X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 6% PEG 3,350; 50MM TRIS; 0.1 M LI2SO4;2.2 MM BME; 2.2 MM NAN3; 10% DMSO, pH 7.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.23 α = 90
b = 74.94 β = 93.87
c = 62.38 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE -- MIRRORS --
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 -- -- --

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
1.9 28 83.3 0.072 -- -- -- -- 28517 -- -- --

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
MR 1.9 5.0 -- 2.0 -- 26936 -- 83.3 -- 0.206 0.206 0.271 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.92
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3530
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 235

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.851 Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
X-PLOR version: 3.851 model building
SCALEPACK data reduction
DENZO data collection