X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.8
Temperature 277.0
Details PROTEIN WAS CRYSTALLISED FROM 40 % PEG200, 100 MM MES, PH 5.8 AT 4 DEGREES C, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 113 α = 90
b = 113 β = 90
c = 136.9 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 273
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 1995-04-30
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID09 -- ESRF ID09

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
2.8 20.2 84.5 -- 0.148 -- 4.2 -- 21492 -- 0.0 --
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)
2.8 3.0 61.3 -- 0.25 -- -- --

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 REPLACEMENT 2.8 20.0 -- 0.0 -- 21490 1032 84.5 -- 0.207 -- 0.268 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4152
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 144

Software

Software
Software Name Purpose
LAUEVIEW data collection
LAUEVIEW data reduction
REFMAC refinement
LAUEVIEW data scaling