2R5N
Crystal structure of transketolase from Escherichia coli in noncovalent complex with acceptor aldose ribose 5-phosphate
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Transketolase 1 | polymer | 669 | 73121.5 | 2 | UniProt (P27302) Pfam (PF00456) Pfam (PF02779) Pfam (PF02780) In PDB | Escherichia coli | TK 1 |
| 2 | A | RIBOSE-5-PHOSPHATE | non-polymer | 230.1 | 1 | Chemie (R5P) | |||
| 3 | A, B | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 4 | A, B | THIAMINE DIPHOSPHATE | non-polymer | 425.3 | 2 | Chemie (TPP) | |||
| 5 | A, B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 16 | Chemie (EDO) | |||
| 6 | B | 5-O-phosphono-beta-D-ribofuranose | non-polymer | 230.1 | 2 | Chemie (RP5) | |||
| 7 | water | water | 18.0 | 1628 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 663 (UniProt: P27302)
| PDB | External Database | Details |
|---|---|---|
| His 664 | - | expression tag |
| His 665 | - | expression tag |
| His 666 | - | expression tag |
| His 667 | - | expression tag |
| His 668 | - | expression tag |
| His 669 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 146243.0 | |
| Non-Polymers* | Number of molecules | 23 |
| Total formula weight | 2614.2 | |
| All* | Total formula weight | 148857.2 |
