Urocanate Hydratase Mechanism

Urocanate Hydratase Mechanism

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Science, Chemistry

University

Hard

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The video tutorial explores the catabolism of histidine, focusing on the enzyme urocanic hydratase. It explains the unique mechanism involving NAD and a carbon nucleophile, highlighting the rare sigmatropic rearrangement. The tutorial concludes with the addition reaction and the formation of imidazoline propionate, emphasizing the driving force of tautomerization due to enol instability.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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