1MBL
A catalytically-impaired class A beta-lactamase: 2 Angstroms crystal structure and kinetics of the Bacillus licheniformis E166A mutant
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) | BETA-LACTAMASE | polymer | 256 | 28433.1 | 2 | UniProt (P00808) Pfam (PF00144) | Bacillus licheniformis | |
| 2 | C, D (A, B) | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 579 | Chemie (HOH) |
Sequence modifications
A, B: 31 - 291 (UniProt: P00808)
| PDB | External Database | Details |
|---|---|---|
| Ala 166 | Glu 180 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 56866.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 192.1 | |
| All* | Total formula weight | 57058.3 |
