6RF0
Crystal structure of the light-driven sodium pump KR2 in the pentameric "dry" form
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) | Sodium pumping rhodopsin | polymer | 288 | 32611.6 | 5 | UniProt (N0DKS8) Pfam (PF01036) | Dokdonia eikasta | |
| 2 | F, I, K, Q, V (A, B, C, D) | SODIUM ION | non-polymer | 23.0 | 5 | Chemie (NA) | |||
| 3 | BA, G, N, S, X (E, A, B, C, D) | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 5 | Chemie (OLC) | |||
| 4 | AA, CA, H, L, M... (E, A, B, C, D) | EICOSANE | non-polymer | 282.5 | 10 | Chemie (LFA) | |||
| 5 | DA, J, P, U, Z (E, A, B, C, D) | RETINAL | non-polymer | 284.4 | 5 | Chemie (RET) | |||
| 6 | EA, FA, GA, HA, IA (A, B, C, D, E) | water | water | 18.0 | 41 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E: 1 - 280 (UniProt: N0DKS8)
| PDB | External Database | Details |
|---|---|---|
| Leu 281 | - | expression tag |
| Glu 282 | - | expression tag |
| His 283 | - | expression tag |
| His 284 | - | expression tag |
| His 285 | - | expression tag |
| His 286 | - | expression tag |
| His 287 | - | expression tag |
| His 288 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 163057.9 | |
| Non-Polymers* | Number of molecules | 25 |
| Total formula weight | 6145.3 | |
| All* | Total formula weight | 169203.2 |
