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Dive into the research topics where Sergei V. Khangulov is active.

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Featured researches published by Sergei V. Khangulov.


Science | 1997

Crystal structure of formate dehydrogenase H: catalysis involving Mo, molybdopterin, selenocysteine, and an Fe4S4 cluster.

Jeffrey C. Boyington; Vadim N. Gladyshev; Sergei V. Khangulov; Thressa C. Stadtman; Peter D. Sun


Biochemistry | 1998

Selenium-containing formate dehydrogenase H from Escherichia coli: a molybdopterin enzyme that catalyzes formate oxidation without oxygen transfer.

Sergei V. Khangulov; Vadim N. Gladyshev; Dismukes Gc; Thressa C. Stadtman


Inorganic Chemistry | 1994

Electronic structure of dimanganese(II,III) and dimanganese(III,IV) complexes and dimanganese catalase enzyme : a general EPR spectral simulation approach

M. Zheng; Sergei V. Khangulov; G. C. Dismukes; V. V. Barynin


Biochemistry | 1995

Determination of the metal ion separation and energies of the three lowest electronic states of dimanganese (II,II) complexes and enzymes: catalase and liver arginase.

Sergei V. Khangulov; Pessiki Pj; V. V. Barynin; David E. Ash; G. C. Dismukes


Proceedings of the National Academy of Sciences of the United States of America | 1994

Coordination of selenium to molybdenum in formate dehydrogenase H from Escherichia coli.

Vadim N. Gladyshev; Sergei V. Khangulov; Milton J. Axley; Thressa A. Stadtman


Journal of the American Chemical Society | 1994

Structural and functional models of the dimanganese catalase enzymes. 2. Structure, electrochemical, redox, and EPR properties

P. J. Pessiki; Sergei V. Khangulov; Douglas M. Ho; G. C. Dismukes


Proceedings of the National Academy of Sciences of the United States of America | 1994

Nicotinic acid hydroxylase from Clostridium barkeri: electron paramagnetic resonance studies show that selenium is coordinated with molybdenum in the catalytically active selenium-dependent enzyme

Vadim N. Gladyshev; Sergei V. Khangulov; Thressa C. Stadtman


Journal of the American Chemical Society | 1998

X-ray Absorption Spectroscopy of the Molybdenum Site of Escherichia coli Formate Dehydrogenase

Graham N. George; Christopher M. Colangelo; Jun Dong; Robert A. Scott; Sergei V. Khangulov; and Vadim N. Gladyshev; Thressa C. Stadtman


Journal of Biological Chemistry | 1996

Characterization of Crystalline Formate Dehydrogenase H from Escherichia coli STABILIZATION, EPR SPECTROSCOPY, AND PRELIMINARY CRYSTALLOGRAPHIC ANALYSIS

Vadim N. Gladyshev; Jeffrey C. Boyington; Sergei V. Khangulov; David A. Grahame; Thressa C. Stadtman; Peter D. Sun


Biochemistry | 1996

Properties of the selenium- and molybdenum-containing nicotinic acid hydroxylase from Clostridium barkeri.

Vadim N. Gladyshev; Sergei V. Khangulov; Thressa C. Stadtman

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Thressa C. Stadtman

National Institutes of Health

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Vadim N. Gladyshev

Brigham and Women's Hospital

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David A. Grahame

Uniformed Services University of the Health Sciences

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Jeffrey C. Boyington

National Institutes of Health

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Peter D. Sun

National Institutes of Health

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