4D79
Crystal structure of E. coli tRNA N6-threonylcarbamoyladenosine dehydratase, TcdA, in complex with ATP at 1.768 Angstroem resolution
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 | TRNA THREONYLCARBAMOYLADENOSINE DEHYDRATASE | polymer | 276 | 29667.2 | 4 | UniProt (Q46927) Pfam (PF00899) In PDB | ESCHERICHIA COLI | T(6)A37 DEHYDRATASE, SULFUR ACCEPTOR PROTEIN |
2 | A, B, C, D | POTASSIUM ION | non-polymer | 39.1 | 4 | Chemie (K) | |||
3 | A, B, C, D | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 4 | Chemie (ATP) | |||
4 | A, B, C, D | GLYCEROL | non-polymer | 92.1 | 7 | Chemie (GOL) | |||
5 | B, D | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
6 | water | water | 18.0 | 511 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 268 (UniProt: Q46927)
PDB | External Database | Details |
---|---|---|
Leu 269 | - | expression tag |
Glu 270 | - | expression tag |
His 271 | - | expression tag |
His 272 | - | expression tag |
His 273 | - | expression tag |
His 274 | - | expression tag |
His 275 | - | expression tag |
His 276 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 118668.7 | |
Non-Polymers* | Number of molecules | 17 |
Total formula weight | 2875.8 | |
All* | Total formula weight | 121544.4 |