3DA8
Crystal structure of PurN from Mycobacterium tuberculosis
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Probable 5'-phosphoribosylglycinamide formyltransferase purN | polymer | 215 | 22409.6 | 2 | UniProt (P71554) Pfam (PF00551) UniProt (by SIFTS) (P9WHM5) | Mycobacterium tuberculosis | GART, GAR transformylase, 5'-phosphoribosylglycinamide transformylase, Phosphoribosylglycinamide formyltransferase |
| 2 | C (A) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 3 | D, E, F, G, H... (A, B) | IODIDE ION | non-polymer | 126.9 | 9 | Chemie (IOD) | |||
| 4 | I (A) | BETA-MERCAPTOETHANOL | non-polymer | 78.1 | 1 | Chemie (BME) | |||
| 5 | N, O (A, B) | water | water | 18.0 | 449 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 215 (UniProt: P71554)
| PDB | External Database | Details |
|---|---|---|
| Val 1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 44819.3 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1244.6 | |
| All* | Total formula weight | 46063.8 |
