X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 750 MM TRI-SODIUM CITRATE, 100 MM HEPES PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 220.55 α = 90
b = 392.09 β = 90
c = 279.8 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL (PILATUS 6M) DECTRIS -- 2011-02-17
Diffraction Radiation
Monochromator Protocol
FIXED-EXIT LN2 COOLED DOUBLE CRYSTAL MONOCHROMATOR SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA -- SLS X06SA

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
4.8 49.63 100.0 0.41 -- -- 7.5 -- 59394 -- 0.0 135.76
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)
4.8 4.92 100.0 0.17 -- 1.24 7.82 --

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 4.8 49.63 -- 0.0 -- 59394 1172 99.97 -- 0.1918 0.1906 0.2527 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 4.8 4.92 -- 89 4258 0.2416 0.2754 -- 99.97
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 199.0
Anisotropic B[1][1] 5.8417
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 40.7146
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -46.5563
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.01
t_angle_deg 1.33
t_omega_torsion 2.63
t_other_torsion 25.53
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 1.197
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 31500
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 0

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
BUSTER 2.11.5 Structure Refinement
Software
Software Name Purpose
BUSTER version: 2.11.5 refinement