X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 110.3 α = 90
b = 110.3 β = 90
c = 78.2 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1996-05
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- -- -- --

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
1.9 20 99.7 0.05 -- -- 6.0 -- 41190 -- 3.0 --
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)
1.9 1.95 99.2 0.244 -- 4.0 3.0 --

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 REPL. 1.9 15.0 -- 1.0 -- 360600 -- -- -- -- 0.176 0.22 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.0
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 22.5
p_staggered_tor 19.4
p_xyhbond_nbd 0.187
p_multtor_nbd 0.255
p_bond_d 0.014
p_angle_d 0.031
p_planar_d 0.034
p_mcbond_it 1.927
p_mcangle_it 4.664
p_scbond_it 5.166
p_scangle_it 5.37
p_chiral_restr 0.142
p_singtor_nbd 0.173
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4137
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 250

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building