Asparaginase

Asparaginase (EC3.5.1.1, USAN) or Colaspase (BAN) is an enzyme that catalyzes the hydrolysis of asparagine to aspartic acid. Asparaginases are enzymes expressed and produced by microorganisms.
They are used in food manufacture, and in medicine to treat some cancers. These [medical] enzymes are on the World Health Organization's List of Essential Medicines