Table 4

Lysate	Specific activity^ab	Fold-difference
E. coli^b	0.90 (0.02)	n/a
Yeastc	6.08 (0.19)	6.7

^a mean μmoles hydrolyzed/min/mg total protein of three independent lysates (standard deviation)
^b E. coli BL21(DE3)pLysS harboring pS308L-ET-30a
^c S. cerevisiae BY4741.S308L

Table 4: Comparison of yeast and E. coli lysates harboring S308L to hydrolyze paraoxon.