thiamine pyridinylase

thiamine pyridinylase
thi·a·mine pyr·i·din·yl·ase (thiґə-min pir-ĭ-dinґə-lās) [EC 2.5.1.2] an enzyme of the transferase class that catalyzes the transfer of the pyrimidine moiety of thiamine from the thiazole ring component to pyridine or another base or thiol compound. The reaction inactivates thiamine. The enzyme occurs in the gastrointestinal tract of many freshwater animals. Called also thiaminase I.

Medical dictionary. 2011.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • thiaminase I — thiamine pyridinylase …   Medical dictionary

  • List of EC numbers (EC 2) — This list contains a list of EC numbers for the second group, EC 2, transferases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.EC 2.1: Transferring One… …   Wikipedia

  • thiamin — A heat labile and water soluble vitamin contained in milk, yeast, and in the germ and husk of grains; also artificially synthesized; essential for growth; a deficiency of t. is associated with beriberi and Wernicke Korsakoff syndrome. SYN:… …   Medical dictionary

  • thiaminase — 1. An enzyme present in raw fish that destroys thiamin and may produce thiamin deficiency in animals on a diet largely composed of raw fish. 2. A hydrolase cleaving thiamin into a pyrimidine moiety ( i.e., 2 methyl 4 amino 5… …   Medical dictionary

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”