2UX5
X-ray high resolution structure of the photosynthetic reaction center from Rb. sphaeroides at pH 9 in the charge-separated state
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | EMBL/DESY, HAMBURG BEAMLINE BW7B |
| Synchrotron site | EMBL/DESY, HAMBURG |
| Beamline | BW7B |
| Temperature [K] | 100 |
| Detector technology | CCD |
| Collection date | 2003-02-14 |
| Detector | MARRESEARCH |
| Spacegroup name | P 31 2 1 |
| Unit cell lengths | 139.460, 139.460, 184.730 |
| Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
| Resolution | 50.000 - 2.210 |
| R-factor | 0.203 |
| Rwork | 0.202 |
| R-free | 0.23600 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1pcr |
| RMSD bond length | 0.020 |
| RMSD bond angle | 2.465 |
| Data reduction software | XDS |
| Data scaling software | XSCALE |
| Phasing software | CNS |
| Refinement software | REFMAC (5.1.24) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.300 |
| High resolution limit [Å] | 2.200 | 2.200 |
| Rmerge | 0.100 | 0.430 |
| Number of reflections | 103587 | |
| <I/σ(I)> | 10.29 | 3.72 |
| Completeness [%] | 98.1 | 89.2 |
| Redundancy | 2.5 | 1.8 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | 9 | pH 9 |
