Purity > 90% as determined by SDS-PAGE. MW: 55.6kDa. Full Length: 1-260aa. N-terminal GST-tagged. Pseudomonas putida (Arthrobacter siderocapsulatus). Cyclic amidohydrolase that catalyzes the reversible conversion of creatinine to creatine. Is also active toward glycocyamidine, though the reaction rate is very low, but it is completely inert toward hydantoin and its derivatives.