3WCO
Crystal structure of the depentamerized mutant of N-terminal truncated selenocysteine synthase SelA
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) selenium transferase | polymer | 392 | 44473.4 | 2 | UniProt (O67140) Pfam (PF03841) In PDB | Aquifex aeolicus | Selenocysteine synthase, Sec synthase, Selenocysteinyl-tRNA(Sec) synthase |
| 2 | A, B | THIOSULFATE | non-polymer | 112.1 | 5 | Chemie (THJ) | |||
| 3 | water | water | 18.0 | 105 | Chemie (HOH) |
Sequence modifications
A, B: 61 - 452 (UniProt: O67140)
| PDB | External Database | Details |
|---|---|---|
| Tyr 191 | Thr 191 | engineered mutation |
| Tyr 192 | Thr 192 | engineered mutation |
| Arg 199 | Asp 199 | engineered mutation |
| Pro 220 | Tyr 220 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 88946.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 560.6 | |
| All* | Total formula weight | 89507.5 |
