3TZE
Crystal structure of a tryptophanyl-tRNA synthetase from Encephalitozoon cuniculi bound to tryptophan
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Tryptophanyl-tRNA synthetase | polymer | 406 | 46571.1 | 2 | UniProt (O96771) Pfam (PF00579) In PDB | Encephalitozoon cuniculi (Microsporidian parasite) | Tryptophan--tRNA ligase, TrpRS |
2 | A, B | TRYPTOPHAN | non-polymer | 204.2 | 2 | Chemie (TRP) | |||
3 | A, B | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
4 | water | water | 18.0 | 61 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 385 (UniProt: O96771)
PDB | External Database | Details |
---|---|---|
Met -20 | - | expression tag |
Ala -19 | - | expression tag |
His -18 | - | expression tag |
His -17 | - | expression tag |
His -16 | - | expression tag |
His -15 | - | expression tag |
His -14 | - | expression tag |
His -13 | - | expression tag |
Met -12 | - | expression tag |
Gly -11 | - | expression tag |
Thr -10 | - | expression tag |
Leu -9 | - | expression tag |
Glu -8 | - | expression tag |
Ala -7 | - | expression tag |
Gln -6 | - | expression tag |
Thr -5 | - | expression tag |
Gln -4 | - | expression tag |
Gly -3 | - | expression tag |
Pro -2 | - | expression tag |
Gly -1 | - | expression tag |
Ser 0 | - | expression tag |
Thr 149 | Ala 149 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 93142.3 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 486.6 | |
All* | Total formula weight | 93628.9 |