8XMH
Potassium transporter KtrAB from Bacillus subtilis in ATP-bound state with addition of EDTA and EGTA, vertical C2 symmetry axis
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, E... (A, B, C, D, E...) | Ktr system potassium uptake protein A | polymer | 222 | 24916.8 | 8 | UniProt (O32080) Pfam (PF02254) Pfam (PF02080) | Bacillus subtilis | K(+)-uptake protein KtrA |
| 2 | I, J, K, L (I, J, K, L) | Ktr system potassium uptake protein B | polymer | 445 | 48471.5 | 4 | UniProt (O32081) Pfam (PF02386) | Bacillus subtilis | K(+)-uptake protein KtrB |
| 3 | M, O, P, R, S... (A, B, C, D, E...) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 8 | Chemie (ATP) | |||
| 4 | N, Q, T, W (A, D, E, H) | SODIUM ION | non-polymer | 23.0 | 4 | Chemie (NA) | |||
| 5 | AA, BA, Y, Z (K, L, I, J) | POTASSIUM ION | non-polymer | 39.1 | 4 | Chemie (K) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 393220.2 | |
| Non-Polymers* | Number of molecules | 16 |
| Total formula weight | 4305.8 | |
| All* | Total formula weight | 397526.0 |
