X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3.67
Details SYNTHETIC MOTHER LIQUOR = 75 % SATURATED AMMONIUM SULFATE, 25 % 1.0 M POTASSIUM ACETATE ADJUSTED TO PH 3.67.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.53 α = 90
b = 59.53 β = 90
c = 179.96 γ = 90
Symmetry
Space Group I 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS-NICOLET X100 -- --
Diffraction Radiation
Monochromator Protocol
-- --
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
-- -- -- 0.08 -- -- 3.2 -- 12118 -- -- --

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
-- 1.92 7.5 -- 2.0 -- 9723 -- 77.5 -- 0.191 0.191 0.236 --
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.92 1.95 -- -- -- -- -- -- 36.9
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 3.0
x_bond_d 0.019
x_dihedral_angle_d 27.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 961
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 76

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement
SADIE data reduction
SAINT data reduction
X-PLOR phasing