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The roles of Rab38 and Rab32 in melanosome biogenesis

ReferenceC19747
Principal Investigator / Supervisor Professor Miguel Seabra
Co-Investigators /
Co-Supervisors
Institution Imperial College London
DepartmentDiv of Biomedical Sciences
Funding typeResearch
Value (£) 216,623
StatusCompleted
TypeResearch Grant
Start date 01/09/2003
End date 31/10/2006
Duration38 months

Abstract

Melanosomes are an excellent model for studying the biology of lysosome-related organelles. We propose to investigate the role of Rab38 and the closely related Rab32 in melanosome biogenesis. We will examine if the differential localisation of melanosomal Rabs (Rab27 and Rab38/32) to distinct subpopulations of melanosomes is correlated with different organelle maturation stages. Biochemical characterisation of Rab38 mutants, and the study of melanosomal protein trafficking in cells expressing dominant negative forms of Rab38/32, or cells treated with silencing RNA oligos, should give insight into their functional roles. Identification of interacting proteins as candidate effectors will help determine the molecular basis of Rab38/32 function.

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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