X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 30% MPD, 0.1 M SODIUM CACODYLATE PH 6.5, 0.2 M MAGNESIUM ACETATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 146.63 α = 90
b = 146.63 β = 90
c = 144.8 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2011-04-02
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 -- ESRF ID23-2

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
2.3 70 100.0 0.13 -- -- 11.3 -- 26728 -- 1.0 --
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)
2.3 2.34 100.0 0.75 -- 3.2 11.0 --

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 2.3 95.47 -- -- -- 25311 1343 99.7 -- 0.16553 0.16265 0.21861 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 2.3 2.359 -- 103 1762 0.216 0.307 -- 99.63
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.698
Anisotropic B[1][1] -0.03
Anisotropic B[1][2] -0.02
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.05
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.863
r_dihedral_angle_3_deg 17.266
r_bond_refined_d 0.015
r_chiral_restr 0.096
r_dihedral_angle_4_deg 16.833
r_dihedral_angle_1_deg 6.702
r_gen_planes_other 0.001
r_bond_other_d 0.006
r_gen_planes_refined 0.007
r_dihedral_angle_2_deg 37.874
r_angle_other_deg 0.915
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4551
Nucleic Acid Atoms 0
Heterogen Atoms 109
Solvent Atoms 225

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0119
HKL-2000 data reduction
SCALEPACK data scaling
PHASER phasing