Skip to main content
. 2003 Feb;69(2):1246–1250. doi: 10.1128/AEM.69.2.1246-1250.2003

TABLE 1.

Purification of aminopeptidase C from A. niger Tr10

Step Total activity (U)a (103) Total protein (mg) (103) Sp act (U mg−1) Purifi- cation (fold) Yield (%)
Cell extract 4.6 1.3 3.6 1 100
Source 30Q 1.4 0.9 15 4.2 31
Resource Q 0.42 0.0022 189 53 9
a

One unit of enzymatic activity is defined as the amount of enzyme that produces 1 μmol of pNA min−1.