6K8O
Crystal structure of the Sulfolobus solfataricus topoisomerase III in complex with DNA
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | topoisomerase III | polymer | 668 | 76677.3 | 1 | UniProt (Q97ZJ8) Pfam (PF01751) Pfam (PF01131) | Saccharolobus solfataricus | DNA topoisomerase I family A (TopA) |
| 2 | B (B) | DNA (5'-D(*GP*CP*AP*AP*GP*GP*TP*C)-3') | polymer | 8 | 2451.6 | 1 | synthetic construct | ||
| 3 | C (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 4 | D, E (A, B) | water | water | 18.0 | 308 | Chemie (HOH) |
Sequence modifications
A: 1 - 668 (UniProt: Q97ZJ8)
| PDB | External Database | Details |
|---|---|---|
| Phe 318 | Tyr 318 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 79129.0 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 65.4 | |
| All* | Total formula weight | 79194.4 |
