X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details IMIDAZOLE/MALATE 0.2M AMMONIUM SULFATE 0.1M PH7.0, POLY ETHYLENE GLYCOL 16%, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 174.53 α = 90
b = 174.53 β = 90
c = 97.92 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD MIRROR 2002-12-15
Diffraction Radiation
Monochromator Protocol
DIAMOND (111), GE(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
2.8 29.88 99.0 0.105 -- -- 4.8 -- 27329 -- -- 66.8
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)
2.8 2.98 96.0 0.381 -- 1.8 4.7 --

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 2.8 29.91 -- 0.0 -- 27305 110 99.7 -- 0.207 0.207 0.238 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 2.8 2.98 -- 2 4497 0.34 0.089 0.063 98.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 35.6
Anisotropic B[1][1] -3.93
Anisotropic B[1][2] 3.73
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.93
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.85
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 22.5
c_scangle_it 2.55
c_scbond_it 1.57
c_mcangle_it 1.93
c_mcbond_it 1.11
c_bond_d 0.008
c_improper_angle_d 1.31
c_angle_deg 1.8
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.35
Luzzati Sigma A (Observed) 0.57
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.39
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7080
Nucleic Acid Atoms 0
Heterogen Atoms 144
Solvent Atoms 199

Software

Software
Software Name Purpose
CNS refinement version: 1.0
MOSFLM data reduction
SCALA data scaling
AMoRE phasing