Table 6 Effects of metal ion on COD activity.

From: Response Surface Methodology-Genetic Algorithm Based Medium Optimization, Purification, and Characterization of Cholesterol Oxidase from Streptomyces rimosus

Metal ion (5 mM)

Relative activity (%)

Control

100

Ca+2

98

Cu+2

96

Mg+2

100

Ni+2

99

Fe+2

98

Pb+2

65

Ag+2

55

Hg+2

50

Zn+2

65

Mn+2

99