X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Temperature 298.0
Details PEG 4000, Tris-HCl, Magnesium chloride, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K, pH 7.40

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 209.97 α = 90
b = 45.27 β = 104.92
c = 64.63 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR -- -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B -- NSLS X12B

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
2.4 21.64 96.7 -- 0.087 -- -- -- 22886 -- -3.0 21.3

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 2.4 21.64 -- 0.0 18671 20810 2076 89.2 -- 0.227 0.227 0.282 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 2.4 2.55 -- 331 2793 0.314 0.363 0.02 81.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 40.0
Anisotropic B[1][1] -16.56
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -4.46
Anisotropic B[2][2] 22.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.32
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 20.9
c_bond_d 0.007
c_angle_deg 1.3
c_improper_angle_d 0.89
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.33
Luzzati Sigma A (Observed) 0.38
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.46
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4098
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 145

Software

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