1CLI
X-RAY CRYSTAL STRUCTURE OF AMINOIMIDAZOLE RIBONUCLEOTIDE SYNTHETASE (PURM), FROM THE E. COLI PURINE BIOSYNTHETIC PATHWAY, AT 2.5 A RESOLUTION
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | PROTEIN (PHOSPHORIBOSYL-AMINOIMIDAZOLE SYNTHETASE) | polymer | 345 | 36858.9 | 4 | UniProt (P08178) Pfam (PF00586) Pfam (PF02769) | Escherichia coli | |
| 2 | E, F, G, H (A, B, C, D) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 3 | I, J, K, L (A, B, C, D) | water | water | 18.0 | 503 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 2 - 345 (UniProt: P08178)
| PDB | External Database | Details |
|---|---|---|
| Val 1 | Met 1 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 147435.5 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 384.3 | |
| All* | Total formula weight | 147819.8 |
