From: Purification and characterization of α-amylase from Trichoderma pseudokoningii
Metal cations
Relative activity %
Control
100
Ca2+
152
Mg2+
134
Ni2+
Pb2+
80
Co2+
72
Hg2+
38
Cu2+
75
Zn2+
65
Cd2+
37
EDTA
28