1I7D
NONCOVALENT COMPLEX OF E.COLI DNA TOPOISOMERASE III WITH AN 8-BASE SINGLE-STRANDED DNA OLIGONUCLEOTIDE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (B) | 5'-D(*CP*GP*CP*AP*AP*CP*TP*T)-3' | polymer | 8 | 2386.6 | 1 | |||
| 2 | B (A) | DNA TOPOISOMERASE III | polymer | 659 | 74135.7 | 1 | UniProt (P14294) Pfam (PF01751) Pfam (PF01131) | Escherichia coli | |
| 3 | C (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | D (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 5 | E, F (B, A) | water | water | 18.0 | 332 | Chemie (HOH) |
Sequence modifications
A: 1 - 653 (UniProt: P14294)
| PDB | External Database | Details |
|---|---|---|
| Phe 328 | Tyr 328 | engineered mutation |
| His 654 | - | expression tag |
| His 655 | - | expression tag |
| His 656 | - | expression tag |
| His 657 | - | expression tag |
| His 658 | - | expression tag |
| His 659 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 76522.3 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 131.5 | |
| All* | Total formula weight | 76653.8 |
