X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.8
Details pH 6.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.55 α = 90
b = 86.46 β = 90
c = 62.11 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- MIRROR + MONO POINT FOCUSSING 1994
Diffraction Radiation
Monochromator Protocol
SI(111) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 -- CHESS A1

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
-- -- 75.4 0.093 -- -- 4.3 -- 116923 -- -- --
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)
0.94 1.01 30.4 0.15 -- -- -- --

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
-- 0.94 8.0 -- -- 116712 -- 1167 75.0 -- 0.127 -- 0.154 --
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.06
Luzzati Sigma A (Observed) 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1809
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 323

Software

Software
Software Name Purpose
SHELXL-97 model building
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling
SHELXL-97 phasing