X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.2 M SODIUM ACETATE, 0.1 M SODIUM CACODYLATE PH 6.5, 30 % PEG 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.02 α = 90
b = 58.04 β = 90
c = 97.55 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

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

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
2.2 30 99.7 0.16 -- -- 3.49 -- 12930 -- 0.0 --
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)
2.2 2.26 99.5 0.55 -- 2.26 3.31 --

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 2.2 49.88 -- -- -- 12300 629 99.75 -- 0.18811 0.1845 0.26155 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 2.2 2.257 -- 48 902 0.288 0.383 -- 99.48
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.96
Anisotropic B[1][1] 0.07
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.79
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 1.107
r_angle_refined_deg 1.153
r_dihedral_angle_2_deg 39.932
r_mcangle_it 0.782
r_mcbond_it 0.419
r_bond_refined_d 0.009
r_dihedral_angle_3_deg 15.389
r_dihedral_angle_1_deg 5.835
r_chiral_restr 0.074
r_scangle_it 1.854
r_gen_planes_refined 0.006
r_dihedral_angle_4_deg 6.994
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1974
Nucleic Acid Atoms 0
Heterogen Atoms 36
Solvent Atoms 247

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0070
XDS data reduction
XSCALE data scaling
PHASER phasing