3V4S
Crystal Structure of ADP-ATP complex of purK: N5-carboxyaminoimidazole ribonucleotide synthetase
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 carboxylase, ATPase subunit | polymer | 387 | 42923.0 | 2 | UniProt (C3PBM5) | Bacillus anthracis | |
| 2 | C (A) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 1 | Chemie (ADP) | |||
| 3 | D, G, H (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 4 | E, I (A, B) | CARBONATE ION | non-polymer | 60.0 | 2 | Chemie (CO3) | |||
| 5 | F (B) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 1 | Chemie (ATP) | |||
| 6 | J, K (A, B) | water | water | 18.0 | 479 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 378 (UniProt: C3PBM5)
| PDB | External Database | Details |
|---|---|---|
| Gly -5 | - | expression tag |
| Ser -4 | - | expression tag |
| His -3 | - | expression tag |
| Met -2 | - | expression tag |
| Leu -1 | - | expression tag |
| Asp 0 | - | expression tag |
| Leu 379 | - | expression tag |
| Glu 380 | - | expression tag |
| Gly 381 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 85846.0 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 1127.3 | |
| All* | Total formula weight | 86973.3 |
