4RRR
K121M mutant of N-terminal editing domain of threonyl-tRNA synthetase from Pyrococcus abyssi 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, B (A, B) | Threonine--tRNA ligase | polymer | 147 | 16740.3 | 2 | UniProt (Q9UZ14) Pfam (PF08915) | Pyrococcus abyssi GE5 | Threonyl-tRNA synthetase, ThrRS |
| 2 | C, D (A, B) | 3'-deoxy-3'-(L-threonylamino)adenosine | non-polymer | 367.4 | 2 | Chemie (A3T) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 209 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 147 (UniProt: Q9UZ14)
| PDB | External Database | Details |
|---|---|---|
| Met 121 | Lys 121 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 33480.7 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 734.7 | |
| All* | Total formula weight | 34215.4 |
