X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Small Tubes
pH 6.7
Temperature 298.0
Details ammonium sulphate, ammonium phosphate, pH 6.7, SMALL TUBES, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.36 α = 90
b = 84.32 β = 99.43
c = 54 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1999-10-25
Diffraction Radiation
Monochromator Protocol
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --

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
2 29 -- 0.055 -- -- 3.2 37227 37227 1.0 1.0 24.5
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)
2.0 -- 93.8 0.104 -- -- 2.9 --

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
Dfifferece Fourier 2.0 29.0 2.0 2.0 37227 37192 1860 -- -- -- 0.181 0.223 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 27.25
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.18
p_bond_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4391
Nucleic Acid Atoms 0
Heterogen Atoms 172
Solvent Atoms 246

Software

Software
Software Name Purpose
Difference model building version: fourier
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
DIFFERENCE phasing version: FOURIER