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The role of the N-terminus of neurohypophysial peptide hormone receptors in ligand recognition and agonist selectivity

ReferenceC13485
Principal Investigator / Supervisor Professor Mark Wheatley
Co-Investigators /
Co-Supervisors
Institution University of Birmingham
DepartmentSch of Biosciences
Funding typeResearch
Value (£) 173,268
StatusCompleted
TypeResearch Grant
Start date 01/08/2000
End date 01/10/2003
Duration38 months

Abstract

This project will address fundamental questions in peptide hormone receptor research namely how are ligands recognised and in particular, how does this interaction differ for agonists and antagonists? Preliminary experiments from my laboratory have identified an 11 residue sub- domain of the N-terminus of the vasopressin V1a receptor which is critical for binding agonists but not antagonists. Using recombinant expression of mutant receptors and chimeric constructs between the V1a and other receptor subtypes in this family, we will identify which residues in this domain are critical for agonist binding, their role in intracellular signalling and the molecular basis for receptor subtype-specific-agonists.

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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