3BX1
Complex between the Barley alpha-Amylase/Subtilisin Inhibitor and the subtilisin Savinase
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) | Subtilisin Savinase | polymer | 269 | 26718.4 | 2 | UniProt (P29600) | Bacillus lentus | Alkaline protease |
| 2 | C, D (D, C) | Alpha-amylase/subtilisin inhibitor | polymer | 181 | 19908.3 | 2 | UniProt (P07596) | Hordeum vulgare (Barley) | BASI |
| 3 | CA, E, GA, T (D, A, C, B) | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 4 | DA, EA, F, FA, G... (D, A, C, B) | CHLORIDE ION | non-polymer | 35.5 | 24 | Chemie (CL) | |||
| 5 | AA, BA, LA, Q, R... (B, C, A) | SODIUM ION | non-polymer | 23.0 | 6 | Chemie (NA) | |||
| 6 | MA, NA, OA, PA (A, B, D, C) | water | water | 18.0 | 574 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 93253.4 | |
| Non-Polymers* | Number of molecules | 34 |
| Total formula weight | 1149.1 | |
| All* | Total formula weight | 94402.5 |
