2QHM
crystal structure of Chek1 in complex with inhibitor 2a
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 17-ID |
Synchrotron site | APS |
Beamline | 17-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2004-06-15 |
Detector | ADSC QUANTUM 210 |
Wavelength(s) | 1.0 |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 45.150, 66.070, 58.210 |
Unit cell angles | 90.00, 94.36, 90.00 |
Refinement procedure
Resolution | 50.000 - 2.000 |
R-factor | 0.1946 |
Rwork | 0.192 |
R-free | 0.23730 |
Structure solution method | FOURIER SYNTHESIS |
Starting model (for MR) | 1ia8 |
RMSD bond length | 0.011 |
RMSD bond angle | 1.181 |
Data reduction software | HKL-2000 |
Data scaling software | HKL-2000 |
Phasing software | CNS |
Refinement software | BUSTER-TNT (2.1.1) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 2.120 |
High resolution limit [Å] | 2.000 | 2.000 |
Rmerge | 0.064 | 0.375 |
Number of reflections | 22504 | |
<I/σ(I)> | 18 | 3.1 |
Completeness [%] | 97.4 | 94.2 |
Redundancy | 5.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.8 | 298 | 13% PEG 8K, 0.1M ammonium sulfate, 2% glycerol, 0.1M sodium cacodylate buffer, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K |