X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 293.0
Details 11.5 % PEG 4000, 0.1M ADA pH 6.5, 0.1 M NaCl, 0.1 M Li2SO4, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 171.1 α = 90
b = 209.48 β = 90
c = 438.74 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD -- 2007-12-10
Diffraction Radiation
Monochromator Protocol
Si(111) double crystal MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 23-ID-D 0.97942, 0.9794, 0.9795, 0.9494 APS 23-ID-D

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
4.5 100 87.5 0.126 -- -- 3.4 -- 40160 -- -- --
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)
4.5 4.66 69.1 0.784 -- -- 2.5 3022

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
MAD 4.5 50.0 -- 0.0 -- 38761 2012 85.2 -- -- 0.34 0.363 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 300.466
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.998
c_bond_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 20236
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
SHARP phasing
DM phasing
CNS refinement
PDB_EXTRACT data extraction version: 3.006
MAR345 data collection version: CCD
HKL-2000 data reduction