1XRX
Crystal structure of a DNA-binding protein
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 (A, B, C, D) | SeqA protein | polymer | 50 | 5695.2 | 4 | UniProt (P36658) Pfam (PF17206) UniProt (by SIFTS) (P0AFY8) | Escherichia coli | |
| 2 | E (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | F, G, H, I (A, B, C, D) | water | water | 18.0 | 175 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 50 (UniProt: P36658)
| PDB | External Database | Details |
|---|---|---|
| Mse 1 | Met 1 | modified residue |
| Mse 32 | Met 32 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 22780.7 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 40.1 | |
| All* | Total formula weight | 22820.8 |
