Table 1 Purification scheme of the CapA.

From: A new carboxypeptidase from Aspergillus niger with good thermostability, pH stability and broad substrate specificity

Purification steps

Total protein (mg)

Total activity (U)

Specific activity (U mg−1)

Enrichment (fold)

Yield (%)

Crude extract

124.5

26,057.9

209.3

1

100

Ammonium sulfate precipitation and dialysis

44.6

17,282.5

387.5

1.9

66

Q-Sepharose

2.8

1388

495.7

2.4

5