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Structural studies of SpoIIAA a protein essential for differential gene expression in sporulating Bacillus subtilis

ReferenceB09507
Principal Investigator / Supervisor Dr M Yudkin
Co-Investigators /
Co-Supervisors
Professor Iain Campbell
Institution University of Oxford
DepartmentBiochemistry
Funding typeResearch
Value (£) 152,956
StatusCompleted
TypeResearch Grant
Start date 01/10/1998
End date 30/11/2001
Duration38 months

Abstract

Phosphorylation of SpoIIAA by SpoIIAB regulates a key developmental switch in sporulation. We have established the solution structure of SpoIIAA and assigned the spectra. We shall now determine the structure of SpoIIAA-P from a complete set of NMR experimental contraints, paying particular attention to structural changes induced by phosphorylation. We shall also study the interaction of 15N-SpoIIAA with SpoIIAB to identify the SpoIIAA residues most involved in the complex. Furthermore we shall determine the effects in the cell of directed mutations in spoIIAA, chosen from inspection of the SpoIIAA structure, and correlate these with the structures of the mutant proteins to gain an insight into the developmental switch in atomic detail.

Summary

unavailable
Committee Closed Committee - Biomolecular Sciences (BMS)
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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