Glycoside Hydrolase Family 13 / Subf 34

Activities in Sub FamilyNo known activity in this subfamily.
Activities in Family:
[retaining] α-glucoside phosphorylase (EC 2.4.1.-);
[retaining] α-maltosyltransferase (EC 2.4.1.-);
[retaining] α-transglucosidase / α-glucosyltransferase (EC 2.4.1.-);
[retaining] acarviosyltransferase (EC 2.4.1.-);
α-1,6-maltooligosyltransferase (EC 2.4.1.-);
α-glucosyltransferase (EC 2.4.1.-);
Oligosaccharide α-4-glucosyltransferase (EC;
[retaining] α-1,4-glucan branching enzyme (EC;
[retaining] cyclomaltodextrin glucanotransferase (EC;
[retaining] 4-α-glucanotransferase / amylomaltase (EC;
[retaining] sucrose 6(F)-phosphate phosphorylase (EC;
Glucosylglycerate phosphorylase (EC;
[retaining] glucosylglycerol phosphorylase (EC;
[retaining] amylosucrase (EC;
[retaining] sucrose phosphorylase (EC;
α-1,4-glucan: phosphate α-maltosyltransferase (EC;
[retaining] cyclic α-1,6-maltosyl-maltose hydrolase (EC 3.2.1.-);
[retaining] maltopentaose-producing α-amylase (EC 3.2.1.-);
Palatinase (EC 3.2.1.-);
[retaining] α-amylase (EC;
[retaining] oligo-α-1,6-glucosidase (EC;
[retaining] maltotriose-producing α-amylase (EC;
[retaining] maltogenic α-amylase (EC;
[retaining] neopullulanase (EC;
[retaining] maltooligosyltrehalose trehalohydrolase (EC;
α-glucosidase (EC;
α,α-trehalase (EC;
[retaining] pullulanase (EC;
[retaining] sucrose α-glucosidase (EC;
[retaining] cyclomaltodextrinase (EC;
[retaining] maltotetraose-producing α-amylase (EC;
Isoamylase (EC;
Glucodextranase (EC;
[retaining] a,α-trehalose-6-phosphate hydrolase (EC;
[retaining] maltohexaose-producing α-amylase (EC;
[retaining] isomaltulose synthase / sucrose isomerase / sucrose glucosylmutase (EC;
Malto-oligosyltrehalose synthase (EC;
Trehalose synthase / maltose glucosylmutase (EC;
Mechanism Retaining a
3D Structure Status( β / α ) 8 barrel
Catalytic Nucleophile/BaseAsp (experimental)
Catalytic Proton DonorGlu (experimental)
NoteNew: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431)
External resourcesCAZypedia; EBI Protein of the Month; HOMSTRAD; PDB Molecule of the Month; PRINTS;
Commercial Enzyme Provider(s)MEGAZYME; PROZOMIX;
Statistics GenBank accession (94); Uniprot accession (0); PDB accession (25); 3D entries (1); cryst (0)

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