2Q04
Crystal structure of acetoin utilization protein (ZP_00540088.1) from Exiguobacterium sibiricum 255-15 at 2.33 A resolution
Experimental procedure
Experimental method | MAD |
Source type | SYNCHROTRON |
Source details | SSRL BEAMLINE BL9-2 |
Synchrotron site | SSRL |
Beamline | BL9-2 |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2007-03-15 |
Detector | MARMOSAIC 325 mm CCD |
Wavelength(s) | 0.91162, 0.97936, 0.97925 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 70.870, 128.580, 108.430 |
Unit cell angles | 90.00, 108.43, 90.00 |
Refinement procedure
Resolution | 29.336 - 2.330 |
R-factor | 0.231 |
Rwork | 0.229 |
R-free | 0.26000 |
Structure solution method | MAD |
RMSD bond length | 0.014 |
RMSD bond angle | 0.756 |
Data reduction software | XDS |
Data scaling software | XSCALE |
Phasing software | SHELX |
Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 29.336 | 2.410 | |
High resolution limit [Å] | 2.330 | 5.000 | 2.330 |
Rmerge | 0.052 | 0.021 | 0.450 |
Number of reflections | 73748 | 13438 | 13452 |
<I/σ(I)> | 7.53 | 20 | 1.4 |
Completeness [%] | 88.6 | 85.1 | 89.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 277 | NANODROP, 5.7% PEG 8000, 0.2M Calcium acetate, 0.1M Imidazole pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K |