2FPW
Crystal Structure of the N-terminal Domain of E.coli HisB- Phosphoaspartate intermediate.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Histidine biosynthesis bifunctional protein hisB | polymer | 176 | 20146.7 | 2 | UniProt (Q9S5G5) Pfam (PF13242) In PDB | Escherichia coli | |
| 2 | A, B | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 3 | A, B | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 4 | water | water | 18.0 | 458 | Chemie (HOH) |
Sequence modifications
A, B: 3 - 166 (UniProt: Q9S5G5)
| PDB | External Database | Details |
|---|---|---|
| Met -9 | - | cloning artifact |
| Gly -8 | - | cloning artifact |
| Ser -7 | - | cloning artifact |
| Ser -6 | - | cloning artifact |
| His -5 | - | expression tag |
| His -4 | - | expression tag |
| His -3 | - | expression tag |
| His -2 | - | expression tag |
| His -1 | - | expression tag |
| His 0 | - | expression tag |
| Gly 1 | - | cloning artifact |
| Ser 2 | - | cloning artifact |
| Phd 10 | Asp 9 | modified residue |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 40293.4 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 251.1 | |
| All* | Total formula weight | 40544.5 |
