X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 1.8-2M AMMONIUM FORMATE, 100MM HEPES PH 7.5, 10-15% GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.18 α = 90
b = 89.11 β = 90
c = 177.77 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 180
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD KB-MIRRORS 2008-09-12
Diffraction Radiation
Monochromator Protocol
SI (111) CHANNEL-CUT CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SOLEIL BEAMLINE PROXIMA 1 1.033, 0.979 SOLEIL PROXIMA 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
2.34 34.58 99.0 0.06 -- -- 3.8 -- 57496 -- 0.0 51.072
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)
2.34 2.46 95.4 0.49 -- 2.0 2.8 --

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
SAD 2.34 34.58 -- -- -- 54583 2843 98.86 -- 0.23633 0.23329 0.29391 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 2.337 2.397 -- 186 3736 0.322 0.396 -- 92.61
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 58.164
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.006
r_scbond_it 2.235
r_dihedral_angle_2_deg 34.226
r_mcangle_it 2.137
r_dihedral_angle_1_deg 5.862
r_mcbond_it 1.249
r_bond_refined_d 0.01
r_dihedral_angle_4_deg 17.88
r_chiral_restr 0.081
r_angle_refined_deg 1.273
r_dihedral_angle_3_deg 20.382
r_scangle_it 3.078
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8792
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 188

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0088
XDS data reduction
SCALA data scaling
SOLVE phasing