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 (QUANTUM 210) ADSC 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_plane_restr 0.005
f_chiral_restr 0.084
f_dihedral_angle_d 13.833
f_angle_d 1.135
f_bond_d 0.006
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

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
PHENIX (PHENIX.REFINE) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE) refinement
PHASER model building