6L5N
Crystal structure of human DEAD-box RNA helicase DDX21 at post-unwound state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Nucleolar RNA helicase 2 | polymer | 377 | 42471.1 | 2 | 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 | C, D (C, D) | poly(U)-15mer | polymer | 15 | 4547.5 | 2 | Homo sapiens | ||
| 3 | E, G, H (A, B) | PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER | non-polymer | 506.2 | 3 | Chemie (ANP) | |||
| 4 | F, I, J (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 5 | K, L, M, N (A, B, C, D) | water | water | 18.0 | 156 | Chemie (HOH) |
Sequence modifications
A, B: 188 - 563 (UniProt: Q9NR30)
| PDB | External Database | Details |
|---|---|---|
| Ser 187 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 94037.2 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1591.5 | |
| All* | Total formula weight | 95628.7 |
