3AM1
Crystal structure of O-Phosphoseryl-tRNA kinase complexed with anticodon-stem/loop truncated tRNA(Sec)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | L-seryl-tRNA(Sec) kinase | polymer | 260 | 31009.1 | 1 | UniProt (Q58933) Pfam (PF08433) | Methanocaldococcus jannaschii (Methanococcus jannaschii) | O-phosphoseryl-tRNA(Sec) kinase, PSTK |
| 2 | B (B) | ASL-truncated tRNA | polymer | 81 | 26191.5 | 1 | |||
| 3 | C (A) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 1 | Chemie (ATP) | |||
| 4 | D (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 5 | E, F (A, B) | water | water | 18.0 | 7 | Chemie (HOH) |
Sequence modifications
A: 5 - 252 (UniProt: Q58933)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | expression tag |
| Gly 2 | - | expression tag |
| Asp 3 | - | expression tag |
| Ile 4 | - | expression tag |
| Leu 253 | - | expression tag |
| Glu 254 | - | expression tag |
| His 255 | - | expression tag |
| His 256 | - | expression tag |
| His 257 | - | expression tag |
| His 258 | - | expression tag |
| His 259 | - | expression tag |
| His 260 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 57200.7 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 531.5 | |
| All* | Total formula weight | 57732.2 |
