X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.40 M (NH4) H2PO4 (NOT PH ADJUSTED), 6% 1,6-HEXANEDIOL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.48 α = 90
b = 84.52 β = 90
c = 125.75 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RAXIS IV -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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 50 94.4 -- 0.09 -- 3.7 -- 22272 -- 0.0 29.8
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 2.07 93.9 -- 0.21 2.7 3.7 --

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
FOURIER SYNTHESIS 2.0 50.0 -- 0.0 -- 21185 1087 88.4 -- 0.2481 0.2481 0.2898 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 2.07 -- 111 2187 0.298 0.393 -- 91.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.8
Anisotropic B[1][1] -6.875
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.577
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.299
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 2.07
c_angle_deg 1.185
c_bond_d 0.0063
c_scangle_it 3.1
c_mcbond_it 1.36
c_dihedral_angle_d 19.3
c_improper_angle_d 2.95
c_mcangle_it 2.14
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.24
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1646
Nucleic Acid Atoms 437
Heterogen Atoms 0
Solvent Atoms 208

Software

Software
Software Name Purpose
CNS refinement version: 1.1
CrystalClear data reduction
CrystalClear data scaling
CNS phasing