X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Small Tubes
pH 6.7
Temperature 293.0
Details Ammonium sulphate, ammonium phosphate, pH 6.7, SMALL TUBES, temperature 293K

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 Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- 1999-10-04
IMAGE PLATE RIGAKU RAXIS IIC -- 1999-07-01
Diffraction Radiation
Monochromator Protocol
OSMIC MIRRORS SINGLE WAVELENGTH
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --
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
2.2 14 -- 0.055 -- -- 4.3 28293 28293 1.0 1.0 18.2
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)
2.2 -- 94.2 0.093 -- -- 3.2 --

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
-- 2.2 14.0 2.0 2.0 28293 28293 145 -- -- -- 0.16 0.21 random
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.12
p_bond_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4394
Nucleic Acid Atoms 0
Heterogen Atoms 172
Solvent Atoms 254

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
DIFFERENCE FOURIER Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
difference version: fourier model building