X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details HANGING DROPS CONTAINING 1:1 RATIO OF 20 MG/ML PROTEIN SOLUTION AND RESERVOIR SOLUTION (12 % TO 25 % PEG 6,000)., pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.04 α = 90
b = 68.3 β = 113.87
c = 41.44 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MULTIWIRE XENTRONICS -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SIEMENS -- -- --

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
1.92 33.33 81.6 0.071 -- -- 4.4 -- 15469 -- 0.0 --
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)
1.92 2.05 35.0 0.16 -- -- 1.7 --

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
MOLECULAR REPLACEMENT 1.92 33.3 -- 0.0 -- 15469 770 77.5 -- 0.147 0.147 0.191 FREER FLAG (CCP4)
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 1.92 1.99 -- 16 346 0.211 0.191 0.047 25.27
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 10.47
Anisotropic B[1][1] -2.226
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.9
Anisotropic B[2][2] 0.122
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.104
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 4.561
c_bond_d 0.006
c_scbond_it 3.12
c_angle_deg 1.48
c_dihedral_angle_d 22.7
c_mcbond_it 1.759
c_improper_angle_d 0.93
c_mcangle_it 2.356
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.17
Luzzati Sigma A (Observed) 0.16
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.22
Luzzati Sigma A (R-Free Set) 0.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2312
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 186

Software

Software
Software Name Purpose
CNS refinement version: 0.9
XENGEN data reduction
XENGEN data scaling
AMoRE phasing