2.4.1.10	Ba2+	107% activity at 5 mM	757042	
2.4.1.10	Ni2+	109% activity at 5 mM	757042	
2.4.1.10	Ca2+	113% activity at 5 mM	757042	
2.4.1.10	Mg2+	115% activity at 5 mM	757042	
2.4.1.10	K+	118% activity at 5 mM	757042	
2.4.1.10	Mn2+	128% activity at 5 mM	757042	
2.4.1.10	Sn2+	143% activity at 5 mM	757042	
2.4.1.10	MnCl2	22% activation of the immobilized enzyme at 0.1 mM, 30% activation at 0.1 mM of the free enzyme	702972	
2.4.1.10	Fe2+	4fold increase in activity at 5 mM	488329	
2.4.1.10	Ca2+	activates both transfructosylation and hydrolytic activities	735800