4RRM
E129A mutant of N-terminal editing domain of threonyl-tRNA synthetase from Aeropyrum pernix with L-Thr3AA
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Probable threonine--tRNA ligase 2 | polymer | 136 | 15077.4 | 1 | UniProt (Q9YFY3) Pfam (PF08915) | Aeropyrum pernix K1 | Threonyl-tRNA synthetase 2, ThrRS 2 |
| 2 | B (A) | 3'-deoxy-3'-(L-threonylamino)adenosine | non-polymer | 367.4 | 1 | Chemie (A3T) | |||
| 3 | C (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 4 | D (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | E (A) | water | water | 18.0 | 146 | Chemie (HOH) |
Sequence modifications
A: 1 - 136 (UniProt: Q9YFY3)
| PDB | External Database | Details |
|---|---|---|
| Ala 129 | Glu 129 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 15077.4 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 427.1 | |
| All* | Total formula weight | 15504.5 |
