dismutase

[ dĭs-myōōtās, -tāz ]

n.

Any of various enzymes that catalyze the reaction of two identical molecules to produce two molecules in different states of oxidation or phosphorylation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.