X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 20.0
Details 30% PEG 4000, 100mM Tris-HCl pH 8.5, 0.2M MgCl2, VAPOR DIFFUSION, HANGING DROP, temperature 20K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.88 α = 90
b = 49.88 β = 90
c = 99.33 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 -- -- --

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
1.56 20 99.8 0.057 -- -- 12.0 21042 21042 -- -3.0 28.3
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)
1.56 1.61 98.4 0.394 -- -- 4.9 1708

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
-- 1.56 20.0 -- 0.0 21006 20355 963 96.6 0.21 0.201 0.199 0.226 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 1.56 1.66 -- 149 2929 0.384 0.348 0.029 89.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 25.8
Anisotropic B[1][1] -1.52
Anisotropic B[1][2] 2.27
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.52
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.03
RMS Deviations
Key Refinement Restraint Deviation
o_scbond_it 3.54
o_improper_angle_d 0.68
o_mcangle_it 2.31
o_angle_deg 1.0
o_mcbond_it 1.63
o_bond_d 0.005
o_scangle_it 5.36
o_dihedral_angle_d 17.7
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.14
Luzzati Resolution Cutoff (Low) 20.0
Luzzati ESD (R-Free Set) 0.22
Luzzati Sigma A (R-Free Set) 0.14
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1191
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 195

Software

Software
Software Name Purpose
CNS refinement
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
CNS phasing