| Mechanism | Retaining a |
|---|---|
| Clan | GH-T |
| 3D Structure Status | ( β / α ) 7 barrel |
| Catalytic Nucleophile/Base | Glu |
| Catalytic Proton Donor | Asp |
| Note | Subfamilies established in (Polacek et al., 2025) [PMID:40187459] |
| External resources | CAZypedia; |
| Statistics | GenBank accession (6269); Uniprot accession (40); PDB accession (32); 3D entries (8); cryst (0) |
| Activity Id | EC# | Activity Name | Residue -2 | Bond -1 | Residue -1 | Reacting Bond | Residue +1 | Bond +1 | Residue +2 | Reactant |
| H1 | 3.2.1.1 | amylose endo-a-1,4-glucosidase | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | H2O |
| H16 | 3.2.1.22 | a-galactosidase | [aDGalp | 1,X | alcohol | H2O | ||||
| H31 | 3.2.1.41 | pullulan endo-a-1,6-glucosidase | aDGlcp | 1,4 | aDGlcp | 1,6 | aDGlcp | 1,4 | aDGlcp | H2O |
| H40 | 3.2.1.54 | cyclomaltodextrin endo-a-1,4-glucosidase | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp(cyclic) | H2O |
| H107 | 3.2.1.133 | amylose exo-a-1,4-glucobiosidase | [aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | H2O |
| T308 | 2.4.1.18 | 1,4-a-glucan branching enzyme | aDGlcp | 1,4 | aDGlcp | 1,6 | aDGlcp | 1,4 | aDGlcp | a-1,4-aDGlcp |
| T311 | 2.4.1.25 | 4-a-glucanotransferase | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | 1,4 | aDGlcp | a-1,4-aDGlcp |
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