7QTV

Beryllium fluoride form of the Na+,K+-ATPase (E2-BeFx)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.2288.15Protein sample was mixed in a 1:1 ratio with reservoir solution containing 16.5 % (wt/vol) polyethylene glycol 2000 monomethyl ether (PEG 2000 MME), 10 % (vol/vol) glycerol, 175 mM MgCl2, 150 mM NaCl, 20 mM HEPES/MES pH 6.2 and 2 mM DTT. The crystals were dehydrated overnight at 4C against a 30 % PEG 2000 MME reservoir solution before flash-cooling.
Crystal Properties
Matthews coefficientSolvent content
5.5377.76

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 117.47α = 90
b = 118.08β = 90
c = 494.66γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2015-10-29MSINGLE WAVELENGTH
21x-ray100PIXELDECTRIS PILATUS 2M2015-12-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)1PETRA III, EMBL c/o DESYP14 (MX2)
2SYNCHROTRONSLS BEAMLINE X06DA1SLSX06DA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
14.0529.6799.50.996.426.257347147.73
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
14.054.299.60.2630.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT7d914.0529.671.3539148192868.870.24830.24650.2811188.1761
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms20734
Nucleic Acid Atoms
Solvent Atoms9
Heterogen Atoms274

Software

Software
Software NamePurpose
PHENIXrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
XSCALEdata scaling
PHASERphasing