Allantoinase in the marine polychaete Eudistylia vancouveri
Allantoinase, an enzyme in the purine-urea cycle, was found in Eudistylia vancouveri (Polychaeta). The enzyme had a pH optimum at 7.6. The K m was 0.012 M allantoin, and the Arrhenius energy of activation was 12.6 to 14.6 kcal/mol.
Experientia↗