X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 4.6 293 Protein solution (CCA2+tRNACC minihelix) in 20 mM Tris pH 7.5, 100 mM NaCl) was mixed 1:0.7:0.4 with well solution (100 mM sodium acetate pH 4.6, 1.8 M ammonium sulfate) and crystal seed stock. Cyro condition was well solution with 25% ethylene glycol added
Unit Cell:
a: 95.656 Å b: 115.906 Å c: 84.955 Å α: 90.000° β: 128.932° γ: 90.000°
Symmetry:
Space Group: C 1 2 1
Crystal Properties:
Matthew's Coefficient: 3.34 Solvent Content: 63.2
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 MOLECULAR REPLACEMENT FREE R-VALUE 2.10 37.21 78715 3821 94.72 0.2107 0.2293 87.99
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
2.10 40 96.7 ? ? 14.34 3.4 ? 40926 ? ? 61.38
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 2.10 2.22 95.7 ? ? 1.09 3.5 ?
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 22-ID 1.00 APS 22-ID
Software
Software Name Purpose Version
PHENIX refinement 1.21.2_5419
XDS data reduction .
XDS data scaling .
PHASER phasing .
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