X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details 0.1M HEPES, 0.8M Sodium citrate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 93.04 α = 90
b = 61.03 β = 102.99
c = 118.4 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU JUPITER 210 -- 2007-11-21
Diffraction Radiation
Monochromator Protocol
FIXED EXIT SI 111 DOUBLE CRYSTAL MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL38B1 1.00000 SPring-8 BL38B1

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
2.25 50 95.6 0.072 -- -- 3.5 30947 29605 -- -- --
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)
2.25 2.33 -- 0.275 -- -- 3.1 2711

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 2.25 45.3 -- -- 30947 28608 1407 92.4 -- -- 0.228 0.277 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.25 2.39 3905 214 -- 0.274 0.324 0.022 --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.26
Luzzati Resolution Cutoff (Low) 5.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4098
Nucleic Acid Atoms 0
Heterogen Atoms 75
Solvent Atoms 97

Software

Software
Software Name Purpose
HKL-2000 data collection
CNS refinement
HKL-2000 data reduction
HKL-2000 data scaling
CNS phasing