3W1K
Crystal structure of the selenocysteine synthase SelA and tRNASec complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E (A, B, C, D, E) | L-seryl-tRNA(Sec) selenium transferase | polymer | 452 | 50925.2 | 5 | UniProt (O67140) Pfam (PF03841) | Aquifex aeolicus | Selenocysteine synthase, Sec synthase, Selenocysteinyl-tRNA(Sec) synthase |
| 2 | F, G, H, I, J (F, G, H, I, J) | selenocysteine tRNA | polymer | 95 | 30492.0 | 5 | GenBank (20671658) | Thermoanaerobacter tengcongensis MB4 |
Sequence modifications
A, B, C, D, E: 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 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 407086.0 | |
| All* | Total formula weight | 407086.0 |
