Timothy F. Henshaw, Ph.D.

Affiliations: 
Michigan State University, East Lansing, MI 
Area:
Bioinorganic Chemistry; Mechanisms of Metalloenzyme-mediated Reactions; Mechanisms of Biological Radical Reactions; Bioremediation
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"Timothy Henshaw"

Parents

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Joan Blanchette Broderick grad student 2004 Michigan State
 (Studies of two iron -containing enzymes from Escherichia coli: Pyruvate formate -lyase activating enzyme and AlkB.)
Robert P. Hausinger grad student 2001-2004 Michigan State (Cell Biology Tree)
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Publications

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Henshaw TF, Feig M, Hausinger RP. (2004) Aberrant activity of the DNA repair enzyme AlkB. Journal of Inorganic Biochemistry. 98: 856-61
Proshlyakov DA, Henshaw TF, Monterosso GR, et al. (2004) Direct detection of oxygen intermediates in the non-heme Fe enzyme taurine/alpha-ketoglutarate dioxygenase. Journal of the American Chemical Society. 126: 1022-3
Hausinger RP, McCracken J, Henshaw TF. (2003) Metallocenter characterization of AlkB, a mononuclear non-heme Fe(II) DNA repair enzyme Journal of Inorganic Biochemistry. 96: 72
Trewick SC, Henshaw TF, Hausinger RP, et al. (2002) Oxidative demethylation by Escherichia coli AlkB directly reverts DNA base damage. Nature. 419: 174-8
Krebs C, Broderick WE, Henshaw TF, et al. (2002) Coordination of adenosylmethionine to a unique iron site of the [4Fe-4S] of pyruvate formate-lyase activating enzyme: a Mössbauer spectroscopic study. Journal of the American Chemical Society. 124: 912-3
Miller JR, Busby RW, Jordan SW, et al. (2000) Escherichia coli LipA is a lipoyl synthase: in vitro biosynthesis of lipoylated pyruvate dehydrogenase complex from octanoyl-acyl carrier protein. Biochemistry. 39: 15166-78
Broderick JB, Henshaw TF, Cheek J, et al. (2000) Pyruvate formate-lyase-activating enzyme: strictly anaerobic isolation yields active enzyme containing a [3Fe-4S](+) cluster. Biochemical and Biophysical Research Communications. 269: 451-6
Krebs C, Henshaw TF, Cheek J, et al. (2000) Conversion of 3Fe-4S to 4Fe-4S clusters in native pyruvate formate-lyase activating enzyme: Mössbauer characterization and implications for mechanism Journal of the American Chemical Society. 122: 12497-12506
Henshaw TF, Cheek J, Broderick JB. (2000) The [4fe-4s]1+ cluster of pyruvate formate-lyase activating enzyme generates the glycyl radical on pyruvate formate-lyase: EPR-detected single turnover [17] Journal of the American Chemical Society. 122: 8331-8332
Broderick JB, Duderstadt RE, Fernandez DC, et al. (1997) Pyruvate formate-lyase activating enzyme is an iron-sulfur protein Journal of the American Chemical Society. 119: 7396-7397
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