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Cloning, expression, purification, crystallization and preliminary X‐ray diffraction analysis of the mitochondrial tryparedoxin peroxidase from Leishmania braziliensis

Cloning, expression, purification, crystallization and preliminary X‐ray diffraction analysis of... Tryparedoxin peroxidase (TXNPx) is an essential constituent of the main enzymatic scavenger system for reactive oxygen species (ROS) in trypanosomatids. Genetic studies have demonstrated the importance of this system for the development and virulence of these parasites, representing a potential target for the discovery of new trypanocidal drugs. In this work, the mitochondrial TXNPx from Leishmania braziliensis was cloned, overexpressed, purified and crystallized. The crystals diffracted to 3.3 Å resolution and belonged to space group P42212, with unit‐cell parameters a = b = 131.8, c = 44.4 Å. These studies will contribute to a better understanding of the molecular mechanisms involved in ROS detoxification by trypanosomatids. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Acta Crystallographica Section F Wiley

Cloning, expression, purification, crystallization and preliminary X‐ray diffraction analysis of the mitochondrial tryparedoxin peroxidase from Leishmania braziliensis

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References (22)

Publisher
Wiley
Copyright
International Union of Crystallography, 2013
ISSN
1744-3091
eISSN
1744-3091
DOI
10.1107/S1744309113003989
pmid
23545647
Publisher site
See Article on Publisher Site

Abstract

Tryparedoxin peroxidase (TXNPx) is an essential constituent of the main enzymatic scavenger system for reactive oxygen species (ROS) in trypanosomatids. Genetic studies have demonstrated the importance of this system for the development and virulence of these parasites, representing a potential target for the discovery of new trypanocidal drugs. In this work, the mitochondrial TXNPx from Leishmania braziliensis was cloned, overexpressed, purified and crystallized. The crystals diffracted to 3.3 Å resolution and belonged to space group P42212, with unit‐cell parameters a = b = 131.8, c = 44.4 Å. These studies will contribute to a better understanding of the molecular mechanisms involved in ROS detoxification by trypanosomatids.

Journal

Acta Crystallographica Section FWiley

Published: Apr 1, 2013

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