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4BW5

Crystal structure of human two pore domain potassium ion channel TREK2 (K2P10.1)

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsDIAMOND BEAMLINE I24
Synchrotron siteDiamond
BeamlineI24
Temperature [K]100
Detector technologyPIXEL
Collection date2012-12-13
DetectorDECTRIS PILATUS
Spacegroup nameP 1 21 1
Unit cell lengths87.830, 96.960, 103.700
Unit cell angles90.00, 92.58, 90.00
Refinement procedure
Resolution39.570 - 3.200
R-factor0.2377
Rwork0.237
R-free0.25400
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)PDB ENTRIES 3UM7 3ukm
RMSD bond length0.009
RMSD bond angle0.930
Data reduction softwareXDS
Data scaling softwareAimless
Phasing softwarePHASER
Refinement softwareBUSTER (2.11.4)
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]39.5703.280
High resolution limit [Å]3.2003.200
Rmerge0.0501.140
Number of reflections28707
<I/σ(I)>10.71.1
Completeness [%]99.499
Redundancy3.83.7
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
182770.001M CADMIUM CHLORIDE, 0.2M POTASSIUM CHLORIDE,31%(V/V) PEG400,0.1M HEPES PH 8.0, 2% (W/V) BENZAMIDINE, TEMPERATURE 277K

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