Ca2+
the activity increases by around 2fold in the presence of 10 mM CaCl2
CaCl2
requirement of alkaline earth metal ion for activity. 10 mM, around 2fold increase in activity
Mg2+
the activity increases by around 2fold in the presence of 25 mM MgCl2
MgCl2
requirement of alkaline earth metal ion for activity. 25 mM, around 2fold increase in activity
Na+
the activity increases by around 2fold in the presence of 0.1 M NaCl
NaCl
0.1 mM, around 2fold increase in activity