X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 302.0
Details 25% glycerol 1.8 M ammonium sulfate 0.05 M PIPES, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 302K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.37 α = 90
b = 90.37 β = 90
c = 352.86 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-01-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
2.5 38.1 90.7 0.063 -- -- 3.1 30687 27821 2.0 2.0 64.2
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)
2.5 2.61 71.8 0.407 -- -- 2.3 3726

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
-- 2.5 38.1 -- 2.0 30687 27821 1355 90.7 -- -- 0.249 0.28 random
RMS Deviations
Key Refinement Restraint Deviation
o_bond_d 0.019
o_angle_deg 2.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3178
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 93

Software

Software
Software Name Purpose
SHARP phasing
CNS refinement
DENZO data reduction
SCALEPACK data scaling