X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 277.0
Details 2-Methyl-2,4-Pentanediol (MPD), potassium phosphate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 107.03 α = 90
b = 75.46 β = 90
c = 51.1 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU Mirrors 1998-10-29
Diffraction Radiation
Monochromator Protocol
Graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.5418 -- --

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 -- 0.082 0.057 -- 10.8627 -- 28764 2.0 2.0 --
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)
2.0 2.02 99.3 0.42 0.354 3.3023 -- 706

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 2.0 10.0 2.0 2.0 -- 25912 1645 100.0 -- -- 0.192 -- 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 2.0 2.09 2712 -- -- 0.1921 -- -- --
X Ray Diffraction 2.09 2.2 2956 -- -- 0.1871 -- -- --
X Ray Diffraction 2.2 2.34 3141 -- -- 0.1821 -- -- --
X Ray Diffraction 2.34 2.51 3217 -- -- 0.1775 -- -- --
X Ray Diffraction 2.51 2.76 3334 -- -- 0.1728 -- -- --
X Ray Diffraction 2.76 3.15 3403 -- -- 0.1683 -- -- --
X Ray Diffraction 3.15 3.93 3506 -- -- 0.166 -- -- --
X Ray Diffraction 3.93 10.0 3643 -- -- 0.1762 -- -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
RMS Deviations
Key Refinement Restraint Deviation
o_bond_d 0.007
c_angle_d 1.32
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2406
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 599

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement
SCALEPACK data scaling
X-PLOR phasing