X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.7
Temperature 296.0
Details 1.7 M potassium phosphate, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 118.39 α = 90
b = 76.33 β = 115.76
c = 97.67 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
CCD MARRESEARCH -- 2000-08-11
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 5ID-B 1.0 APS 5ID-B

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
1.5 20 98.8 0.053 -- -- 3.6 -- 123526 -- -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)
1.5 1.53 90.2 0.269 -- 2.2 -- --

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 1.5 20.0 -- 2.0 123526 111219 2217 -- -- -- 0.189 0.212 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 1.5 1.55 7843 176 -- 0.188 0.222 -- --
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -1.823
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.477
Anisotropic B[2][2] -0.467
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.289
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.62
c_scbond_it 1.934
c_scangle_it 2.867
c_mcbond_it 1.055
c_angle_deg 1.8
c_bond_d 0.014
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.16
Luzzati Sigma A (Observed) -0.049
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.181
Luzzati Sigma A (R-Free Set) -0.0059
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5578
Nucleic Acid Atoms 0
Heterogen Atoms 38
Solvent Atoms 519

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
DENZO data collection
SCALEPACK data reduction
CNS refinement
CNS model building