X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details 75 MM SODIUM ACETATE PH 4.6, 1.0 M SODIUM CHLORIDE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.77 α = 90
b = 78.77 β = 90
c = 37.11 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD FOCUSING MIRROR 2006-05-22
Diffraction Radiation
Monochromator Protocol
DIAMOND SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.37 33 99.9 0.06 -- -- 12.8 -- 25118 -- 4.0 21.9
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)
1.37 1.45 99.9 0.52 -- 3.7 7.7 --

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 1.37 33.57 -- -- -- 23868 1232 99.93 -- 0.14948 0.14734 0.19258 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 1.37 1.406 -- 81 1750 0.209 0.275 -- 99.78
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.81
Anisotropic B[1][1] -0.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.32
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.64
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 5.586
r_bond_refined_d 0.065
r_dihedral_angle_1_deg 6.771
r_scangle_it 7.616
r_dihedral_angle_4_deg 21.122
r_angle_refined_deg 2.182
r_mcbond_it 2.819
r_mcangle_it 3.965
r_gen_planes_refined 0.012
r_chiral_restr 0.145
r_rigid_bond_restr 3.016
r_dihedral_angle_3_deg 14.68
r_dihedral_angle_2_deg 35.001
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 992
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 157

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
XDS data reduction
XSCALE data scaling
MOLREP phasing