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isozyme

[ahy-suh-zahym]
noun Biochemistry.
  1. any of the genetically variant forms of certain enzymes that catalyze the same reaction but that may differ in activity, composition, or physical properties.
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Origin of isozyme

First recorded in 1955–60; iso- + (en)zyme
Also called isoenzyme.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for isozyme

isozyme

noun
  1. any of a set of structural variants of an enzyme occurring in different tissues in a single speciesAlso called: isoenzyme
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Derived Formsisozymic (ˌaɪsəʊˈzaɪmɪk, -ˈzɪm-), adjective

Word Origin

from iso- + (en) zyme
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
isozyme in Medicine

isozyme

(ī′sə-zīm′)
n.
  1. Any of a group of enzymes that are similar in catalytic properties but are differentiated by variations in physical properties, such as isoelectric point.isoenzyme
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.