Table 4.

Induction of clp′-bgaB andgroES′-bgaB expression by heat shock

StrainPromoterβ-Galactosidase sp act (nmol of ONP/min/mg of protein)Ratio
37°C48°C
QB8070PclpP 351,20034
QB8071PclpC 2052026
QB8135PclpE 801,60020
QB8133PgroES 1103,50032