3QHQ
Structure of CRISPR-associated protein Csn2
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | ESRF BEAMLINE BM30A |
Synchrotron site | ESRF |
Beamline | BM30A |
Temperature [K] | 173 |
Detector technology | CCD |
Collection date | 2010-11-05 |
Detector | MAR CCD 165 mm |
Wavelength(s) | 0.979981 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 75.300, 83.300, 110.400 |
Unit cell angles | 90.00, 109.40, 90.00 |
Refinement procedure
Resolution | 19.570 - 2.000 |
R-factor | 0.2048 |
Rwork | 0.204 |
R-free | 0.22770 |
Structure solution method | SAD |
RMSD bond length | 0.008 |
RMSD bond angle | 1.026 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | Auto-Rickshaw |
Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.050 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.026 | 0.179 |
Number of reflections | 43206 | |
<I/σ(I)> | 36.51 | 7.39 |
Completeness [%] | 99.4 | 97.9 |
Redundancy | 4.53 | 4.2 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.8 | 277 | 0.1M Hepes, 12% PEG 6000, 0.05M Phenole, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K |