1.1.1.121	-	
1.1.1.121	by sonication, heating at 70°C for 10 min, ion-exchange chromatography, gel filtration and ultrafiltration	
1.1.1.121	G6	
1.1.1.121	MSU-1	
1.1.1.121	recombinant His-tagged enzyme from Escherichia coli strain BL21