4KT0
Crystal structure of a virus like photosystem I from the cyanobacterium Synechocystis PCC 6803
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | ESRF BEAMLINE ID29 |
| Synchrotron site | ESRF |
| Beamline | ID29 |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2013-02-16 |
| Detector | DECTRIS PILATUS 6M |
| Wavelength(s) | 0.97625 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 120.179, 173.308, 179.136 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 29.977 - 2.800 |
| R-factor | 0.2 |
| Rwork | 0.198 |
| R-free | 0.24460 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1JB0 with truncated side chains and chlorophyll tails |
| RMSD bond length | 0.004 |
| RMSD bond angle | 1.734 |
| Data reduction software | XDS |
| Data scaling software | XDS |
| Phasing software | MOLREP |
| Refinement software | PHENIX |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 30.000 | 2.950 |
| High resolution limit [Å] | 2.800 | 2.800 |
| Rmerge | 0.139 | 2.382 |
| Number of reflections | 91895 | |
| <I/σ(I)> | 7.9 | 1.1 |
| Completeness [%] | 99.4 | |
| Redundancy | 4.6 | 4.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 278 | 4.5% PEG3350, 30mM Tricine-NaOH pH8, 55mM NaCl, 50mM Glycine, 0.005% Nonyl- beta -D-Maltoside., pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 278K |
