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AMB Express

Table 2 Effect of metal salts on the activity of laccase from T. fusca BCRC 19214

From: Properties of the newly isolated extracellular thermo-alkali-stable laccase from thermophilic actinomycetes, Thermobifida fusca and its application in dye intermediates oxidation

Metal salt (1 mM)

Relative activity* (%)

None

100

ZnCl2

97 ± 4

HgCl2

86 ± 6

CaCl2

102 ± 2

FeCl2

97 ± 4

MnCl2

96 ± 3

MgCl2

98 ± 4

NaCl

98 ± 6

KCl

98 ± 3

CoSO4

97 ± 4

CuSO4

102 ± 5

  1. * The relative activity was measured at 50°C for 15 min, using 20 mM 4- dimethoxybenzylalcohol (veratryl alcohol) as the substrate in 20 mM phosphate buffer (pH 8.0).
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