Definition of succinate dehydrogenase
: an iron-containing flavoprotein enzyme that catalyzes often reversibly the dehydrogenation of succinic acid to fumaric acid in the Krebs cycle and that is widely distributed especially in animal tissues, bacteria, and yeast
— called also succinic dehydrogenase
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Merriam-Webster unabridged
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The first known use of succinate dehydrogenase was in 1962
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