6G73

The dynamic nature of the VDAC1 channels in bilayers: human VDAC1 at 3.3 Angstrom resolution


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5292.225.5% Precipitant mix 4 [precipitant mix 4 consists of 25% (v/v) MPD, 25% (w/v) PEG1000, 25% (w/v) PEG3350], 0.06M NaNO3, 0.08M K2HPO4, 0.1M Buffer System2 [HEPES and MOPS adjusted to pH 7.5]
Crystal Properties
Matthews coefficientSolvent content
3.2161.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 60.22α = 90
b = 83.36β = 90.59
c = 156.93γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray80PIXELDECTRIS PILATUS3 S 6M2017-05-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)0.96600PETRA III, EMBL c/o DESYP13 (MX1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
13.319.9499.50.1610.1760.9986.496.1072352391.497
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
13.33.699.60.7740.8470.8391.966.082

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3emn3.2719.9422261114996.210.23940.23660.2983RANDOM108.801
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]
-61.54-11.61123.66-62.12
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.027
r_dihedral_angle_4_deg24.291
r_dihedral_angle_3_deg17.835
r_dihedral_angle_1_deg6.515
r_angle_refined_deg1.645
r_chiral_restr0.101
r_bond_refined_d0.012
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8640
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms115

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing
PDB_EXTRACTdata extraction