X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 200 MM AMMONIUM ACETATE, 300 MM SODIUM ACETATE, 50 MM HEPES PH 7.0, 4-7% PEG 6000, 5 MM TCEP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 220.62 α = 90
b = 394.23 β = 90
c = 283.97 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL PSI PILATUS 6M -- 2007-06-19
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA -- SLS X06SA

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
3.4 50 99.9 0.13 -- -- 3.6 -- 328642 -- 3.0 --
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)
3.4 3.52 99.9 0.47 -- 3.0 3.5 --

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 3.4 50.0 -- 0.0 -- 328638 6502 99.9 -- 0.2547 0.2547 0.2876 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -3.318
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -17.586
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 20.904
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008609
c_angle_deg 1.53286
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 31089
Nucleic Acid Atoms 985
Heterogen Atoms 9
Solvent Atoms 0

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
PHASER Structure Solution
CNS 1.2 Structure Refinement
Software
Software Name Purpose
CNS version: 1.2 refinement
PHASER model building