3AQN
Complex structure of bacterial protein (apo form II)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Poly(A) polymerase | polymer | 415 | 48015.1 | 2 | UniProt (C9QS13) In PDB | Escherichia coli | |
| 2 | A, B | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 2 | Chemie (ATP) | |||
| 3 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | water | water | 18.0 | 6 | Chemie (HOH) |
Sequence modifications
A, B: 17 - 431 (UniProt: C9QS13)
| PDB | External Database | Details |
|---|---|---|
| His 234 | Arg 234 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 96030.2 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1063.0 | |
| All* | Total formula weight | 97093.2 |
