Purification and properties of a novel quizalofop-p-ethyl-hydrolyzing esterase involved in quizalofop-p-ethyl degradation by Pseudomonas sp. J-2

Table 3 Effect of chemical agents on QpeH enzyme activity

Substances	Relative activity (%)	Substances	Relative activity (%)
None	100	10mM1, 10-phenanthroline	96 ± 1.4
10 mM EDTA	93 ± 0.3	10 mM NBS	29 ± 2.1
10 mM β-mercaptoethanol	43 ± 1.3	10 mM PCMB	35 ± 2.2
10 mM Tween 80	13 ± 0.9	10 mM PMSF	23 ± 1.7
10 mM SDS	7.7 ± 1.7	10 mM DEPC	0.5 ± 0.2
10 mM Triton X 100	3.1 ± 1.1

ISSN: 1475-2859