X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 10% PEG 3350, 3% ISOPROPANAL, HEPES PH7.5, pH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 81.57 α = 90
b = 81.57 β = 90
c = 150.1 γ = 120
Symmetry
Space Group P 32

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MX-300 -- 2010-03-03
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 21-ID-G -- APS 21-ID-G

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.45 50 99.0 0.06 -- -- 5.9 -- 38814 -- 2.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.45 2.49 99.0 0.5 -- 3.6 5.9 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.45 70.71 -- -- -- 38814 2054 99.78 -- 0.18814 0.18619 0.22496 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.452 2.516 -- 163 2861 0.237 0.274 -- 99.31
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.288
Anisotropic B[1][1] 2.16
Anisotropic B[1][2] 1.08
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.16
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.24
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 13.677
r_angle_refined_deg 0.964
r_bond_other_d 0.001
r_mcbond_it 0.208
r_gen_planes_other 0.001
r_mcangle_it 0.395
r_gen_planes_refined 0.003
r_chiral_restr 0.053
r_dihedral_angle_3_deg 13.883
r_scbond_it 0.574
r_angle_other_deg 0.801
r_bond_refined_d 0.006
r_mcbond_other 0.032
r_dihedral_angle_2_deg 37.066
r_scangle_it 0.952
r_dihedral_angle_1_deg 5.253
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8345
Nucleic Acid Atoms 0
Heterogen Atoms 123
Solvent Atoms 133

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0053
HKL data reduction
HKL data scaling
PHASER phasing