X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.2
Temperature 294.0
Details 0.05 M HEPES, 0.2 M POTASSIUM CHLORIDE, 0.1 M MAGNESIUM CHLORIDE, 16% PEG 3350, 21% sucrose, PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 294.0K, pH 7.20

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 61.6 α = 90
b = 87 β = 115
c = 60.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD MIRRORS 2008-10-01
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CLSI BEAMLINE 08ID-1 0.97 CLSI 08ID-1

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 20 90.3 0.092 0.092 -- 4.7 28061 25327 0.0 0.0 --
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)
2.23 2.29 45.7 0.398 0.398 4.9 2.0 --

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 2.32 20.0 -- 0.0 28061 25327 1748 95.4 0.241 0.241 0.241 0.286 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.0068
c_angle_deg 1.28
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3943
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 133

Software

Software
Software Name Purpose
XDS data scaling
CNS refinement
XDS data reduction
CNS phasing