3QTY
Crystal structure of Phosphoribosylaminoimidazole Synthetase from Francisella tularensis complexed with pyrophosphate
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) | Phosphoribosylaminoimidazole (AIR) synthetase | polymer | 350 | 38749.0 | 2 | UniProt (Q5NGF2) Pfam (PF00586) Pfam (PF02769) | Francisella tularensis subsp. tularensis | |
| 2 | C (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 3 | D, I, K (A, B) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 3 | Chemie (TRS) | |||
| 4 | E, F, J (A, B) | PYROPHOSPHATE 2- | non-polymer | 176.0 | 3 | Chemie (POP) | |||
| 5 | G, H (A, B) | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
| 6 | L, M (B) | FORMIC ACID | non-polymer | 46.0 | 2 | Chemie (FMT) | |||
| 7 | N, O (A, B) | water | water | 18.0 | 536 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 347 (UniProt: Q5NGF2)
| PDB | External Database | Details |
|---|---|---|
| Ser -2 | - | expression tag |
| Asn -1 | - | expression tag |
| Ala 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 77498.0 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1272.4 | |
| All* | Total formula weight | 78770.3 |
