8ZRZ
The 1.26 angstrom resolution structure of Bacillus cereus beta-amylase in complex with maltose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Beta-amylase | polymer | 516 | 58358.5 | 1 | UniProt (P36924) Pfam (PF01373) Pfam (PF00686) | Bacillus cereus | 1,4-alpha-D-glucan maltohydrolase |
| 2 | B, C, E (C, F, D) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 342.3 | 3 | In PDB BIRD (PRD_900001) GlyTouCan (G07411ON) | |||
| 3 | D (E) | alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900018) GlyTouCan (G66120GK) | |||
| 4 | F (B) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 666.6 | 1 | In PDB GlyTouCan (G87171PZ) | |||
| 5 | G (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | H (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 7 | I, J, K, L, M... (A) | GLYCEROL | non-polymer | 92.1 | 8 | Chemie (GOL) | |||
| 8 | Q (A) | beta-D-glucopyranose | non-polymer | 180.2 | 1 | Chemie (BGC) | |||
| 9 | R (A) | water | water | 18.0 | 867 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 58358.5 | |
| Branched | Number of molecules | 5 |
| Total formula weight | 2035.8 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1053.0 | |
| All* | Total formula weight | 61447.3 |
