3NFI
Crystal structure of tandem winged helix domain of RNA polymerase I subunit A49
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 | DNA-directed RNA polymerase I subunit RPA49 | polymer | 237 | 27141.7 | 5 | UniProt (Q01080) Pfam (PF06870) In PDB | Saccharomyces cerevisiae (yeast) | A49, DNA-directed RNA polymerase I 49 kDa polypeptide |
| 2 | E | 2-{2-[2-(2-{2-[2-(2-ETHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL | non-polymer | 354.4 | 1 | Chemie (PE4) | |||
| 3 | water | water | 18.0 | 786 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E: 171 - 403 (UniProt: Q01080)
| PDB | External Database | Details |
|---|---|---|
| Gly 167 | - | EXPRESSION TAG |
| Ser 168 | - | EXPRESSION TAG |
| His 169 | - | EXPRESSION TAG |
| Mse 170 | - | EXPRESSION TAG |
| Mse 178 | Leu 178 | ENGINEERED MUTATION |
| Mse 261 | Leu 261 | ENGINEERED MUTATION |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 135708.6 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 354.4 | |
| All* | Total formula weight | 136063.0 |
