X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details sodium phosphate, Sodium Chloride, zinc chloride, ammonium acetate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 37.7 α = 96.8
b = 39.2 β = 103.9
c = 53.2 γ = 91.4
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II mirrors 2001-08-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 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
2.1 40 95.0 -- 0.044 -- 3.3 16335 16335 0.0 0.0 18.3
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)
2.1 2.18 92.7 -- 0.17 7.0 -- 1591

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 2.1 25.61 -- 0.0 17113 16016 1603 93.6 0.187 0.187 0.187 0.24 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 2.1 2.23 -- 278 2266 0.202 0.273 0.016 89.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.9
Anisotropic B[1][1] 5.79
Anisotropic B[1][2] -2.78
Anisotropic B[1][3] 1.49
Anisotropic B[2][2] -0.73
Anisotropic B[2][3] -0.43
Anisotropic B[3][3] -5.06
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_angle_deg 1.5
c_scangle_it 3.71
c_dihedral_angle_d 22.8
c_improper_angle_d 0.93
c_mcangle_it 2.19
c_mcbond_it 1.49
c_scbond_it 2.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 0.13
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.29
Luzzati Sigma A (R-Free Set) 0.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2116
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 224

Software

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