constitutive enzyme


Also found in: Dictionary, Thesaurus, Medical.

constitutive enzyme

[′kän·stə‚tüd·iv ′en‚zīm]
(biochemistry)
An enzyme whose concentration in a cell is constant and is not influenced by substrate concentration.
References in periodicals archive ?
Although some are constitutive enzymes, results may imply that the enzymatic systems ADH, MDH, ME and PGI at 14 DAT, and EST and ME at 28 DAT are more expressed and that japonica cultivars have more intense bands in proportion to increasing salinity.