X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 3
Details 1.6 M AMMONIUM SULFATE, 40 % TREHALOSE, pH 3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.81 α = 90
b = 41.81 β = 90
c = 171.04 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
1.7 30 99.9 0.06 -- -- 5.7 -- 36831 -- 0.0 18.46
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 99.7 0.43 -- 1.8 5.6 --

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 27.631 -- 2.02 -- 36764 1835 99.95 -- 0.1765 0.1741 0.2116 --
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 1.7001 1.7461 -- 121 2720 0.2577 0.2876 -- 100.0
X Ray Diffraction 1.7461 1.7974 -- 142 2671 0.2282 0.3105 -- 100.0
X Ray Diffraction 1.7974 1.8554 -- 145 2649 0.2112 0.2616 -- 100.0
X Ray Diffraction 1.8554 1.9217 -- 146 2695 0.193 0.2746 -- 100.0
X Ray Diffraction 1.9217 1.9987 -- 153 2724 0.1773 0.2397 -- 100.0
X Ray Diffraction 1.9987 2.0896 -- 141 2701 0.1666 0.2185 -- 100.0
X Ray Diffraction 2.0896 2.1997 -- 128 2694 0.1659 0.2329 -- 100.0
X Ray Diffraction 2.1997 2.3375 -- 139 2670 0.1783 0.2261 -- 100.0
X Ray Diffraction 2.3375 2.5178 -- 130 2681 0.1888 0.2624 -- 100.0
X Ray Diffraction 2.5178 2.771 -- 134 2706 0.1821 0.2855 -- 100.0
X Ray Diffraction 2.771 3.1715 -- 148 2676 0.1767 0.2072 -- 100.0
X Ray Diffraction 3.1715 3.9938 -- 163 2657 0.1534 0.1964 -- 100.0
X Ray Diffraction 3.9938 27.6346 -- 145 2685 0.1553 0.1666 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.55
Anisotropic B[1][1] -0.0792
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.0792
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.1583
RMS Deviations
Key Refinement Restraint Deviation
f_bond_d 0.006
f_chiral_restr 0.084
f_plane_restr 0.005
f_dihedral_angle_d 13.833
f_angle_d 1.135
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3150
Nucleic Acid Atoms 0
Heterogen Atoms 16
Solvent Atoms 365

Software

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