3WCN
Crystal structure of the depentamerized mutant of 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 (A, B) | L-seryl-tRNA(Sec) selenium transferase | polymer | 452 | 51172.4 | 2 | UniProt (O67140) Pfam (PF03841) | Aquifex aeolicus | Selenocysteine synthase, Sec synthase, Selenocysteinyl-tRNA(Sec) synthase |
| 2 | C, D, E, F (A, B) | THIOSULFATE | non-polymer | 112.1 | 4 | Chemie (THJ) |
Sequence modifications
A, B: 1 - 452 (UniProt: O67140)
| PDB | External Database | Details |
|---|---|---|
| Ala 19 | Lys 19 | engineered mutation |
| Ala 21 | Lys 21 | engineered mutation |
| Ala 46 | Lys 46 | engineered mutation |
| Ala 48 | Lys 48 | engineered mutation |
| 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 | 102344.8 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 448.5 | |
| All* | Total formula weight | 102793.3 |
