1VEO
Crystal Structure Analysis of Y164F/maltose of Bacillus cereus Beta-Amylase at pH 4.6
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 | 58342.5 | 1 | UniProt (P36924) Pfam (PF01373) Pfam (PF00686) | Bacillus cereus | 1,4-alpha-D-glucan maltohydrolase, Glycoside Hydrolase Family 14 |
| 2 | B (B) | alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900018) GlyTouCan (G66120GK) | beta-maltose | ||
| 3 | C, D (C, D) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 342.3 | 2 | In PDB BIRD (PRD_900001) GlyTouCan (G07411ON) | alpha-maltose | ||
| 4 | E (A) | alpha-D-glucopyranose | non-polymer | 180.2 | 1 | Chemie (GLC) | |||
| 5 | F (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | G (A) | water | water | 18.0 | 240 | Chemie (HOH) |
Sequence modifications
A: 1 - 516 (UniProt: P36924)
| PDB | External Database | Details |
|---|---|---|
| Phe 164 | Tyr 194 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 58342.5 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1026.9 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 220.2 | |
| All* | Total formula weight | 59589.6 |
