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Table 3 Effect of metal ions and EDTA on purified M1 activity

From: Characterization of mannanase from Bacillus circulans NT 6.7 and its application in mannooligosaccharides preparation as prebiotic

Metal ions	Relative activity of M1 (%)
Control	100
CoCl₂	100.02
CaCl₂	95.80
FeSO₄	97.75
MnSO₄	123.53
ZnSO₄	105.04
MgSO₄	100.02
CuSO₄	121.53
LiCl₂	102.93
MgCl₂	116.26
EDTA	61.35
Urea	94.32
β-Mercaptonethanol	107.13
SDS	85.07

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