6RF3
Crystal structure of the potassium-pumping G263F mutant of the light-driven sodium pump KR2 in the pentameric form, pH 8.0
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 | 32969.1 | 5 | UniProt (N0DKS8) Pfam (PF01036) | Dokdonia eikasta | |
| 2 | AA, AB, BB, CA, CB... (B, C, A, E, D) | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 60 | Chemie (OLC) | |||
| 3 | AC, BA, BC, CC, CD... (D, B, E, C, A) | EICOSANE | non-polymer | 282.5 | 33 | Chemie (LFA) | |||
| 4 | AD, FC, OB, TA, X (E, D, C, B, A) | SODIUM ION | non-polymer | 23.0 | 5 | Chemie (NA) | |||
| 5 | BD, GC, PB, UA, Y (E, D, C, B, A) | octyl beta-D-glucopyranoside | non-polymer | 292.4 | 5 | Chemie (BOG) | |||
| 6 | ED, FD, GD, HD, ID (A, B, C, D, E) | water | water | 18.0 | 462 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E: 1 - 280 (UniProt: N0DKS8)
| PDB | External Database | Details |
|---|---|---|
| Phe 263 | Gly 263 | engineered mutation |
| 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 | 164845.6 | |
| Non-Polymers* | Number of molecules | 103 |
| Total formula weight | 32293.2 | |
| All* | Total formula weight | 197138.9 |
