2Q9K
Crystal structure of a putative oxidoreductase (exig_1997) from exiguobacterium sibiricum 255-15 at 1.59 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 | 2007-06-03 |
Detector | MARMOSAIC 325 mm CCD |
Wavelength(s) | 0.91162, 0.97908 |
Spacegroup name | P 31 2 1 |
Unit cell lengths | 56.314, 56.314, 95.205 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 26.997 - 1.590 |
R-factor | 0.206 |
Rwork | 0.203 |
R-free | 0.25200 |
Structure solution method | MAD |
RMSD bond length | 0.018 |
RMSD bond angle | 1.654 |
Data reduction software | MOSFLM |
Data scaling software | SCALA |
Phasing software | SHELX |
Refinement software | REFMAC (5.2.0019) |
Data quality characteristics
Overall | Inner shell | Outer shell | |
Low resolution limit [Å] | 26.997 | 26.997 | 1.630 |
High resolution limit [Å] | 1.590 | 7.110 | 1.590 |
Rmerge | 0.067 | 0.039 | 0.832 |
Total number of observations | 1869 | 11754 | |
Number of reflections | 24172 | ||
<I/σ(I)> | 5.9 | 15 | 0.9 |
Completeness [%] | 100.0 | 97.8 | 100 |
Redundancy | 7.1 | 5.9 | 6.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, SITTING DROP | 277 | NANODROP, 0.17M Sodium acetate, 25.5% PEG 4000, 15.0% Glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 277K |