervisors
Institution University of Bristol
DepartmentBiochemistry
Funding typeResearch
Value (£) 171,384
StatusCompleted
TypeResearch Grant
Start date 02/01/2002
End date 02/01/2005
Duration36 months

Abstract

Phosphatidylinositol 3,4,5-trisphospphate (PIP3) links cell-surface receptors to an array of cellular responses. A central theme is that agonist activation leads to PIP3 accumulation, which in turn induces translocation and activation of relevant binding proteins. How does a single signal control so many different downstream pathways? One possibility is that receptor-specific differences in PIP3 production coupled with variation in phosphomonoesterase activity generate an array of PIP3 response patterns. Such receptor- specific PIP3 patterns may induce precise spatial, temporal and intensity driven recruitment of PIP3 effectors. This proposal is aimed at examining this spatiotemporal regulation of PIP3 effector recruitment.

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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