X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 295.0
Details 45 PEG 200, 0.1M HEPES, pH 7.5, 8mM sodium, VAPOR DIFFUSION,HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.99 α = 90
b = 118.15 β = 90
c = 145.4 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 4r Flat mirror,single crystal Si(311) bent monochromator 2002-03-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
2.45 47.16 95.0 -- 0.081 -- 2.9 33811 33811 -- -- 46.811
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)
2.45 2.51 77.9 -- 0.66 1.4 2.1 2015

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 2.45 20.0 -- 2.0 33734 33130 1639 93.0 -- -- 0.2027 0.265 --
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 2.45 2.48 -- 30 763 0.3058 0.3676 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 50.9
Anisotropic B[1][1] -9.447
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 6.085
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.362
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.248
c_mcangle_it 2.084
c_scangle_it 2.78
c_scbond_it 1.829
c_angle_deg 1.32
c_bond_d 0.008
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3118
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7136
Nucleic Acid Atoms 0
Heterogen Atoms 227
Solvent Atoms 240

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
RESOLVE model building
SOLVE phasing
CNS refinement
CCP4 data scaling version: (SCALA)
RESOLVE phasing