9EPN
Crystal structure of HprS histidine kinase cytoplasmic fragment from Escherichia coli
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) | Sensor histidine kinase HprS | polymer | 277 | 31593.1 | 2 | UniProt (P76339) Pfam (PF00512) Pfam (PF02518) | Escherichia coli K-12 | Hydrogen peroxide response sensor |
| 2 | C, T (A, B) | PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER | non-polymer | 523.2 | 2 | Chemie (AGS) | |||
| 3 | D, U (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | E, V (A, B) | GLYCOCHOLIC ACID | non-polymer | 465.6 | 2 | Chemie (GCH) | |||
| 5 | F, G, H, I, J... (A, B) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 13 | Chemie (EDO) | |||
| 6 | L (A) | IMIDAZOLE | non-polymer | 69.1 | 1 | Chemie (IMD) | |||
| 7 | W, X (A, B) | water | water | 18.0 | 320 | Chemie (HOH) |
Sequence modifications
A, B: 178 - 452 (UniProt: P76339)
| PDB | External Database | Details |
|---|---|---|
| Met 176 | - | expression tag |
| Ala 177 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 63186.2 | |
| Non-Polymers* | Number of molecules | 20 |
| Total formula weight | 2902.3 | |
| All* | Total formula weight | 66088.5 |
