3MWJ

Q28E mutant of HERA N-terminal RecA-like domain, apo form


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.52930.1M Bis-Tris pH 6.5, 28% MPEG 2000, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.5351.46

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.541α = 90
b = 91.541β = 90
c = 108.116γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2010-04-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA1SLSX10SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
11.438.31000.0211520.29070817.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.41.421000.4171.920.51895

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 REPLACEMENTTHROUGHOUT2GXS1.438.2983072435296.470.142950.141140.17618RANDOM23.415
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]
-0.31-0.310.61
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.156
r_dihedral_angle_4_deg21.59
r_sphericity_free17.481
r_sphericity_bonded16.011
r_dihedral_angle_3_deg13.123
r_rigid_bond_restr6.582
r_dihedral_angle_1_deg5.628
r_angle_refined_deg1.723
r_angle_other_deg1.026
r_chiral_restr0.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.156
r_dihedral_angle_4_deg21.59
r_sphericity_free17.481
r_sphericity_bonded16.011
r_dihedral_angle_3_deg13.123
r_rigid_bond_restr6.582
r_dihedral_angle_1_deg5.628
r_angle_refined_deg1.723
r_angle_other_deg1.026
r_chiral_restr0.11
r_bond_refined_d0.018
r_gen_planes_refined0.01
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3140
Nucleic Acid Atoms
Solvent Atoms279
Heterogen Atoms15

Software

Software
Software NamePurpose
PHASERphasing
REFMACrefinement
XDSdata reduction
SCALAdata scaling