X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 30% PEG 8000, 0.2 M AMMONIUM SULPHATE, 0.1 M SODIUM CACODYLATE BUFFER PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.88 α = 103.39
b = 84.78 β = 99.63
c = 91.55 γ = 108.62
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD MIRRORS 2009-05-16
Diffraction Radiation
Monochromator Protocol
SI (111) 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
2.9 50 99.2 0.17 -- -- 3.0 -- 38664 -- -3.0 37.8
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)
2.9 2.95 98.0 0.45 -- 2.9 2.9 --

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 2.9 44.2 -- -- -- 36735 1926 98.92 -- 0.23507 0.23306 0.27273 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 2.899 2.974 -- 142 2541 0.301 0.364 -- 93.75
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.765
Anisotropic B[1][1] 0.97
Anisotropic B[1][2] 0.11
Anisotropic B[1][3] -0.34
Anisotropic B[2][2] -0.25
Anisotropic B[2][3] -0.09
Anisotropic B[3][3] -0.81
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 0.986
r_mcbond_it 0.705
r_gen_planes_other 0.001
r_bond_refined_d 0.008
r_angle_other_deg 0.904
r_mcbond_other 0.131
r_angle_refined_deg 1.124
r_mcangle_it 1.306
r_gen_planes_refined 0.004
r_dihedral_angle_3_deg 15.165
r_dihedral_angle_2_deg 31.702
r_dihedral_angle_4_deg 16.829
r_bond_other_d 0.003
r_dihedral_angle_1_deg 6.324
r_chiral_restr 0.087
r_scangle_it 1.701
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13207
Nucleic Acid Atoms 0
Heterogen Atoms 140
Solvent Atoms 117

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
DENZO data reduction
SCALEPACK data scaling
PHASER phasing