Table 1.

Purification of nitroalkane oxidase from E. coli

Step	Total units, μmol min−1	Total protein, mg	Specific activity, μmol min−1mg−1	Yield, %
Cell-free extract	679	842	0.8	100
40–65% (NH4)2SO4	622	504	1.2	92
DEAE-Sepharose	384	36	10.6	57