X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details 35% PEG 4000, 0.1M MES PH6.5, TEMPERATURE 277 KELVIN, pH 6.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.75 α = 82.72
b = 61.99 β = 73.74
c = 72.8 γ = 87.44
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC TOROIDAL MIRROR 2001-08-08
Diffraction Radiation
Monochromator Protocol
DIAMOND (111) CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.25 28.63 92.7 0.04 -- -- 1.8 -- 246621 -- -- --
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)
1.25 1.28 78.7 0.098 -- 3.6 1.8 --

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
DIRECT METHODS 1.25 29.49 -- -- -- 240495 6123 92.67 -- 0.13358 0.13315 0.15036 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 8.172
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8210
Nucleic Acid Atoms 0
Heterogen Atoms 42
Solvent Atoms 2264

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
ACORN Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
ACORN model building
REFMAC refinement