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Expression and Purification of Nuclease-Free Oxygen Scavenger Protocatechuate 3,4-Dioxygenase
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November 08, 2019
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Protocatechuate 3,4-dioxygenase (PCD) can enzymatically remove free diatomic oxygen from an aqueous system using its substrate protocatechuic acid (PCA). This protocol describes the expression, purification, and activity analysis of this oxygen scavenging enzyme.
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Messer, R. K., Lopez Jr., M. A., Senavirathne, G., Yoder, K. E. Expression and Purification of Nuclease-Free Oxygen Scavenger Protocatechuate 3,4-Dioxygenase. J. Vis. Exp. (153), e59599, doi:10.3791/59599 (2019).
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