Heather R. Williamson, Ph.D.

Affiliations: 
2006-2013 Chemistry California Institute of Technology, Pasadena, CA 
 2013-2016 Burnett School of Biomedical Sciences University of Central Florida, Orlando, FL, United States 
 2016- Chemistry Xavier University of Louisiana, USA 
Area:
Bioinorganic chemistry, Electron-transfer chemistry
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"Heather Williamson"
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Parents

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Harry Barkus Gray grad student 2013 Caltech
 (Engineering multi-step electron tunneling systems in proteins.)
Victor L. Davidson post-doc 2013- University of Central Florida
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Publications

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Williamson HR, Sehanobish E, Shiller AM, et al. (2017) Roles of copper and a conserved aspartic acid in the autocatalytic hydroxylation of a specific tryptophan residue during cysteine tryptophylquinone biogenesis. Biochemistry
Sehanobish E, Williamson HR, Davidson VL. (2016) Roles of conserved residues of GoxA in controlling glycine oxidase activity, cooperativity, subunit composition and cysteine tryptophylquinone biosynthesis. The Journal of Biological Chemistry
Ma Z, Williamson HR, Davidson VL. (2016) A suicide mutation affecting proton transfers to high-valent hemes causes inactivation of MauG during catalysis. Biochemistry
Ma Z, Williamson HR, Davidson VL. (2016) Mechanism of protein oxidative damage that is coupled to long-range electron transfer to high-valent hemes. The Biochemical Journal
Sehanobish E, Camprillo-Brocal JC, Williamson HR, et al. (2016) Interaction of GoxA with its modifying enzyme and its subunit assembly are dependent on the extent of cysteine tryptophylquinone biosynthesis. Biochemistry
Ma Z, Williamson HR, Davidson VL. (2015) Roles of multiple-proton transfer pathways and proton-coupled electron transfer in the reactivity of the bis-FeIV state of MauG. Proceedings of the National Academy of Sciences of the United States of America. 112: 10896-901
Shin S, Feng M, Li C, et al. (2015) A T67A mutation in the proximal pocket of the high-spin heme of MauG stabilizes formation of a mixed-valent Fe(II)/Fe(III) state and enhances charge resonance stabilization of the bis-Fe(IV) state. Biochimica Et Biophysica Acta. 1847: 709-16
Williamson HR, Dow BA, Davidson VL. (2014) Mechanisms for control of biological electron transfer reactions. Bioorganic Chemistry. 57: 213-21
Shin S, Choi M, Williamson HR, et al. (2014) A simple method to engineer a protein-derived redox cofactor for catalysis. Biochimica Et Biophysica Acta. 1837: 1595-601
Yukl ET, Williamson HR, Higgins L, et al. (2013) Oxidative damage in MauG: implications for the control of high-valent iron species and radical propagation pathways. Biochemistry. 52: 9447-55
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