X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 298.0
Details 1.6M Na/K phosphate, 5% isopropanol, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 298.K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.51 α = 90
b = 122.6 β = 108.54
c = 69.46 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 CUSTOM-MADE -- 2000-06-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 1.033 APS 19-ID

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
2.57 48.2 96.5 -- 0.115 -- 2.9 29751 29751 0.0 -3.0 42.1
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)
2.57 2.66 80.0 -- 0.394 2.1 -- --

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 2.57 48.08 -- 0.0 29740 29740 1469 97.1 -- -- 0.288 0.326 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 2.57 2.66 -- -- 1061 0.464 0.525 0.066 74.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 29.3
Anisotropic B[1][1] 6.69
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.24
Anisotropic B[2][2] -4.33
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.36
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 26.9
c_bond_d 0.007
c_angle_deg 1.6
c_improper_angle_d 0.98
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.54
Luzzati Sigma A (R-Free Set) 0.55
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6770
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 107

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
EPMR phasing
CNS refinement version: 1.1