3QGV
Crystal structure of a thermostable amylase variant
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Alpha amylase | polymer | 435 | 49680.0 | 1 | Pyrococcus woesei | ||
| 2 | B | Cycloheptakis-(1-4)-(alpha-D-glucopyranose) | branched | 1153.0 | 1 | In PDB BIRD (PRD_900012) GlyTouCan (G01435GL) | beta-cyclodextrin | ||
| 3 | C, D | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 2 | In PDB BIRD (PRD_900003) | sucrose | ||
| 4 | A | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 5 | A | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 6 | A | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 7 | A | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 8 | water | water | 18.0 | 191 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 49680.0 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1837.6 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 443.9 | |
| All* | Total formula weight | 51961.5 |
