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Eric C. Niederhoffer, Ph.D. Associate Professor of Biochemistry and Molecular Biology Southern Illinois University School of Medicine 600 Agriculture Drive, Carbondale, IL 62901-6503 Rm 112 Lindegren, 618-453-6467 eniederhoffer@siumed.edu Copyright 2000- , E.C. Niederhoffer. All Rights Reserved. All trademarks and copyrights are the property of their respective owners.

Copper,zinc- (1eso), iron- (1isa), and manganese- (1vew) containing superoxide dismutases from Escherichia coli

• What structural elements are present in each molecule?
• What is the subunit composition?
• What is the distance between metal centers?
• What is the coordination geometry about each metal ion?

Pesce, A., C. Capasso, A. Battistoni, S. Folcarelli, G. Rotilio, A. Desideri, and M. Bolognesi. 1997. Unique structural features of the monomeric Cu,Zn superoxide dismutase from Escherichia coli, revealed by X-ray crystallography. J. Mol. Biol. 274:408-420.

Lah, M. S., M. M. Dixon, K. A. Pattridge, W. C. Stallings, J. A. Fee, and M. L. Ludwig. 1995. Structure-function in Escherichia coli iron superoxide dismutase: comparisons with the manganese enzyme from Thermus thermophilus. Biochemistry 34:1646-1660.

Edwards, R. A., H. M. Baker, M. M. Whittaker, J. W. Whittaker, G. B. Jameson, and E. N. Baker. 1998. Crystal structure of Escherichia coli manganese superoxide dismutase at 2.1 Å resolution. J. Biol. Inorg. Chem. 3:161-171.

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