4O4D
Crystal Structure of an Inositol hexakisphosphate kinase EhIP6KA in complexed with ATP and Ins(1,4,5)P3
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Inositol hexakisphosphate kinase | polymer | 248 | 29364.7 | 1 | UniProt (N9UNA8) Pfam (PF03770) | Entamoeba histolytica | |
| 2 | B, C (A) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 3 | D (A) | D-MYO-INOSITOL-1,4,5-TRIPHOSPHATE | non-polymer | 420.1 | 1 | Chemie (I3P) | |||
| 4 | E (A) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 1 | Chemie (ATP) | |||
| 5 | F (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 6 | G (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 7 | H (A) | water | water | 18.0 | 189 | Chemie (HOH) |
Sequence modifications
A: 27 - 270 (UniProt: N9UNA8)
| PDB | External Database | Details |
|---|---|---|
| Gly 23 | - | expression tag |
| Ser 24 | - | expression tag |
| Phe 25 | - | expression tag |
| Thr 26 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29364.7 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1129.9 | |
| All* | Total formula weight | 30494.6 |
