X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 284.0
Details PEG 3350, Hepes, Magnesium Chloride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 284K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 87.38 α = 90
b = 87.38 β = 90
c = 95.94 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
CCD MARRESEARCH -- 2000-10-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.0 APS 17-ID

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
2.1 20 99.9 0.061 0.097 -- 10.3 25206 25181 0.0 -3.0 42.0
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)
2.1 2.23 100.0 0.398 0.0486 1.9 10.5 4136

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 2.1 20.0 -- 0.0 25161 23604 1180 93.8 -- 0.21 0.195 0.266 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 2.1 2.2 2642 157 2642 0.309 0.432 -- 67.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Restrained
Mean Isotropic B 40.3
Anisotropic B[1][1] 1.431
Anisotropic B[1][2] -2.278
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.431
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.862
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.012
c_angle_deg 1.59
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2310
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 250

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement
MAR data reduction
XENGEN data scaling