4DY1
tRNA-guanine transglycosylase F92C C158S C281S mutant
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Queuine tRNA-ribosyltransferase | polymer | 388 | 42993.7 | 1 | UniProt (P28720) Pfam (PF01702) In PDB | Zymomonas mobilis | Guanine insertion enzyme, tRNA-guanine transglycosylase |
| 2 | A | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 3 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | water | water | 18.0 | 362 | Chemie (HOH) |
Sequence modifications
A: 1 - 386 (UniProt: P28720)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
| Ser 0 | - | expression tag |
| Cys 92 | Phe 92 | engineered mutation |
| Ser 158 | Cys 158 | engineered mutation |
| Ser 281 | Cys 281 | engineered mutation |
| Lys 312 | Thr 312 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 42993.7 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 166.3 | |
| All* | Total formula weight | 43159.9 |
