OMP decarboxylase -->
orotidylic acid decarboxylase
medical dictionary


<cell biology> An enzyme that catalyses the conversion of OMP to UMP and CO2; a defect or inhibition of this enzyme will result in orotic aciduria and orotidinuria; this enzyme is a part of pyrimidine biosynthesis.

Compare: uridylic acid synthase.

Synonyms: OMP decarboxylase.

(05 Mar 2000)