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Journal of Undergraduate Research

Keywords

iron, toxic, horse spleen ferritin, redox properties

College

Physical and Mathematical Sciences

Department

Chemistry and Biochemistry

Abstract

Iron is essential to all forms of life. Yet, free iron is toxic unless sequestered and regulated. Organisms use the protein ferritin to perform this function. Ferritin is found storing and releasing iron in almost all living organisms. Ferritin is a large, nearly spherical, hollow protein composed of twenty-four nearly identical subunits (Harrison, et. al., 1991; Theil, 1990). The structure of this protein has been characterized and is well known, yet relating this form to its function is still an active area of research. Although there have been many studies done and many models proposed, very little is known about how ferritin stores and releases iron.

Included in

Chemistry Commons

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