X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 9
Temperature 298.0
Details 2.6M Ammonium Sulfate, 20mM TrisHCl, 1mM EDTA, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 9.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.2 α = 90
b = 91.2 β = 90
c = 45.71 γ = 120
Symmetry
Space Group P 6

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 283
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-10-01
Diffraction Radiation
Monochromator Protocol
-- LAUE
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID09 -- ESRF ID09

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
1.7 29.88 -- -- -- -- -- -- 21924 -- -- 19.6

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 1.9 29.88 -- 0.0 -- 15940 779 92.1 -- 0.053 0.053 0.062 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 1.9 2.02 -- 127 2322 0.113 0.118 0.01 86.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 25.0
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.38
c_scbond_it 2.19
c_mcangle_it 1.75
c_mcbond_it 1.19
c_improper_angle_d 0.77
c_bond_d 0.007
c_angle_deg 1.5
c_dihedral_angle_d 17.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.06
Luzzati Sigma A (Observed) 0.11
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.07
Luzzati Sigma A (R-Free Set) 0.1
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1228
Nucleic Acid Atoms 0
Heterogen Atoms 50
Solvent Atoms 147

Software

Computing
Computing Package Purpose
LAUGEN, PROW, LSCALE Data Reduction (data scaling)
CNS Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement