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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.
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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.
Copper,zinc superoxide dismutase
(1eso)
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Iron superoxide dismutase
(1isa)
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Manganese superoxide dismutase
(1vew)
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Active Site View
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- Asp81, His44, His46, His61, His69,
His78, His118
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Active Site View
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- Asp156, His26, His73, His160, and one
water molecule
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Active Site View
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- Asp167, His26, His81, His171, and one
hydroxide ion
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