2NYP
Structure of beta-lactamase II from Bacillus cereus. R121H, C221D doble mutant with two zinc ions.
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-lactamase II | polymer | 221 | 24286.6 | 1 | UniProt (P04190) Pfam (PF00753) | Bacillus cereus | Penicillinase, Cephalosporinase |
| 2 | B, C (A) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 3 | D (A) | water | water | 18.0 | 234 | Chemie (HOH) |
Sequence modifications
A: 7 - 227 (UniProt: P04190)
| PDB | External Database | Details |
|---|---|---|
| His 91 | Arg 121 | engineered mutation |
| Asp 168 | Cys 198 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 24286.6 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 130.8 | |
| All* | Total formula weight | 24417.4 |
