| Activities in Sub Family | No known activity in this subfamily. Activities in Family: [retaining] α-glucoside phosphorylase (EC 2.4.1.-);[retaining] acarviosyltransferase (EC 2.4.1.-);α-1,4-glucan synthase (EC 2.4.1.-);α-glucosyltransferase (EC 2.4.1.-);oligosaccharide α-4-glucosyltransferase (EC 2.4.1.161);[retaining] α-1,4-glucan branching enzyme (EC 2.4.1.18);[retaining] cyclomaltodextrin glucanotransferase (EC 2.4.1.19);[retaining] 4-α-glucanotransferase / amylomaltase (EC 2.4.1.25);[retaining] sucrose 6(F)-phosphate phosphorylase (EC 2.4.1.329);glucosylglycerate phosphorylase (EC 2.4.1.352);[retaining] glucosylglycerol phosphorylase (EC 2.4.1.359);[retaining] amylosucrase (EC 2.4.1.4);[retaining] sucrose phosphorylase (EC 2.4.1.7);α-1,4-glucan: phosphate α-maltosyltransferase (EC 2.4.99.16);[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 3.2.1.1);[retaining] oligo-α-1,6-glucosidase (EC 3.2.1.10);[retaining] maltotriose-producing α-amylase (EC 3.2.1.116);[retaining] maltogenic α-amylase (EC 3.2.1.133);[retaining] neopullulanase (EC 3.2.1.135);[retaining] maltooligosyltrehalose trehalohydrolase (EC 3.2.1.141);α-glucosidase (EC 3.2.1.20);α,α-trehalase (EC 3.2.1.28);[retaining] pullulanase (EC 3.2.1.41);[retaining] sucrose α-glucosidase (EC 3.2.1.48);[retaining] cyclomaltodextrinase (EC 3.2.1.54);[retaining] maltotetraose-producing α-amylase (EC 3.2.1.60);isoamylase (EC 3.2.1.68);glucodextranase (EC 3.2.1.70);[retaining] a,α-trehalose-6-phosphate hydrolase (EC 3.2.1.93);[retaining] maltohexaose-producing α-amylase (EC 3.2.1.98);[retaining] isomaltulose synthase / sucrose isomerase / sucrose glucosylmutase (EC 5.4.99.11);malto-oligosyltrehalose synthase (EC 5.4.99.15);trehalose synthase / maltose glucosylmutase (EC 5.4.99.16) |
|---|---|
| Mechanism | Retaining a |
| Clan | GH-H |
| 3D Structure Status | ( β / α ) 8 barrel |
| Catalytic Nucleophile/Base | Asp (experimental) |
| Catalytic Proton Donor | Glu (experimental) |
| Note | New: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431) |
| External resources | CAZypedia; EBI Protein of the Month; HOMSTRAD; PDB Molecule of the Month; PRINTS; |
| Commercial Enzyme Provider(s) | MEGAZYME; PROZOMIX; |
| Statistics | GenBank accession (159); Uniprot accession (18); |