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Table 3 Effects of different chemicals on the activity of Il-DyP4 and Il-MnP6

From: Comprehensive investigation of a dye-decolorizing peroxidase and a manganese peroxidase from Irpex lacteus F17, a lignin-degrading basidiomycete

Chemicals Il-DyP4a Il-MnP6b
Relative enzyme activity (%) Relative enzyme activity (%)
0.1 mM 1 mM 10 mM 0.1 mM 1 mM 10 mM
Co2+ 97 76 21 107 107 111
Ba2+ 101 103 88 106 95 115
Cd2+ 100 103 87 103 98 51
Mn2+ 101 100 102 67 100 106
Na+ 99 93 96 103 96 98
Ca2+ 87 79 47 94 97 90
Mg2+ 102 100 102 93 105 108
Zn2+ 88 86 72 91 93 85
Ni2+ 100 106 102 98 97 92
Cu2+ 104 109 98 96 98 50
Fe2+ 8 9 1 19 0 0
Fe3+ 104 13 2 100 37 0
Al3+ 107 107 69 100 91 22
Thiourea 99 93 33 95 82 19
EDTA 99 107 87 93 8 4
DTT 99 1 0 25 0 0
β-Mercaptoethanol 92 45 0 15 0 0
  1. aABTS oxidation by the Il-DyP4
  2. bDMP oxidation by the Il-MnP6