Event Title

Cellular Localization of TRPV2 and Molecular Mechanisms of TRPV2 Translocation

Co-investigators

Matthew R. Cohen; Hisashi Fujioka; Mariana Rosca; Charles L. Hoppel; Vera Moiseenkova-Bell (Case Western Reserve University)

Faculty Mentor

Margaret Cochran

Location

Memorial Gym

Start Date

20-4-2012 2:30 PM

End Date

20-4-2012 3:30 PM

Description

Transient receptor potential (TRP) channels perform a diverse range of functions throughout the body. The function of the ubiquitously expressed TRPV2 protein is unknown. Preliminary immunoprecipitation experiments probing for binding partners that may affect TRPV2 trafficking in mouse brain lysate revealed Norbin as a candidate. Co-immunoprecipitation experiments confirmed TRPV2 and Norbin as binding partners under physiological conditions. Immunofluroescence showed that TRPV2 and Norbin co-localize in human neuroblastoma cells. When TRPV2 and Norbin were inserted into an overexpression system, the proteins did not co-immunoprecipitate. This discovery leads to questions about the direct binding capability of Norbin to TRPV2.

Comments

Poster presentation

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Apr 20th, 2:30 PM Apr 20th, 3:30 PM

Cellular Localization of TRPV2 and Molecular Mechanisms of TRPV2 Translocation

Memorial Gym

Transient receptor potential (TRP) channels perform a diverse range of functions throughout the body. The function of the ubiquitously expressed TRPV2 protein is unknown. Preliminary immunoprecipitation experiments probing for binding partners that may affect TRPV2 trafficking in mouse brain lysate revealed Norbin as a candidate. Co-immunoprecipitation experiments confirmed TRPV2 and Norbin as binding partners under physiological conditions. Immunofluroescence showed that TRPV2 and Norbin co-localize in human neuroblastoma cells. When TRPV2 and Norbin were inserted into an overexpression system, the proteins did not co-immunoprecipitate. This discovery leads to questions about the direct binding capability of Norbin to TRPV2.