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isozyme

American

[ahy-suh-zahym] / ˈaɪ səˌzaɪm /

noun

Biochemistry.

any of the genetically variant forms of certain enzymes that catalyze the same reaction but that may differ in activity, composition, or physical properties.

isozyme British

/ -ˈzɪm-, ˌaɪsəʊˈzaɪmɪk, ˈaɪsəʊˌzaɪm /

noun

Also called: isoenzyme. any of a set of structural variants of an enzyme occurring in different tissues in a single species

"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

Other Word Forms

isozymic

adjective

Etymology

Origin of isozyme

First recorded in 1955–60; iso- + (en)zyme

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023