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Examination of endoplasmic reticulum-associated degradation (ERAD) in vitro

ReferenceC09893
Principal Investigator / Supervisor Dr Mark Field
Co-Investigators /
Co-Supervisors
Institution Imperial College London
DepartmentBiological Sciences
Funding typeResearch
Value (£) 202,832
StatusCompleted
TypeResearch Grant
Start date 01/10/1998
End date 01/10/2001
Duration36 months

Abstract

We propose a new approach to examine ERAD in a novel in vitro system and will exploit observations in our laboratory that failure to remove a glycosylphosphatidylinositol membrane anchor signal sequence leads to retention and degradation of the protein by ERAD. The studies will be based on a microsome system for in vitro import into the ER and will be programmed with an engineered protein, preprominiPLAP, based on placental alkaline phosphatase with a defective GPI signal. We will have two major aims; firstly to demonstrate re-export of the protein from the ER and, secondly, to characterise factors involved both in recognition and delivery of ERAD substrates to the export system and those involved in extraction from the ER and delivery to the proteasome

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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