Characterization of Affinity-Purified Isoforms of Acinetobacter calcoaceticus Y1 Glutathione Transferases

Table 1

Specific activities of GST1 and GST2 towards selected substrates.

Substrate	Specific activity (𝜇mol/min/mg)
	GST1	GST2
Ethacrynic acid	24.91±1.24	15.71±2.53
Hydrogen peroxide	3.93±0.38	nd
1-Chloro-2,4-dinitrobenzene	0.61±0.122	0.542±0.127
trans,trans-Hepta-2,4-dienal	0.11±0.02	0.084±0.01
1,2-Dichloro-4-nitrobenzene	Nd	nd
𝑝-nitrophenyl chloride	Nd	nd
Sulfobromophthalein	Nd	nd
trans-4-Phenyl-3-butene-2-one	Nd	nd
Cumene hydroperoxide	Nd	nd
Dichloromethane	Nd	nd

nd: not detected.