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A processed non-coding RNA regulates a bacterial antiviral system
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2XDD PDB ENTRY 2XDD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 0.01M COCL2, 0.1M MES PH6.5, 1.8M (NH4)2SO4
Crystal Properties Matthews coefficient Solvent content 2.7 0.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.65 α = 90 b = 183.65 β = 90 c = 183.65 γ = 90
Symmetry Space Group I 41 3 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC CCD SINGLE SILICON (111) MONOCHROMATOR 2009-07-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04 Diamond I04
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.55 75 100 0.15 13.9 20 18604 3 62.05
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.55 99.5 0.78 1.7 20.7
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT PDB ENTRY 2XDD 2.55 45.91 1.52 32638 1630 100 0.178 0.176 0.1666 0.212 0.1582 73.9
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 20.486 f_angle_d 2.563 f_chiral_restr 0.08 f_bond_d 0.009 f_plane_restr 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1316 Nucleic Acid Atoms 764 Solvent Atoms 100 Heterogen Atoms 26
Software Software Software Name Purpose PHENIX refinement MOSFLM data reduction SCALA data scaling PHASER phasing