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Table 3 Leucine aminopeptidase activity in purified Drosophila sperm

From: Expansion and functional diversification of a leucyl aminopeptidase family that encodes the major protein constituents of Drosophila sperm

Sperm Treatment

Protein (ug)

% total*

Activity (mU)

S.A.‡ (U/mg)

Buffer

<0.25

0.6

0

0

Buffer + sonication

1.1

2.2

1.78

1.62

Buffer+DTT+sonication

5.4

10.8

4.39

0.81

  1. *The percent values are calculated from maximal amount of extractable sperm protein.
  2. ‡ Specific activity.