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Crystal structure of Era in complex with MgGDPNP and nucleotides 1506-1542 of 16S ribosomal RNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3IEV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.2 292 0.2M calcium acetate, 40% (v/v) MPD, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 292K
Crystal Properties Matthews coefficient Solvent content 2.61 52.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 88.946 α = 90 b = 85.604 β = 111.2 c = 67.184 γ = 90
Symmetry Space Group C 1 2 1
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 MARMOSAIC 225 mm CCD mirrors 2008-10-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-BM 1.0 APS 22-BM
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 2.05 30 93.7 0.078 14.4 5.5 27524 -6 -3 45.2
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 2.05 2.12 72.9 0.665 2.18 3 2143
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 3IEV 2.05 25.913 1.34 27524 27524 1404 93.35 0.1908 0.1881 0.1802 0.2427 0.2336 random 62.1928
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 16.003 f_angle_d 1.167 f_chiral_restr 0.072 f_bond_d 0.008 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2395 Nucleic Acid Atoms 724 Solvent Atoms 91 Heterogen Atoms 70
Software Software Software Name Purpose SCALEPACK data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction MAR345dtb data collection HKL-2000 data reduction