X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details 10% MPD, 40 mM Na Cacodylate, 12 mM Spermine tetra-HCl, 80 mM NaCl, 20 mM MgCl2, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 25.34 α = 90
b = 34.36 β = 101.13
c = 31.09 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 140
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 Curved Si (111) 2001-04-06
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.37991,1.37791,1.0 ALS 5.0.2

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
1.5 50 98.2 -- 0.096 -- 5.5 47272 47190 0.0 0.0 14.058
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)
1.49 1.54 84.1 0.686 -- -- -- --

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 1.5 50.0 0.0 0.0 8520 8520 682 98.0 -- -- 0.169 0.202 Random 8%
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -0.399
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.784
Anisotropic B[2][2] -0.007
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.406
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.00893
c_angle_deg 1.56
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 505
Heterogen Atoms 2
Solvent Atoms 82

Software

Software
Software Name Purpose
CNS refinement
DENZO data reduction
SCALEPACK data scaling
CNS phasing