3UGO
Crystal structure of RNA-polymerase sigma subunit domain 2 complexed with -10 promoter element ssDNA oligo (TACAAT)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | RNA polymerase sigma factor | polymer | 245 | 28038.4 | 1 | UniProt (Q9EZJ8) | Thermus aquaticus | |
| 2 | B, C (B, C) | 5'-D(*TP*GP*TP*AP*CP*AP*AP*TP*GP*GP*G)-3' | polymer | 11 | 3413.2 | 2 | |||
| 3 | D, E, F, G, H (B, C) | POTASSIUM ION | non-polymer | 39.1 | 5 | Chemie (K) | |||
| 4 | I, J, K (A, B, C) | water | water | 18.0 | 131 | Chemie (HOH) |
Sequence modifications
A: 92 - 332 (UniProt: Q9EZJ8)
| PDB | External Database | Details |
|---|---|---|
| Gly 88 | - | expression tag |
| Pro 89 | - | expression tag |
| His 90 | - | expression tag |
| Met 91 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 34864.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 195.5 | |
| All* | Total formula weight | 35060.4 |
