4DJT
Crystal structure of a nuclear GTP-binding protein from Encephalitozoon cuniculi bound to GDP-Mg2+
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) | GTP-binding nuclear protein GSP1 | polymer | 218 | 24659.1 | 2 | UniProt (Q8SS11) Pfam (PF08477) | Encephalitozoon cuniculi (Microsporidian parasite) | GTPase Ran homolog |
| 2 | C, E (A, B) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
| 3 | D, F (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | G (B) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 5 | H, I (A, B) | water | water | 18.0 | 271 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 214 (UniProt: Q8SS11)
| PDB | External Database | Details |
|---|---|---|
| Gly -3 | - | expression tag |
| Pro -2 | - | expression tag |
| Gly -1 | - | expression tag |
| Ser 0 | - | expression tag |
| Leu 86 | Phe 86 | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 49318.2 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 958.0 | |
| All* | Total formula weight | 50276.2 |
