4XB3
Structure of dextran glucosidase
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000025 | biological_process | maltose catabolic process |
| A | 0004556 | molecular_function | alpha-amylase activity |
| A | 0004574 | molecular_function | oligo-1,6-glucosidase activity |
| A | 0004575 | molecular_function | sucrose alpha-glucosidase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005975 | biological_process | carbohydrate metabolic process |
| A | 0005987 | biological_process | sucrose catabolic process |
| A | 0006865 | biological_process | amino acid transport |
| A | 0016798 | molecular_function | hydrolase activity, acting on glycosyl bonds |
| A | 0032450 | molecular_function | maltose alpha-glucosidase activity |
| A | 0033934 | molecular_function | glucan 1,4-alpha-maltotriohydrolase activity |
| A | 0043896 | molecular_function | glucan 1,6-alpha-glucosidase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue CA A 601 |
| Chain | Residue |
| A | ASP148 |
| A | ASP151 |
| A | GLU508 |
| A | HOH757 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | binding site for residue CA A 602 |
| Chain | Residue |
| A | HOH1018 |
| A | HOH1020 |
| A | ASP21 |
| A | ASN23 |
| A | ASP25 |
| A | ILE27 |
| A | ASP29 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | binding site for residue CA A 603 |
| Chain | Residue |
| A | THR417 |
| A | GLU516 |
| A | HOH713 |
| A | HOH720 |
| A | HOH726 |
| A | HOH727 |
| A | HOH729 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | binding site for residue CA A 604 |
| Chain | Residue |
| A | TRP422 |
| A | LYS439 |
| A | SER441 |
| A | HOH702 |
| A | HOH714 |
| A | HOH721 |
| A | HOH736 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | binding site for residue P6G A 605 |
| Chain | Residue |
| A | TRP5 |
| A | MET46 |
| A | LYS94 |
| A | ILE188 |
| A | ASP230 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | ACT_SITE: Nucleophile => ECO:0000250 |
| Chain | Residue | Details |
| A | ASP194 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton donor => ECO:0000250 |
| Chain | Residue | Details |
| A | GLN236 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | SITE: Transition state stabilizer => ECO:0000250 |
| Chain | Residue | Details |
| A | ASP313 |
