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Table 2 Purification of Cat-2 from Serratia marcescens SYBC-01

From: Optimization of catalase production and purification and characterization of a novel cold-adapted Cat-2 from mesophilic bacterium Serratia marcescens SYBC-01

Step

Total activity (U)

Total protein (mg)

Sp activity (U/mg )

Yield (%)

Purified folds

Crude extract

584,609

784

745.7

100

1

Ammonia sulfate precipitation

411,776

385

1,070.0

70.4

1.4

Sephacryl Tm S-200

241,786

36.7

6,591.8

41.4

8.8

Mono Q

187,411

4.0

46,619.7

32.1

62.5