X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 0.1 M TRIS HCL BUFFER PH 7.4, 1.6 M AMMONIUM SULFATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 135.54 α = 90
b = 173.25 β = 90
c = 224.94 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 (QUANTUM 315R) ADSC -- 2010-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.95 48.3 99.7 0.08 -- -- 4.5 -- 111473 -- -3.0 63.89
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)
2.95 3.0 99.4 0.53 -- 3.1 4.5 --

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 2.95 48.285 -- 1.36 -- 111450 3344 99.66 -- 0.1879 0.1863 0.2378 --
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 2.95 2.9921 -- 137 4428 0.3279 0.3706 -- 99.0
X Ray Diffraction 2.9921 3.0368 -- 137 4434 0.3245 0.394 -- 99.0
X Ray Diffraction 3.0368 3.0842 -- 138 4470 0.3061 0.3756 -- 99.0
X Ray Diffraction 3.0842 3.1348 -- 136 4402 0.2942 0.3627 -- 99.0
X Ray Diffraction 3.1348 3.1888 -- 138 4456 0.2896 0.3721 -- 99.0
X Ray Diffraction 3.1888 3.2468 -- 138 4456 0.2737 0.3262 -- 99.0
X Ray Diffraction 3.2468 3.3092 -- 138 4477 0.262 0.3264 -- 99.0
X Ray Diffraction 3.3092 3.3768 -- 138 4441 0.2493 0.3 -- 100.0
X Ray Diffraction 3.3768 3.4502 -- 138 4481 0.2331 0.2892 -- 100.0
X Ray Diffraction 3.4502 3.5304 -- 138 4464 0.2199 0.2797 -- 100.0
X Ray Diffraction 3.5304 3.6187 -- 139 4486 0.2014 0.2493 -- 100.0
X Ray Diffraction 3.6187 3.7165 -- 139 4481 0.1943 0.2733 -- 100.0
X Ray Diffraction 3.7165 3.8258 -- 138 4489 0.1826 0.2466 -- 100.0
X Ray Diffraction 3.8258 3.9492 -- 140 4523 0.1688 0.2252 -- 100.0
X Ray Diffraction 3.9492 4.0903 -- 139 4495 0.1585 0.2264 -- 100.0
X Ray Diffraction 4.0903 4.254 -- 140 4515 0.1521 0.1975 -- 100.0
X Ray Diffraction 4.254 4.4475 -- 139 4504 0.1388 0.1875 -- 100.0
X Ray Diffraction 4.4475 4.6818 -- 141 4544 0.1324 0.1851 -- 100.0
X Ray Diffraction 4.6818 4.9748 -- 140 4520 0.131 0.2069 -- 100.0
X Ray Diffraction 4.9748 5.3585 -- 140 4548 0.1432 0.1946 -- 100.0
X Ray Diffraction 5.3585 5.8969 -- 141 4547 0.1431 0.1888 -- 100.0
X Ray Diffraction 5.8969 6.7482 -- 142 4581 0.1587 0.1911 -- 100.0
X Ray Diffraction 6.7482 8.4944 -- 142 4599 0.1563 0.1991 -- 99.0
X Ray Diffraction 8.4944 48.2913 -- 148 4765 0.1872 0.2008 -- 99.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 46.8
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.007
f_chiral_restr 0.085
f_dihedral_angle_d 16.498
f_angle_d 1.368
f_bond_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 16791
Nucleic Acid Atoms 0
Heterogen Atoms 260
Solvent Atoms 835

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
PHENIX (PHENIX.REFINE: 1.8.1_1168) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE: 1.8.1_1168) refinement
MOLREP model building