X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3
Details 2.3 M AMMONIUM SULFATE, 40 % TREHALOSE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.88 α = 90
b = 41.88 β = 90
c = 170.81 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 DOUBLE CRYSTAL CHANNEL CUT, SI(111), 1M LONG RH COATED TOROIDAL MIRROR FOR VERTICAL AND HORIZONTAL FOCUSING 2011-05-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X6A -- NSLS X6A

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
1.8 27.65 100.0 0.06 -- -- 5.7 -- 31131 -- 0.0 16.27
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)
1.8 1.9 100.0 0.32 -- 2.3 5.7 --

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 1.8 24.869 -- 2.85 -- 31070 1565 99.99 -- 0.1711 0.1684 0.2119 --
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 1.8001 1.8582 -- 146 2666 0.2095 0.2929 -- 100.0
X Ray Diffraction 1.8582 1.9246 -- 135 2710 0.1878 0.2729 -- 100.0
X Ray Diffraction 1.9246 2.0016 -- 139 2708 0.175 0.2306 -- 100.0
X Ray Diffraction 2.0016 2.0926 -- 156 2696 0.1691 0.2605 -- 100.0
X Ray Diffraction 2.0926 2.2029 -- 141 2679 0.169 0.2567 -- 100.0
X Ray Diffraction 2.2029 2.3408 -- 122 2679 0.1672 0.2436 -- 100.0
X Ray Diffraction 2.3408 2.5214 -- 140 2653 0.1759 0.2228 -- 100.0
X Ray Diffraction 2.5214 2.7748 -- 139 2715 0.1669 0.2359 -- 100.0
X Ray Diffraction 2.7748 3.1757 -- 160 2650 0.1663 0.2149 -- 100.0
X Ray Diffraction 3.1757 3.9983 -- 144 2670 0.1571 0.2073 -- 100.0
X Ray Diffraction 3.9983 24.871 -- 143 2679 0.1633 0.176 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.87
Anisotropic B[1][1] 0.2095
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.2095
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.4189
RMS Deviations
Key Refinement Restraint Deviation
f_angle_d 1.133
f_chiral_restr 0.086
f_bond_d 0.006
f_dihedral_angle_d 13.085
f_plane_restr 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3180
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 356

Software

Software
Software Name Purpose
PHENIX refinement version: (PHENIX.REFINE)
MOSFLM data reduction
SCALA data scaling
PHASER phasing