4CXA
Crystal structure of the human CDK12-cyclin K complex bound to AMPPNP
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I02 |
Synchrotron site | Diamond |
Beamline | I02 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2014-02-07 |
Detector | DECTRIS PILATUS 6M |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 69.843, 138.791, 71.888 |
Unit cell angles | 90.00, 104.99, 90.00 |
Refinement procedure
Resolution | 30.529 - 3.150 |
R-factor | 0.2239 |
Rwork | 0.221 |
R-free | 0.27910 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4CJY |
RMSD bond length | 0.004 |
RMSD bond angle | 0.868 |
Data reduction software | xia2 |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | PHENIX ((PHENIX.REFINE)) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 30.530 | 3.370 |
High resolution limit [Å] | 3.150 | 3.150 |
Rmerge | 0.190 | 0.980 |
Number of reflections | 22908 | |
<I/σ(I)> | 6.4 | 1.5 |
Completeness [%] | 99.8 | 99.9 |
Redundancy | 5 | 4.9 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 7 | 0.15M DL-MALIC ACID, 20% PEG3350, pH 7 |