X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.5
Temperature 277.0
Details 0.2 M lithium sulfate, 0.1 M sodium acetate, 50 % v/v PEG 400, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 34.26 α = 104.44
b = 34.28 β = 108.92
c = 41.12 γ = 97.42
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL DECTRIS PILATUS 2M -- 2011-10-22
Diffraction Radiation
Monochromator Protocol
Si(111) double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I04-1 0.917285 Diamond I04-1

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
1.85 31.55 75.0 0.119 -- -- 1.9 19685 13243 -- -- --
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)
1.85 1.89 79.1 0.011 -- 1.5 1.9 733

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 1.85 31.55 -- 5.63 19685 12775 676 89.65 -- 0.1769 0.1747 0.2202 --
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 1.8501 1.9929 -- 152 2489 0.1182 0.176 -- 92.0
X Ray Diffraction 1.9929 2.1934 -- 139 2463 0.1277 0.1946 -- 91.0
X Ray Diffraction 2.1934 2.5107 -- 149 2292 0.1592 0.2108 -- 86.0
X Ray Diffraction 2.5107 3.1628 -- 115 2489 0.1964 0.2314 -- 91.0
X Ray Diffraction 3.1628 32.318 -- 121 2366 0.1903 0.2354 -- 87.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.4732
RMS Deviations
Key Refinement Restraint Deviation
f_chiral_restr 0.127
f_dihedral_angle_d 15.347
f_angle_d 1.732
f_plane_restr 0.008
f_bond_d 0.018
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1244
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 44

Software

Software
Software Name Purpose
MOSFLM data reduction
Aimless data scaling version: 0.1.26
PHASER phasing version: 2.5.1
PHENIX refinement version: 1.8_1069
PDB_EXTRACT data extraction version: 3.11
GDA data collection