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Control of alternative splicing at a 'dead end' GA5' splice site in the Fibroblast Growth Factor Receptor genes

ReferenceG19433
Principal Investigator / Supervisor Professor Gavin Screaton
Co-Investigators /
Co-Supervisors
Dr Simon Brackenridge
Institution University of Oxford
DepartmentClinical Medicine
Funding typeResearch
Value (£) 194,000
StatusCompleted
TypeResearch Grant
Start date 01/04/2003
End date 31/03/2006
Duration36 months

Abstract

We previously characterised a conserved, atypical 5 splice site (ACA/GAAAGT) present in vertebrate Fibroblast Growth Factor Receptor (FGFR) genes. Our results suggest a novel mechanism for competition between this splice site and a conventional (/GT) splice site present 6 nt upstream. In addition, efficient use of the human FGFR1 GA splice site is controlled by two discrete intronic elements. Using a combination of tissue culture and in vitro splicing assays, we propose to investigate further the mechanisms by which these elements (and sequences from other FGFR genes) promote use of the GA splice site, and to investigate the effects of the enhancers on the stability of U1 and U6 snRNPs bound to the pre-mRNA.

Summary

unavailable
Committee Closed Committee - Genes & Developmental Biology (GDB)
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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