3N23

Crystal structure of the high affinity complex between ouabain and the E2P form of the sodium-potassium pump


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.229216% PEG 2000 MME, 10% glycerol, 0.2M magnesium chloride, 100mM MES, 1.5mM N-decanoylsucrose, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Crystal Properties
Matthews coefficientSolvent content
5.9279.24

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 117.16α = 90
b = 118.93β = 90
c = 494.1γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2009-11-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID290.976ESRFID29

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)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
14.65099.80.13310.858.5393593935922190
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
14.64.899.90.9442.068.34646

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT4.639.5541.993926139261197299.780.2730.2730.2720.302random277.661
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]
108.73516.747-60.135
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.299
f_angle_d0.895
f_chiral_restr0.055
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms20188
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms84

Software

Software
Software NamePurpose
XSCALEdata scaling
PHASERphasing
CNSrefinement
PHENIXrefinement
PDB_EXTRACTdata extraction
MxCuBEdata collection
XDSdata reduction