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Life Sciences

Legacy Theses & Dissertations (2009 - 2024)

Theses/Dissertations

2015

Aptamer

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Rna Aptamers For Molecular Chaperones Hsp27 And Hsp90, Sathishkumar Kumar Munusamy Jan 2015

Rna Aptamers For Molecular Chaperones Hsp27 And Hsp90, Sathishkumar Kumar Munusamy

Legacy Theses & Dissertations (2009 - 2024)

Hsp90 and Hsp27 are members of the heat shock protein family of chaperones that perform multiple roles in cellular maintenance through protein folding and inhibition of apoptosis. They are abundantly expressed in cells and are over-expressed during conditions of stress. Hsp90 requires ATP for its chaperone function while Hsp27 self-associates into higher order oligomers enclosing its substrate. Their ability to interact with other proteins or with themselves lies at the heart of their mechanisms. The specific consequences of each of their interactions on global cellular health have not yet been fully discovered. The sheer diversity of proteins that interact with …


Rna Aptamer Mediated Manipulation Of The 70 Kilodalton Heat Shock Protein Chaperone Machinery, Deepak Thirunavukarasu Jan 2015

Rna Aptamer Mediated Manipulation Of The 70 Kilodalton Heat Shock Protein Chaperone Machinery, Deepak Thirunavukarasu

Legacy Theses & Dissertations (2009 - 2024)

Protein quality control involves refolding of damaged proteins and facilitating degradation of irreparable proteins. Understanding the protein quality control mechanism is critical, since defects in it has been implicated in a number of age-related diseases like neurodegenerative diseases and also in cancer. A vast network of molecular chaperones and proteolytic systems collaborate to maintain protein quality control. The 70 kilodalton Heat shock protein (Hsp70) is a highly conserved and ubiquitous chaperone, which interacts with a variety of protein substrates including newly synthesized polypeptides, unfolded, partially misfolded and native proteins to maintain protein quality control. Hsp70 chaperone function is coupled to …