6L5L
Crystal structure of human DEAD-box RNA helicase DDX21 at apo state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Nucleolar RNA helicase 2 | polymer | 372 | 41738.8 | 1 | UniProt (Q9NR30) Pfam (PF00270) Pfam (PF00271) | Homo sapiens (Human) | DEAD box protein 21,Gu-alpha,Nucleolar RNA helicase Gu,Nucleolar RNA helicase II,RH II/Gu |
| 2 | B (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) |
Sequence modifications
A: 188 - 558 (UniProt: Q9NR30)
| PDB | External Database | Details |
|---|---|---|
| Ser 187 | - | expression tag |
| - | Gly 333 | deletion |
| - | Lys 334 | deletion |
| - | Lys 335 | deletion |
| - | Thr 336 | deletion |
| - | Gln 337 | deletion |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 41738.8 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 24.3 | |
| All* | Total formula weight | 41763.2 |
