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Washington University

Structural ALDH activity of E. histolytica alcohol dehydrogenase 2 analyzed

Published in Law and Health Weekly, January 1st, 2005

Researchers from the United States have reported on structural analysis of the acetaldehyde dehydrogenase activity of Entamoeba histolytica alcohol dehydrogenase 2.

"The ADHE family of enzymes are bifunctional acetaldehyde dehydrogenase (ALDH)/alcohol dehydrogenase (ADH) enzymes that probably arose from the fusion of genes encoding separate ALDH and ADH enzymes. Here we have used the Entamoeba histolytica alcohol dehydrogenase 2 (EhADH2) enzyme as a prototype to analyze the structure and function of the ALDH domain of ADHE enzymes," wrote M.H. Chena and colleagues, Washington University.

"We find that the N-terminal domain of EhADH2,...

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