2OGX

The crystal structure of the molybdenum storage protein from Azotobacter vinelandii loaded with polyoxotungstates (WSto)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52910.05M MOPS, 0.05M sodium chloride, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.7867.49

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 114.4α = 90
b = 114.4β = 90
c = 233.7γ = 120
Symmetry
Space GroupP 63 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDmirrors2005-04-24MSINGLE WAVELENGTH
21x-rayCCDMARMOSAIC 225 mm CCDmirrors2005-04-24MMAD
1,21
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.9787SLSX10SA
2SYNCHROTRONSLS BEAMLINE X10SA0.98SLSX10SA

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
1,21.61095.46.510.33.1107052107052
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)
1,282.95.1522.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)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 DIFFRACTIONMADTHROUGHOUT1.610107052107052568295.720.174140.174140.172950.19645RANDOM25.94
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]
0.780.390.78-1.17
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.749
r_dihedral_angle_4_deg16.743
r_dihedral_angle_3_deg14.523
r_dihedral_angle_1_deg5.986
r_scangle_it4.699
r_scbond_it3.063
r_mcangle_it2.028
r_angle_refined_deg1.91
r_mcbond_it1.292
r_metal_ion_refined0.37
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.749
r_dihedral_angle_4_deg16.743
r_dihedral_angle_3_deg14.523
r_dihedral_angle_1_deg5.986
r_scangle_it4.699
r_scbond_it3.063
r_mcangle_it2.028
r_angle_refined_deg1.91
r_mcbond_it1.292
r_metal_ion_refined0.37
r_nbtor_refined0.323
r_symmetry_vdw_refined0.232
r_nbd_refined0.226
r_xyhbond_nbd_refined0.166
r_symmetry_hbond_refined0.141
r_chiral_restr0.127
r_bond_refined_d0.018
r_gen_planes_refined0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3812
Nucleic Acid Atoms
Solvent Atoms391
Heterogen Atoms70

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data collection
XDSdata reduction
XDSdata scaling
SHELXDphasing