4J3H
Ring cycle for dilating and constricting the nuclear pore: structure of a Nup54 homo-tetramer.
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) | Nuclear pore complex protein Nup54 | polymer | 46 | 5620.0 | 2 | UniProt (P70582) Pfam (PF18437) | Rattus norvegicus (brown rat rat rats) | 54 kDa nucleoporin, Nucleoporin Nup54, nucleoporin p54 |
| 2 | C, D, E (A, B) | CALCIUM ION | non-polymer | 40.1 | 3 | Chemie (CA) | |||
| 3 | F, G (A, B) | water | water | 18.0 | 80 | Chemie (HOH) |
Sequence modifications
A, B: 453 - 494 (UniProt: P70582)
| PDB | External Database | Details |
|---|---|---|
| Gly 449 | - | expression tag |
| Ser 450 | - | expression tag |
| His 451 | - | expression tag |
| Mse 452 | - | expression tag |
| Mse 458 | Ile 458 | engineered mutation |
| Mse 481 | Ile 481 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 11239.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 120.2 | |
| All* | Total formula weight | 11360.2 |
