3NSX
The crystal structure of the The crystal structure of the D420A mutant of the alpha-glucosidase (FAMILY 31) from Ruminococcus obeum ATCC 29174
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | alpha-glucosidase | polymer | 666 | 77405.5 | 2 | UniProt (A5ZY13) Pfam (PF13802) Pfam (PF01055) Pfam (PF21365) | Ruminococcus obeum | |
| 2 | C, D, E (A, B) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 3 | Chemie (TRS) | |||
| 3 | F, G (A, B) | water | water | 18.0 | 1422 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 663 (UniProt: A5ZY13)
| PDB | External Database | Details |
|---|---|---|
| Ser -2 | - | expression tag |
| Asn -1 | - | expression tag |
| Ala 0 | - | expression tag |
| Ala 420 | Asp 420 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 154810.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 366.4 | |
| All* | Total formula weight | 155177.3 |
