X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3
Details 0.055M NA2SO4 PH 3.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.83 α = 90
b = 57.83 β = 90
c = 54.84 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2009-02-20
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
1.75 27 97.5 0.09 -- -- 7.8 -- 4948 -- 0.0 23.0
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)
1.75 1.78 80.1 0.7 -- 3.5 5.5 --

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 1.9 20.0 -- -- -- 3704 170 99.67 -- 0.22448 0.22215 0.27816 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 1.9 1.949 -- 15 253 0.295 0.459 -- 98.17
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.943
Anisotropic B[1][1] -2.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.02
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.03
RMS Deviations
Key Refinement Restraint Deviation
r_sphericity_bonded 3.632
r_sphericity_free 8.327
r_rigid_bond_restr 2.234
r_scangle_it 5.705
r_scbond_it 3.681
r_mcangle_it 2.414
r_mcbond_it 1.416
r_gen_planes_refined 0.009
r_chiral_restr 0.131
r_dihedral_angle_3_deg 16.796
r_dihedral_angle_2_deg 38.249
r_dihedral_angle_1_deg 9.789
r_angle_refined_deg 2.272
r_bond_refined_d 0.024
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 359
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 24

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0082 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0082 refinement
MOLREP model building