1K7X
CRYSTAL STRUCTURE OF THE BETA-SER178PRO MUTANT OF TRYPTOPHAN SYNTHASE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | TRYPTOPHAN SYNTHASE ALPHA CHAIN | polymer | 268 | 28698.8 | 1 | UniProt (P00929) Pfam (PF00290) | Salmonella typhimurium | |
| 2 | B (B) | TRYPTOPHAN SYNTHASE BETA CHAIN | polymer | 396 | 42797.7 | 1 | UniProt (P0A2K1) Pfam (PF00291) | Salmonella typhimurium | |
| 3 | C (B) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 4 | D (B) | PYRIDOXAL-5'-PHOSPHATE | non-polymer | 247.1 | 1 | Chemie (PLP) | |||
| 5 | E, F (A, B) | water | water | 18.0 | 434 | Chemie (HOH) |
Sequence modifications
B: 2 - 397 (UniProt: P0A2K1)
| PDB | External Database | Details |
|---|---|---|
| Ser 34 | Arg 33 | cloning artifact |
| Pro 178 | Ser 177 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 71496.5 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 270.1 | |
| All* | Total formula weight | 71766.7 |
