3BAX
N298S Variant of Human Pancreatic Alpha-Amylase in Complex with Azide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Pancreatic alpha-amylase | polymer | 496 | 55904.3 | 1 | UniProt (P04746) Pfam (PF00128) Pfam (PF02806) | Homo sapiens (human) | PA, 1,4-alpha-D- glucan glucanohydrolase |
| 2 | B (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 3 | C (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | D (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | E, F (A) | AZIDE ION | non-polymer | 42.0 | 2 | Chemie (AZI) | |||
| 6 | G, H, I (A) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 7 | J (A) | water | water | 18.0 | 617 | Chemie (HOH) |
Sequence modifications
A: 1 - 496 (UniProt: P04746)
| PDB | External Database | Details |
|---|---|---|
| Ser 298 | Asn 313 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 55904.3 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 449.7 | |
| All* | Total formula weight | 56354.0 |
