Description：Recombinant Adenylyl-sulfate Kinase from E.coliForm：White lyophilized powderAlternative Names：EC 2.7.1.25; adenosine 5'-phosphosulfate kinase; adenylylsulfate kinase; APS kinase CAS Number：9012-38-8Purity：>90%Application：One unit is defined as the amount of enzyme will catalyze the phosphorylation of APS to 1 micromole 3′-phospho-APS per minute.Storage/Stability：Shipped at 4°C. Store at -20°C for 2 years.