X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 69.53 α = 90
b = 69.53 β = 90
c = 70.54 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE FUJI -- 1995-05-04
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A -- NSLS X4A

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 30 86.4 0.069 -- -- 10.1 -- 27529 -- 1.0 --

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
-- 1.6 10.0 -- 3.0 -- 21495 -- -- -- -- -- -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.2
RMS Deviations
Key Refinement Restraint Deviation
p_staggered_tor 16.3
p_xyhbond_nbd 0.332
p_scangle_it 7.812
p_singtor_nbd 0.194
p_mcbond_it 2.169
p_chiral_restr 0.198
p_planar_tor 2.8
p_angle_d 0.048
p_planar_d 0.058
p_scbond_it 5.298
p_mcangle_it 3.045
p_transverse_tor 36.2
p_plane_restr 0.016
p_bond_d 0.016
p_multtor_nbd 0.263
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1264
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 303

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
PROFFT refinement