X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details HANGING DROP OVER 1 ML WELL, 4 + 4 UL DROPS, WELL SOLUTION 10% PEG6K, 5% MPD IN 0.1 M HEPES PH 7.8, TEMPERATURE 4 DEG, 3-4 WEEKS.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.05 α = 90
b = 78.65 β = 90
c = 86.37 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 DOUBLE FOCUSSING 1999-09-15
Diffraction Radiation
Monochromator Protocol
SI SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 -- ALS 5.0.2

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
1.5 43.19 82.8 -- 0.061 -- 4.5 -- 35972 -- -- 17.5
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)
1.5 1.54 46.7 -- 0.135 4.4 2.8 --

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
MOLECULAR REPLACEMENT 1.5 43.187 -- 0.0 -- 35972 1830 82.84 -- -- 0.191 0.236 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.0
RMS Deviations
Key Refinement Restraint Deviation
p_mcbond_it 1.56
p_scbond_it 2.771
p_chiral_restr 0.151
p_singtor_nbd 0.181
p_angle_d 0.018
p_planar_tor 5.086
p_bond_d 0.016
p_multtor_nbd 0.264
p_planar_d 0.026
p_scangle_it 3.902
p_staggered_tor 14.529
p_xyhbond_nbd 0.093
p_mcangle_it 2.268
p_transverse_tor 27.015
p_plane_restr 0.026
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1861
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 494

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
SCALA data scaling
EPMR phasing