Table 1.

Members of the α-amylase GH families

Enzyme class	Enzyme	EC no.	GH family	GH13 subfamily
Hydrolases	α-Amylase	3.2.1.1	13, 57, 119, 126	1, 5, 6, 7, 15, 20, 24, 27, 28, 32, 36, 37
	Oligo-1,6-glucosidase	3.2.1.10	13	23, 31
	α-Glucosidase	3.2.1.20	13	17, 21, 23, 30, 31, 40
	α-Galactosidase	3.2.1.22	57
	Pullulanase	3.2.1.41	13	12, 13, 14
	Amylopullulanase	3.2.1.1/41	13, 57	12, 14, 39
	Cyclomaltodextrinase	3.2.1.54	13, 57	20, 36
	Maltotetraose-forming amylase	3.2.1.60	13	19
	Isoamylase	3.2.1.68	13	11, 14
	Isoamylase/4-α-glucanotransferase	3.2.1.68/2.4.1.25	13	11
	Dextran glucosidase	3.2.1.70	13	31
	Trehalose 6-phosphate hydrolase	3.2.1.93	13	29
	Maltohexaose-forming amylase	3.2.1.98	13	5, 19
	Maltotriose-forming amylase	3.2.1.116	13	2, 32
	Maltogenic amylase	3.2.1.133	13, 57	2, 20
	Neopullulanase	3.2.1.135	13	20
	Maltooligosyltrehalose threhalohydrolase	3.2.1.141	13	10
	Sucrose hydrolase	3.2.1.–	13	4
	Maltopentaose-forming amylase	3.2.1.–	13	5
	Glycogen degrading enzyme	3.2.1.–	13	12
	Cyclic α-maltosyl-1,6-maltose hydrolase	3.2.1.–	13	20
Transferases	Amylosucrase	2.4.1.4	13	4
	Dextransucrase	2.4.1.5	70
	Sucrose phosphorylase	2.4.1.7	13	18
	Glucan branching enzyme	2.4.1.18	13, 57	8, 9
	Cyclodextrin glucanotransferase	2.4.1.19	13	2
	4-α-Glucanotransferase	2.4.1.25	13, 57, 77
	Glucan debranching enzyme	2.4.1.25/3.2.1.33	13	11, 20, 25
	Alternansucrase	2.4.1.140	70
	α-1,3-Glucan synthase	2.4.1.183	13	22
	α-1,4-Glucan: phosphate α-maltosyltransferase	2.4.99.16	13	3
	Sucrose-6-phosphate phosphorylase	2.4.1.–	13	18
	α-Transglucosidase	2.4.1.–	13	23
	Isocyclomaltooligosaccharide glucanotransferase	2.4.1.–	13
	α-4,6-Glucanotransferase	2.4.1.–	70
	Reuteran sucrase	2.4.1.–	70
	α-1,6/α-1,2-Branching glucansucrase	2.4.1.–	70
Isomerases	Isomaltulose synthase	5.4.99.11	13	31
	Maltooligosyltrehalose synthase	5.4.99.15	13	26
	Trehalose synthase	5.4.99.16	13	16, 33
HAT proteins	hc-rBAT protein	–	13	35
	4F2hc antigen	–	13	34