Addition        Concentration Realtive Activity (%)
No addtiton None 100
Na+ (NaCl) 10 (mM) 122.9
K+ (KCl) 10 (mM) 130.9
Mg2+ (MgCl2) 10 (mM) 63.6
Ca2+ (CaCl2) 10 (mM) 73
Mn2+ (MnCl2) 10 (mM) 75.7
Zn2+ (ZnCl2) 10 (mM) 8.4
Fe3+ (FeCl3) 10 (mM) 43.4
Hg2+ (HgCl2) 10 (mM) 0
Ni2+ (NiCl2) 10 (mM) 53.2
Cu2+ (CuCl2) 10 (mM) 0
Cd2+ (CdCl2) 10 (mM) 0
EDTA 10 (mM) 124.4
L-Cysteine 25 (mM) 143.1
L-Histidine 25 (mM) 118.9
L-Glutamine 25 (mM) 0
Glutathione (reduced) 5 (mM) 133.1
Thiourea 5 (mM) 111
Thioacetic acid 5 (mM) 101.8
Thioacetamide 5 (mM) 104.3
2-mercaptoethanol 5 (mM) 120.8
Dithiothreitol 5 (mM) 83.9
p-chloro mercury benzoic acid 5 (mM) 0
Iodoacetamide 5 (mM) 0
Sodium dodecyl sulfate 5(M) 0
Urea 5(M) 0
H2O2 5 (mM) 0
Table 4: Effect of different metal ions and reagents on L-Asparaginase activity.