7PMM
DEAD-box helicase DbpA in the active conformation bound to a ss/dsRNA junction and ADP/BeF3
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | ATP-dependent RNA helicase DbpA | polymer | 459 | 49358.8 | 2 | UniProt (P21693) Pfam (PF00270) Pfam (PF00271) Pfam (PF03880) In PDB | Escherichia coli (strain K12) | |
| 2 | C, D | RNA (45mer) containing HP92 of the 23S rRNA | polymer | 44 | 14107.4 | 2 | synthetic construct | ||
| 3 | A, B | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 2 | Chemie (ADP) | |||
| 4 | A, B | BERYLLIUM TRIFLUORIDE ION | non-polymer | 66.0 | 2 | Chemie (BEF) | |||
| 5 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 6 | C | PYROPHOSPHATE 2- | non-polymer | 176.0 | 1 | Chemie (POP) | |||
| 7 | D | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 8 | water | water | 18.0 | 8 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 457 (UniProt: P21693)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
| Gly 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 126932.2 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1306.0 | |
| All* | Total formula weight | 128238.2 |
