X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details SODIUM CITRATE PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.99 α = 90
b = 92.99 β = 90
c = 334.83 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2000-12-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F2 -- CHESS F2

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
3.25 25 98.0 0.143 -- -- 6.2 -- 88082 -- -- --
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)
3.25 3.38 98.6 0.458 -- 2.5 5.0 --

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 3.25 12.0 -- 0.0 -- 13374 391 98.09 -- 0.265 0.264 0.32 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 66.611
Anisotropic B[1][1] 5.37
Anisotropic B[1][2] 2.68
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 5.37
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -8.05
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.013
p_angle_d 1.7
p_mcangle_it 2.05
p_mcbond_it 1.35
p_scangle_it 3.31
p_scbond_it 2.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3631
Nucleic Acid Atoms 773
Heterogen Atoms 5
Solvent Atoms 25

Software

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