Fig. 5

Effects of NaCl on activity and stability of EstS. The enzyme activity (●) was assayed in 50 mM Tris–HCl buffer (pH 8.5) containing 0–4 M NaCl and the residual activity (■) of EstS was measured after incubating with 0–4 M NaCl (pH 8.5) at 4 °C for 24 h