X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 40% W/V PEG 3350 AND 0.2 M MAGNESIUM FORMATE, pH 7

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.61 α = 90
b = 76.2 β = 90
c = 117.65 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD BENT CYLINDRICAL MIRRORS 2010-02-06
Diffraction Radiation
Monochromator Protocol
SINGLE CRYSTAL SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
1.7 47.43 99.3 0.05 -- -- 4.7 -- 60344 -- 2.0 26.19
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)
1.7 1.79 100.0 0.44 -- 3.5 4.8 --

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 1.7 36.93 -- 0.0 -- 60201 3055 99.22 -- 0.1542 0.1524 0.1862 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 1.7 1.74 -- 219 4192 0.2295 0.233 -- 99.22
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.14
Anisotropic B[1][1] 1.1796
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.3568
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.1772
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 1.12
t_omega_torsion 3.79
t_other_torsion 15.71
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.213
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4174
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 596

Software

Software
Software Name Purpose
BUSTER refinement version: 2.10.0
MOSFLM data reduction
SCALA data scaling
PHASER phasing