X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details CRYSTALS GROWN BY VAPOUR DIFFUSION AT 20C USING STREAK SEEDING, WITH 10% PEG8000 AND 0.1M GLYCINE PH 3.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.48 α = 90
b = 76.76 β = 90
c = 104.89 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2002-10-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
1.8 25 97.3 0.05 -- -- 4.9 -- 36075 -- 0.0 19.8
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)
1.8 1.83 97.0 0.22 -- 7.8 -- --

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
OTHER 1.8 25.0 -- 0.0 -- 36043 1443 -- -- -- 0.187 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 1.8 1.82 -- -- -- 0.231 0.237 0.035 --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 0.9
c_scangle_it 3.11
c_scbond_it 2.05
c_bond_d 0.004
c_mcangle_it 2.0
c_mcbond_it 1.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2921
Nucleic Acid Atoms 0
Heterogen Atoms 41
Solvent Atoms 379

Software

Software
Software Name Purpose
CNX refinement version: 2000
DENZO data reduction
SCALEPACK data scaling