X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 10MM NAOAC, 50MM NACL, 2-9% PEG12000,25% PEG400, 50MM HEPES, PH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.5 α = 90
b = 90.09 β = 90
c = 100.16 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD APS FOCUSING MIRRORS 2002-04-15
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SI SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
2.28 45 100.0 0.112 -- -- 12.2 -- 20251 -- -- 45.806
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)
2.28 2.37 100.0 0.733 -- -- 7.0 --

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 2.28 45.0 -- -- -- 20251 989 99.95 -- 0.198 0.196 0.252 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.2
Anisotropic B[1][1] 1.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.76
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3187
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 137

Software

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