4KFC
Crystal structure of a hyperactive mutant of response regulator KdpE complexed to its promoter DNA
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | KDP operon transcriptional regulatory protein KdpE | polymer | 227 | 25437.2 | 2 | UniProt (P21866) Pfam (PF00072) Pfam (PF00486) In PDB | Escherichia coli | |
| 2 | Y | Promoter DNA | polymer | 30 | 9025.8 | 1 | |||
| 3 | Z | Promoter DNA | polymer | 30 | 9418.1 | 1 | |||
| 4 | water | water | 18.0 | 148 | Chemie (HOH) |
Sequence modifications
A, B: 3 - 225 (UniProt: P21866)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
| Ala 0 | - | expression tag |
| Met 1 | - | expression tag |
| Ala 2 | - | expression tag |
| Ala 216 | Glu 216 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 69318.3 | |
| All* | Total formula weight | 69318.3 |
