3T45
Crystal structure of bacteriorhodopsin mutant A215T, a phototaxis signaling mutant at 3.0 A resolution
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 (A, B, C) | Bacteriorhodopsin (GROUND STATE) | polymer | 225 | 24733.3 | 3 | UniProt (P02945) Pfam (PF01036) | Halobacterium sp. NRC-1 | BR, Bacterioopsin, BO |
| 2 | D, G, O (A, B, C) | RETINAL | non-polymer | 284.4 | 3 | Chemie (RET) | |||
| 3 | E, F, H, I, J... (A, B, C) | 1-[2,6,10.14-TETRAMETHYL-HEXADECAN-16-YL]-2-[2,10,14-TRIMETHYLHEXADECAN-16-YL]GLYCEROL | non-polymer | 639.1 | 11 | Chemie (LI1) | |||
| 4 | R, S, T (A, B, C) | water | water | 18.0 | 38 | Chemie (HOH) |
Sequence modifications
A, B, C: 7 - 231 (UniProt: P02945)
| PDB | External Database | Details |
|---|---|---|
| Thr 215 | Ala 228 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 74199.9 | |
| Non-Polymers* | Number of molecules | 14 |
| Total formula weight | 7883.7 | |
| All* | Total formula weight | 82083.6 |
