X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 303.0
Details 100 mM magnesium acetate, 200 mM potassium chloride, 50 mM lithium chloride, 50 mM HEPES sodium, pH 7.0, 4% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 303K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.17 α = 90
b = 95.16 β = 90
c = 224.2 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 QUANTUM 315 -- 2011-07-08
Diffraction Radiation
Monochromator Protocol
single crystal Si(220) side bounce SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-E 0.9795 APS 24-ID-E

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
3.5 47.45 97.6 0.12 -- -- 3.4 -- 22159 -- -- --
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)
3.5 3.59 95.6 1.56 -- 1.5 3.3 --

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 3.5 47.45 -- -- -- 22159 1183 94.06 -- 0.22794 0.22512 0.2802 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 3.5 3.591 -- 81 1510 0.37 0.376 -- 95.61
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 128.814
Anisotropic B[1][1] 7.17
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.72
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.45
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 2.472
r_chiral_restr 0.171
r_gen_planes_refined 0.011
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 8415
Heterogen Atoms 139
Solvent Atoms 14

Software

Software
Software Name Purpose
PHASER phasing
REFMAC refinement version: 5.6.0117
ADSC data collection
XDS data reduction
XSCALE data scaling