3WN6
Crystal structure of alpha-amylase AmyI-1 from Oryza sativa
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Alpha-amylase | polymer | 404 | 45342.6 | 4 | UniProt (P17654) Pfam (PF00128) Pfam (PF07821) | Oryza sativa Japonica Group (Japonica rice) | 1,4-alpha-D-glucan glucanohydrolase, Alpha-amylase isozyme 1B |
| 2 | CA, DA, E, EA, F... (D, A, B, C) | CALCIUM ION | non-polymer | 40.1 | 12 | Chemie (CA) | |||
| 3 | FA, GA, H, I, Q... (D, A, B, C) | GLYCEROL | non-polymer | 92.1 | 9 | Chemie (GOL) | |||
| 4 | AA, BA, HA, J, K... (C, D, A, B) | D(-)-TARTARIC ACID | non-polymer | 150.1 | 6 | Chemie (TAR) | |||
| 5 | IA, JA, KA, L, LA... (D, A, B) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 7 | Chemie (PEG) | |||
| 6 | MA, NA, OA, PA (A, B, C, D) | water | water | 18.0 | 1630 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 25 - 428 (UniProt: P17654)
| PDB | External Database | Details |
|---|---|---|
| Met 25 | Gly 31 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 181370.3 | |
| Non-Polymers* | Number of molecules | 34 |
| Total formula weight | 2953.1 | |
| All* | Total formula weight | 184323.4 |
