5CKA

Human beta-2 microglobulin double mutant W60G-N83V


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP62930.1 M MES, 21% w/v PEG 4000, 15% glycerol, 0.2 M ammonium acetate
Crystal Properties
Matthews coefficientSolvent content
2.1242.11

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 76.98α = 90
b = 28.91β = 128.57
c = 57.32γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110PIXELDECTRIS PILATUS 6M2014-03-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID290.99ESRFID29

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
11.725.7596.70.0512.43.510677
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)
11.71.7997.10.253.7

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 REPLACEMENTFREE R-VALUE2z9t1.725.751.3410671106896.280.18130.17630.2263
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.284
f_angle_d1.38
f_chiral_restr0.068
f_bond_d0.01
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms819
Nucleic Acid Atoms
Solvent Atoms71
Heterogen Atoms27

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling
MOLREPphasing