3K4G
Crystal structure of E. coli RNA polymerase alpha subunit C-terminal domain
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 subunit alpha | polymer | 86 | 9787.4 | 8 | UniProt (P0A7Z4) Pfam (PF03118) In PDB | Escherichia coli K-12 | RNAP subunit alpha, Transcriptase subunit alpha, RNA polymerase subunit alpha |
2 | A, C, E, G | SODIUM ION | non-polymer | 23.0 | 4 | Chemie (NA) | |||
3 | water | water | 18.0 | 317 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F, G, H: 245 - 329 (UniProt: P0A7Z4)
PDB | External Database | Details |
---|---|---|
Met 244 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 78299.1 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 92.0 | |
All* | Total formula weight | 78391.0 |