X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details PROTEIN 5MG/ML, 12 % PEG550, 100 MM POTASSIUM THIOCYANATE, 50 MM MES BUFFER (PH 6.5)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.98 α = 90
b = 146.62 β = 90
c = 146.62 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRRORS 2001-05-15
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.7 50 97.6 0.099 -- -- 6.7 -- 102122 -- -- 22.7
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)
1.7 1.76 90.7 0.45 -- 2.2 6.0 --

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 1.7 50.0 -- -- -- 96935 5007 96.7 -- 0.16701 0.16594 0.18711 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.299
Anisotropic B[1][1] -2.8
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.1
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.91
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5030
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 501

Software

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