Definition of decarboxylase in English:

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Pronunciation: /ˌdēkärˈbäksəˌlās/ Pronunciation: /-ˌlāz/


An enzyme that catalyzes the decarboxylation of a particular organic molecule.
Example sentences
  • A major source of ammonium, especially in C 3 plants, arises in the mitochondria from the decarboxylation of glycine to serine by the glycine decarboxylase as part of the photorespiratory cycle.
  • Two inherited disorders affecting pyrimidine biosynthesis are the result of deficiencies in the bifunctional enzyme catalyzing the last two steps of UMP synthesis, orotate phosphoribosyl transferase and OMP decarboxylase.
  • Green tea catechins have been shown to inhibit the actions of 5-alpha-reductase and ornithine decarboxylase, two enzymes considered important in the development of prostate cancer.

For editors and proofreaders

Syllabification: de·car·box·yl·ase

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