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.

isozyme

/ -ˈzɪm-; ˌaɪsəʊˈzaɪmɪk; ˈaɪsəʊˌzaɪm /

noun

1. any of a set of structural variants of an enzyme occurring in different tissues in a single species Also calledisoenzyme

Derived Forms

• isozymic, adjective

Word History and Origins

Origin of isozyme¹

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

Word History and Origins

Origin of isozyme¹

from iso- + ( en ) zyme