X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.8
Temperature 293.0
Details PEG 8000, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 182.41 α = 90
b = 59.72 β = 94.52
c = 67.18 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate Premirror, Bent mirror 2000-08-10
Diffraction Radiation
Monochromator Protocol
Triangular monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
1.7 31 97.7 -- 0.048 -- 3.05 -- 77570 -3.0 -3.0 --
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)
1.7 1.8 94.2 -- 0.123 2.5 -- --

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
MOLECULAR REPLACEMENT 1.7 20.0 -- 0.0 73596 73596 3938 97.7 0.1547 0.1547 0.15295 0.18774 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 1.7 1.8 -- -- -- -- -- -- 94.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.909
Anisotropic B[1][1] -0.73
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.05
Anisotropic B[2][2] 1.21
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.47
RMS Deviations
Key Refinement Restraint Deviation
r_xyhbond_nbd_refined 0.147
r_dihedral_angle_3_deg 17.513
r_bond_refined_d 0.029
r_scbond_it 3.369
r_scangle_it 5.336
r_angle_refined_deg 2.293
r_mcangle_it 2.079
r_gen_planes_refined 0.01
r_chiral_restr 0.179
r_symmetry_vdw_refined 0.235
r_dihedral_angle_1_deg 5.292
r_mcbond_it 1.304
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4994
Nucleic Acid Atoms 0
Heterogen Atoms 37
Solvent Atoms 712

Software

Software
Software Name Purpose
CNS refinement
REFMAC refinement version: 5.0
XDS data reduction
XSCALE data scaling
CNS phasing