X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 1.7 M AMMONIUM SULPHATE, 0.1 M HEPES PH 7.0, 10 % DIOXANE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 95.18 α = 90
b = 95.18 β = 90
c = 190.42 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2010-07-19
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
3.25 82.5 99.7 0.08 -- -- 4.7 -- 16327 -- 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)
3.25 3.43 99.4 0.64 -- 2.0 4.0 --

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 3.25 50.0 -- -- -- 15468 823 99.62 -- 0.22378 0.22175 0.2627 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 3.25 3.334 -- 62 1097 0.378 0.382 -- 98.64
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 117.469
Anisotropic B[1][1] 2.42
Anisotropic B[1][2] 2.42
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.42
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -7.86
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 18.317
r_dihedral_angle_2_deg 34.777
r_angle_refined_deg 1.556
r_bond_refined_d 0.009
r_bond_other_d 0.002
r_angle_other_deg 1.745
r_scbond_other 6.793
r_dihedral_angle_1_deg 6.807
r_gen_planes_refined 0.007
r_long_range_B_other 16.783
r_mcbond_it 7.076
r_mcangle_other 10.885
r_long_range_B_refined 16.784
r_dihedral_angle_4_deg 24.207
r_mcangle_it 10.886
r_chiral_restr 0.16
r_gen_planes_other 0.001
r_mcbond_other 7.064
r_scangle_other 10.82
r_scbond_it 6.795
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3770
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
REFMAC refinement version: 5.7.0032
MOSFLM data reduction
SCALA data scaling
PHASER phasing