3BAY
N298S Variant of Human Pancreatic Alpha-Amylase in Complex with Nitrate and Acarbose
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) | ACARBOSE DERIVED PENTASACCHARIDE | non-polymer | 807.7 | 1 | Chemie (ARE) | |||
| 4 | D (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 5 | E (A) | NITRATE ION | non-polymer | 62.0 | 1 | Chemie (NO3) | |||
| 6 | F (A) | water | water | 18.0 | 181 | 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 | 4 |
| Total formula weight | 1131.0 | |
| All* | Total formula weight | 57035.3 |
