1KFE
CRYSTAL STRUCTURE OF ALPHAT183V MUTANT OF TRYPTOPHAN SYNTHASE FROM SALMONELLA TYPHIMURIUM WITH L-Ser Bound To The Beta Site
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | TRYPTOPHAN SYNTHASE ALPHA CHAIN | polymer | 268 | 28696.8 | 1 | UniProt (P00929) Pfam (PF00290) In PDB | Salmonella typhimurium | TRPA |
| 2 | B | TRYPTOPHAN SYNTHASE BETA CHAIN | polymer | 394 | 42545.4 | 1 | UniProt (P0A2K1) Pfam (PF00291) In PDB | Salmonella typhimurium | |
| 3 | B | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 4 | B | [3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-SERINE | non-polymer | 336.2 | 1 | Chemie (PLS) | |||
| 5 | water | water | 18.0 | 506 | Chemie (HOH) |
Sequence modifications
A: 1 - 268 (UniProt: P00929)
| PDB | External Database | Details |
|---|---|---|
| Ile 87 | Leu 87 | cloning artifact |
| Val 183 | Thr 183 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 71242.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 359.2 | |
| All* | Total formula weight | 71601.5 |
