X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN BUFFER CONTAINED 20MM TRIS PH7.5. RESERVOIR CONTAINED 2.5M SODIUM ACETATE, 50MM SODIUM CITRATE PH4.5.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.56 α = 90
b = 90.71 β = 115.69
c = 82.46 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2007-12-16
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
1.3 31.05 98.8 0.09 -- -- 5.6 -- 239044 -- 0.0 9.96
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)
1.3 1.37 98.6 0.4 -- 4.6 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
OTHER 1.3 31.05 -- -- -- 226950 12059 98.71 -- 0.12259 0.12125 0.14784 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 1.3 1.334 -- 892 16687 0.19 0.21 -- 98.27
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.426
Anisotropic B[1][1] -0.77
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.04
Anisotropic B[2][2] 1.12
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.31
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 14.904
r_angle_refined_deg 1.405
r_dihedral_angle_3_deg 12.126
r_rigid_bond_restr 0.988
r_gen_planes_other 0.001
r_gen_planes_refined 0.007
r_bond_refined_d 0.01
r_angle_other_deg 1.272
r_scbond_it 2.589
r_mcbond_it 1.142
r_scangle_it 3.872
r_dihedral_angle_2_deg 34.91
r_mcbond_other 0.332
r_bond_other_d 0.001
r_dihedral_angle_1_deg 5.784
r_chiral_restr 0.088
r_mcangle_it 1.849
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7457
Nucleic Acid Atoms 0
Heterogen Atoms 324
Solvent Atoms 1202

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
MOSFLM data reduction
SCALA data scaling