3ETH
Crystal structure of E. coli Purk in complex with MgATP
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 | 355 | 39528.0 | 2 | UniProt (P09029) Pfam (PF22660) Pfam (PF02222) Pfam (PF17769) | Escherichia coli | AIR carboxylase, AIRC |
| 2 | C, F (A, B) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 2 | Chemie (ATP) | |||
| 3 | D, E, G, H (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
| 4 | I, J (A, B) | water | water | 18.0 | 690 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 355 (UniProt: P09029)
| PDB | External Database | Details |
|---|---|---|
| Gln 61 | Glu 61 | engineered mutation |
| Arg 205 | Gln 205 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 79056.0 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1111.6 | |
| All* | Total formula weight | 80167.6 |
