X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 292.0
Details 3.2 M ammonium sulfate, 0.1 M imidazole pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 94.68 α = 90
b = 116.62 β = 90
c = 37.98 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2011-07-27
Diffraction Radiation
Monochromator Protocol
Si - 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.1 0.918 BESSY 14.1

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 25 99.8 0.036 -- -- -- -- 14621 -- -- --
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)
2.0 2.11 99.1 0.387 -- -- 4.7 --

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
PDB ENTRY 1DKZ 2.0 25.0 -- -- -- 13869 732 99.6 -- 0.22259 0.2201 0.27075 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 2.0 2.052 -- 48 892 0.255 0.283 -- 97.92
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 41.923
Anisotropic B[1][1] -1.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.58
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.85
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 40.67
r_gen_planes_refined 0.008
r_dihedral_angle_3_deg 18.327
r_dihedral_angle_4_deg 19.186
r_chiral_restr 0.12
r_angle_refined_deg 1.821
r_dihedral_angle_1_deg 6.097
r_bond_refined_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1721
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 36

Software

Software
Software Name Purpose
MAR345 data collection
REFMAC refinement version: with PDBID 1DKZ
XDS data reduction
SCALA data scaling
REFMAC phasing version: with PDBID 1DKZ