X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION ? 287 Purified RNA was incubated at room temperature for 30 minutes in 25 mM Tris-HCl, pH 8.0, 50 mM potassium chloride, 10 mM magnesium chloride, 0.5 mM adenosylcobalamin prior to crystallization in 50 mM sodium cacodylate, 15% (v/v) PEG 400, 0.2 mM cobalt hexamine, 80 mM magnesium acetate, 1 mM spermine between pH 6.0 to pH 6.5 at 14C by vapor diffusion in a hanging drop format
Unit Cell:
a: 118.282 Å b: 118.282 Å c: 261.547 Å α: 90.00° β: 90.00° γ: 120.00°
Symmetry:
Space Group: P 65 2 2
Crystal Properties:
Matthew's Coefficient: 5.51 Solvent Content: 77.69
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION MIRAS FREE R-VALUE 3.25 39.21 15338 785 86.3 ? 0.279 129.1
Data Collection
Overall
Resolution Limit (High) Resolution Limit (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
3.253 39.213 92.8 0.16 ? 18.2 47 ? 15338 ? ? ?
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 3.28 3.46 43.8 ? ? ? 54 ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100 K ?
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
Software
Software Name Purpose Version
REFMAC refinement 5.8.0258
XDS data reduction .
Aimless data scaling .
SHARP phasing .
Coot model building .