X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Details 4% MPD, 75MM NH4CL, 200MM KCL, 15MM MAGNESIUM CHLORIDE, MES-KOH PH 6.5,VAPOR DIFFUSION, HANGING DROP AT 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 401.15 α = 90
b = 401.15 β = 90
c = 173.64 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- 2009-04-06
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
3.15 40 99.2 0.17 -- -- 4.0 -- 240081 -- 2.1 --
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)
3.15 3.25 99.5 0.96 -- 2.1 4.1 --

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
ISOMORPHOUS REPLACEMENT 3.15 40.0 -- 0.0 -- 240081 11456 99.3 -- 0.2104 0.2104 0.2473 --
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -1.875
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.875
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.75
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_angle_deg 1.239
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 19239
Nucleic Acid Atoms 32844
Heterogen Atoms 230
Solvent Atoms 0

Software

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