X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.6
Temperature 293.0
Details ammonium sulphate, sodium citrate, glycerol, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.34 α = 90
b = 68.34 β = 90
c = 146.36 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2000-02-18
Diffraction Radiation
Monochromator Protocol
-- 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
1.7 20 94.1 0.102 0.079 -- 3.7 -- 36389 0.0 0.0 16.9
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)
1.7 1.84 70.2 0.528 0.375 0.4 2.5 --

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 1.7 20.0 -- 0.0 -- 34825 1564 90.1 0.16 0.16 0.158 0.193 Thin shells of resolution
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.8
RMS Deviations
Key Refinement Restraint Deviation
p_staggered_tor 13.2
p_bond_d 0.016
p_angle_d 0.03
p_multtor_nbd 0.238
p_singtor_nbd 0.178
p_planar_d 0.034
p_mcbond_it 3.225
p_mcangle_it 3.962
p_scbond_it 5.473
p_scangle_it 7.086
p_chiral_restr 0.125
p_transverse_tor 15.5
p_planar_tor 4.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1913
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 232

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building
SCALA data reduction
MOSFLM data collection