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. 2005 Jun 7;388(Pt 3):763–771. doi: 10.1042/BJ20042015

Table 3. DDTase activity of the recombinant GST isoenzymes from A. dirus.

The DDTase activity is expressed as nmol of DDE (dichlorodiphenyldichloroethylene) formation/mg of enzyme protein. The CDNB specific activity is in μmol/min per mg of protein.

Isoenzyme DDTase activity CDNB activity DDTase/CDNB
adGSTD5-5 78.77±13.19 19.2 4.11
adGSTD1-1 <1.0 12.2
adGSTD2-2 1.87±0.82 39.7 0.05
adGSTD3-3 2.66±0.29 64.6 0.04
adGSTD4-4 7.50±1.68 38.3 0.20
adGSTD6-6 1.28±0.22 1.37 0.93