X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 28 % (W/V) PEG 8000, 200 MM SODIUM ACETATE, 100 HEPES PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 29.24 α = 91.69
b = 29.39 β = 101.26
c = 38.7 γ = 118.62
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS --
CCD ADSC CCD MIRRORS 2008-07-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 -- ESRF ID29
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
1.75 25.57 98.4 0.06 -- -- 6.8 -- 10938 -- 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)
1.75 1.84 97.6 0.3 -- 9.7 6.9 --

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 1.75 37.58 -- -- -- 10368 521 98.35 -- 0.26915 0.26707 0.31157 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 1.75 1.795 -- 38 741 0.35 0.366 -- 97.74
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.512
Anisotropic B[1][1] 0.45
Anisotropic B[1][2] -0.72
Anisotropic B[1][3] 0.28
Anisotropic B[2][2] -0.3
Anisotropic B[2][3] -0.36
Anisotropic B[3][3] -0.75
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.074
r_angle_other_deg 0.96
r_gen_planes_refined 0.005
r_angle_refined_deg 1.536
r_bond_refined_d 0.014
r_dihedral_angle_3_deg 16.998
r_dihedral_angle_4_deg 5.862
r_scbond_it 1.784
r_mcangle_it 1.542
r_bond_other_d 0.001
r_mcbond_other 0.206
r_dihedral_angle_1_deg 6.296
r_dihedral_angle_2_deg 46.968
r_gen_planes_other 0.001
r_mcbond_it 0.901
r_scangle_it 3.168
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 906
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 15

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0035
MOSFLM data reduction
SCALA data scaling
PHASER phasing