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

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
BEAST phasing