3ADD
Crystal structure of O-phosphoseryl-tRNA kinase complexed with selenocysteine tRNA and AMPPNP (crystal type 3)
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | L-seryl-tRNA(Sec) kinase | polymer | 259 | 31196.6 | 2 | UniProt (Q58933) Pfam (PF08433) In PDB | Methanocaldococcus jannaschii (Methanococcus jannaschii) | O-phosphoseryl-tRNA(Sec) kinase, PSTK |
2 | C, D | selenocysteine tRNA | polymer | 92 | 29714.7 | 2 | Methanopyrus kandleri | ||
3 | A, B | PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER | non-polymer | 506.2 | 2 | Chemie (ANP) | |||
4 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
5 | water | water | 18.0 | 160 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 248 (UniProt: Q58933)
PDB | External Database | Details |
---|---|---|
Mse -10 | - | expression tag |
Asn -9 | - | expression tag |
His -8 | - | expression tag |
Lys -7 | - | expression tag |
Val -6 | - | expression tag |
His -5 | - | expression tag |
His -4 | - | expression tag |
His -3 | - | expression tag |
His -2 | - | expression tag |
His -1 | - | expression tag |
His 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 121822.6 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 1061.0 | |
All* | Total formula weight | 122883.6 |