Table 1.

The effect of calcium ions on thermostability in terms of melting temperatures of various α-amylases.

Enzymes	Tm (Ca2+-with) (°C)	Tm (Ca2+-without) (°C)	△Tm (°C)	Reference
AHA	44	44	0	[46]
PPA	65	48	17	[46]
TAKA	71	57	14	[41]
BHA	94	89	5	[45]
BAA	86	40	46	[44]
BLA	103	52	51	[44]
AGXA	78	67	11	present study