Ureases (EC 3.5.1.5), functionally, belong to the superfamily of amidohydrolases and phosphotriesterases. It is an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia. The
reaction occurs as follows: (NH2)2CO + H2O → CO2 + 2NH3.http://www.creative-enzymes.com/product/Native-H-Pylori-Urease_775.html