7RLR
Crystal Structure of K83A Mutant of Class D beta-lactamase from Clostridium difficile 630
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | Beta-lactamase | polymer | 255 | 29210.0 | 4 | UniProt (Q188Q3) Pfam (PF00905) In PDB | Clostridioides difficile (Peptoclostridium difficile) | |
| 2 | A, B, C, D | CHLORIDE ION | non-polymer | 35.5 | 6 | Chemie (CL) | |||
| 3 | A, B, C, D | ACETATE ION | non-polymer | 59.0 | 4 | Chemie (ACT) | |||
| 4 | B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 2 | Chemie (EDO) | |||
| 5 | D | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 6 | water | water | 18.0 | 854 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 40 - 290 (UniProt: Q188Q3)
| PDB | External Database | Details |
|---|---|---|
| Ala 83 | Lys 83 | engineered mutation |
| Gly 291 | - | expression tag |
| Ala 292 | - | expression tag |
| Ala 293 | - | expression tag |
| Leu 294 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 116839.9 | |
| Non-Polymers* | Number of molecules | 14 |
| Total formula weight | 619.0 | |
| All* | Total formula weight | 117459.0 |
