4BW5
Crystal structure of human two pore domain potassium ion channel TREK2 (K2P10.1)
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | DIAMOND BEAMLINE I24 |
Synchrotron site | Diamond |
Beamline | I24 |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2012-12-13 |
Detector | DECTRIS PILATUS |
Spacegroup name | P 1 21 1 |
Unit cell lengths | 87.830, 96.960, 103.700 |
Unit cell angles | 90.00, 92.58, 90.00 |
Refinement procedure
Resolution | 39.570 - 3.200 |
R-factor | 0.2377 |
Rwork | 0.237 |
R-free | 0.25400 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | PDB ENTRIES 3UM7 3ukm |
RMSD bond length | 0.009 |
RMSD bond angle | 0.930 |
Data reduction software | XDS |
Data scaling software | Aimless |
Phasing software | PHASER |
Refinement software | BUSTER (2.11.4) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 39.570 | 3.280 |
High resolution limit [Å] | 3.200 | 3.200 |
Rmerge | 0.050 | 1.140 |
Number of reflections | 28707 | |
<I/σ(I)> | 10.7 | 1.1 |
Completeness [%] | 99.4 | 99 |
Redundancy | 3.8 | 3.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | 8 | 277 | 0.001M CADMIUM CHLORIDE, 0.2M POTASSIUM CHLORIDE,31%(V/V) PEG400,0.1M HEPES PH 8.0, 2% (W/V) BENZAMIDINE, TEMPERATURE 277K |