3U54
Crystal structure (Type-1) of SAICAR synthetase from Pyrococcus horikoshii OT3
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-succinocarboxamide synthase | polymer | 238 | 27714.5 | 2 | UniProt (O57978) Pfam (PF01259) | Pyrococcus horikoshii | SAICAR synthetase |
| 2 | C (A) | 1,4-BUTANEDIOL | non-polymer | 90.1 | 1 | Chemie (BU1) | |||
| 3 | D, K, R, S (A, B) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 4 | E, F, G, H, I... (A, B) | CADMIUM ION | non-polymer | 112.4 | 12 | Chemie (CD) | |||
| 5 | T (B) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 6 | U, V (A, B) | water | water | 18.0 | 165 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 55429.1 | |
| Non-Polymers* | Number of molecules | 18 |
| Total formula weight | 1882.3 | |
| All* | Total formula weight | 57311.4 |
