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Crystal Structure of an RNA Quadruplex Containing Inosine-tetrad
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 7 298 KCl, CaCl2, MPD , pH 7.0, EVAPORATION, temperature 298K
Crystal Properties Matthews coefficient Solvent content 1.82 32.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 29.06 α = 90 b = 52.738 β = 102.98 c = 37.344 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray CCD ADSC QUANTUM 210 2003-07-09 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 14-BM-D 0.9195,0.9200,0.8984 APS 14-BM-D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.4 30 95.3 6.87 23152
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.4 1.45 71.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 MAD THROUGHOUT 1.4 8 19509 19509 1006 95.23 0.19781 0.19781 0.19514 0.2588 0.25002 0.2923 RANDOM 29.058
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] 0.36 -1.66 -2.35 1.24
RMS Deviations Key Refinement Restraint Deviation r_sphericity_free 3.507 r_sphericity_bonded 3.436 r_scangle_it 3.07 r_angle_refined_deg 2.78 r_scbond_it 2.488 r_rigid_bond_restr 1.969 r_nbd_refined 0.351 r_chiral_restr 0.291 r_symmetry_metal_ion_refined 0.283 r_nbtor_refined 0.265
RMS Deviations Key Refinement Restraint Deviation r_sphericity_free 3.507 r_sphericity_bonded 3.436 r_scangle_it 3.07 r_angle_refined_deg 2.78 r_scbond_it 2.488 r_rigid_bond_restr 1.969 r_nbd_refined 0.351 r_chiral_restr 0.291 r_symmetry_metal_ion_refined 0.283 r_nbtor_refined 0.265 r_xyhbond_nbd_refined 0.254 r_metal_ion_refined 0.176 r_symmetry_vdw_refined 0.163 r_symmetry_hbond_refined 0.127 r_gen_planes_refined 0.012 r_bond_refined_d 0.01 r_bond_other_d r_angle_other_deg r_dihedral_angle_1_deg r_dihedral_angle_2_deg r_dihedral_angle_3_deg r_dihedral_angle_4_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 970 Solvent Atoms 178 Heterogen Atoms 12
Software Software Software Name Purpose REFMAC refinement ADSC data collection d*TREK data scaling SOLVE phasing