X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 9.2
Temperature 291.0
Details potassium phosphate, benzamidine HCl, B-Octyl glucoside, sodium chloride, pH 9.2, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 117.26 α = 90
b = 117.26 β = 90
c = 295.92 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH vertically focussing Rh coated Si mirror 1999-11-23
IMAGE PLATE MARRESEARCH vertically focussing Rh coated Si mirror 1999-08-29
Diffraction Radiation
Monochromator Protocol
triangular single crystal Si monochromator SINGLE WAVELENGTH
triangular single crystal Si monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6

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
2.8 42 99.5 0.09 -- -- 3.7 -- 18970 0.0 -5.0 47.0
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)
2.8 2.87 94.7 0.61 -- 1.3 2.9 --

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 3.0 42.0 -- 2.0 16042 15220 770 -- -- -- 0.243 0.256 equivalent hkl's as for 1KZU
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 3.0 3.19 2324 110 -- 0.336 0.376 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 46.4
Coordinate Error
Parameter Value
Luzzati Sigma A (Observed) 0.36
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2001
Nucleic Acid Atoms 0
Heterogen Atoms 780
Solvent Atoms 42

Software

Software
Software Name Purpose
AMoRE phasing
RESTRAIN refinement
MOSFLM data reduction
CCP4 data scaling version: (TRUNCATE)