4WUB
N-terminal 43 kDa fragment of the E. coli DNA gyrase B subunit grown from 100 mM KCl condition
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | DNA gyrase subunit B | polymer | 392 | 43315.8 | 1 | UniProt (P0AES6) Pfam (PF02518) Pfam (PF00204) In PDB | Escherichia coli (strain K12) | |
| 2 | A | PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER | non-polymer | 506.2 | 1 | Chemie (ANP) | |||
| 3 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 4 | A | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 5 | A | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 6 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 7 | water | water | 18.0 | 249 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 43315.8 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 628.0 | |
| All* | Total formula weight | 43943.8 |
