X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details pH 6.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 143.9 α = 90
b = 143.9 β = 90
c = 172.8 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 300 mm plate MIRROR 1997-11-08
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, Hamburg BW7B

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 25 98.7 0.058 -- -- 9.1 -- 45840 -- -3.0 28.2
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)
2.0 2.03 95.7 0.292 -- 3.6 2.6 --

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
DIFFERENCE FOURIER 2.0 12.0 -- 0.0 -- 45626 -- 98.7 -- 0.244 -- 0.287 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.0
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.159
p_transverse_tor 29.3
p_scbond_it 8.5
p_planar_d 0.036
p_bond_d 0.015
p_angle_d 0.026
p_staggered_tor 18.0
p_singtor_nbd 0.111
p_scangle_it 10.8
p_multtor_nbd 0.175
p_planar_tor 3.5
p_plane_restr 0.017
p_mcbond_it 6.2
p_mcangle_it 7.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2824
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 180

Software

Software
Software Name Purpose
CCP4 model building
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
CCP4 phasing