6ZF2
Keap1 kelch domain bound to a small molecule inhibitor of the Keap1-Nrf2 protein-protein interaction
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) |
Synchrotron site | PETRA III, EMBL c/o DESY |
Beamline | P13 (MX1) |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2019-03-23 |
Detector | DECTRIS PILATUS 6M |
Wavelength(s) | 0.980201 |
Spacegroup name | P 61 |
Unit cell lengths | 104.044, 104.044, 53.770 |
Unit cell angles | 90.00, 90.00, 120.00 |
Refinement procedure
Resolution | 46.170 - 2.200 |
R-factor | 0.2085 |
Rwork | 0.207 |
R-free | 0.23700 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 5fnu |
RMSD bond length | 0.003 |
RMSD bond angle | 0.667 |
Data reduction software | XDS (v Mar 15, 2019) |
Data scaling software | autoPROC (1.0.5) |
Phasing software | PHASER (1.13-2998) |
Refinement software | PHENIX (1.13-2998) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 46.170 | 2.282 |
High resolution limit [Å] | 2.200 | 2.203 |
Rmerge | 0.056 | 0.451 |
Rmeas | 0.070 | 0.560 |
Rpim | 0.041 | 0.328 |
Number of reflections | 15811 | 1624 |
<I/σ(I)> | 11.82 | 2.1 |
Completeness [%] | 92.7 | 95.75 |
Redundancy | 2.6 | 2.6 |
CC(1/2) | 0.996 | 0.861 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 293 | 0.5 M Ammonium sulfate, 0.1 M Sodium citrate tribasic dihydrate pH 5.6 and 1.0 M Lithium sulfate monohydrate |