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Topo II and the epigenetic centromere: studies in higher and lower eukaryotes

ReferenceBBS/B/04994
Principal Investigator / Supervisor Dr Christine Farr
Co-Investigators /
Co-Supervisors
Institution University of Cambridge
DepartmentGenetics
Funding typeResearch
Value (£) 203,337
StatusCompleted
TypeResearch Grant
Start date 19/09/2004
End date 18/09/2007
Duration36 months

Abstract

Recent studies on human centromeres have revealed a major site of topo II cleavage. Experiments will be carried out to determine the relationship on this activity with the centromere-specific CENP-A chromatin and to establish whether topo II is involved in imprinting the site of kinetochore assembly. Like many eukaryotes vertebrates have two forms of this enzyme, alpha and beta, encoded by independent genes. RNAi will be used to determine the relative contribution of two isoforms to the centromeric cleavage footprint. Finally we will examine whether topo II plays a role at the centromete in two other eukaryotes for which molecularly well defined minichromosomes/centromeres are available - Drosophila and Schizosaccharomyces pombe.

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 Integrated Epigenetics (EPI) [2003]
Funding SchemeX – not Funded via a specific Funding Scheme
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