1MX0
Structure of topoisomerase subunit
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, E... | Type II DNA topoisomerase VI subunit B | polymer | 472 | 54004.2 | 6 | UniProt (O05207) Pfam (PF02518) Pfam (PF09239) In PDB | Sulfolobus shibatae | |
| 2 | A, B, C, D, E... | MAGNESIUM ION | non-polymer | 24.3 | 6 | Chemie (MG) | |||
| 3 | A, B, C, D, E... | PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER | non-polymer | 506.2 | 6 | Chemie (ANP) | |||
| 4 | D | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 5 | water | water | 18.0 | 811 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F: 1 - 470 (UniProt: O05207)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | EXPRESSION TAG |
| Ala 0 | - | EXPRESSION TAG |
| Mse 107 | Met 107 | MODIFIED RESIDUE |
| Mse 121 | Met 121 | MODIFIED RESIDUE |
| Tyr 303 | Asp 303 | SEE REMARK 999 |
| Mse 409 | Met 409 | MODIFIED RESIDUE |
| Mse 412 | Met 412 | MODIFIED RESIDUE |
| Asp 435 | Asn 435 | SEE REMARK 999 |
| Mse 445 | Met 445 | MODIFIED RESIDUE |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 324025.0 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 3206.0 | |
| All* | Total formula weight | 327231.0 |
