X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.4
Temperature 260.0
Details 1.8 M ammonium sulfate, 2 % PEG400, 0.1 M bis-Tris propane, pH 6.5, resulting pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 260K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.64 α = 90
b = 142.26 β = 90
c = 213.74 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 260
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MARRESEARCH -- 1998-11-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 -- MAX II I711

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
1.85 28.92 85.0 0.052 -- -- -- -- 131071 -- -- 10.1
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)
1.85 1.97 65.1 0.267 -- -- -- 15875

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
-- 1.85 28.92 0.0 0.0 -- 131071 6606 -- -- -- 0.173 0.196 Random
RMS Deviations
Key Refinement Restraint Deviation
c_improper_d 0.76
c_angle_d 1.3
c_dihedrals_d 23.1
c_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11932
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 782

Software

Software
Software Name Purpose
CNS refinement version: 0.9
MAR345 data collection
SCALEPACK data scaling