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xpt-pbuX C74U Riboswitch from B. subtilis bound to acetoguanamine identified by virtual screening
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2G9C PDB ENTRY 2G9C
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 10MM K-HEPES PH 7.5, 12MM COBALT HEXAMMINE, 800MM AMMONIUM ACETATE, 25% PEG 4000
Crystal Properties Matthews coefficient Solvent content 2.25 45.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 132.165 α = 90 b = 35.068 β = 90.06 c = 41.798 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 ADSC QUANTUM 210 2009-11-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-1 ESRF ID14-1
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 1.6 66.08 98.5 0.04 30.2 3.7 25334
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 1.6 1.66 98.1 0.4 2.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 PDB ENTRY 2G9C 1.59 66.08 23956 1280 97.53 0.19968 0.19783 0.1957 0.23424 0.2315 RANDOM 25.438
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] 0.87 0.11 -0.59 -0.28
RMS Deviations Key Refinement Restraint Deviation r_scangle_it 1.806 r_angle_refined_deg 1.546 r_scbond_it 1.271 r_mcangle_it 1.135 r_mcbond_it 0.744 r_chiral_restr 0.073 r_bond_refined_d 0.009 r_gen_planes_refined 0.009 r_bond_other_d r_angle_other_deg
RMS Deviations Key Refinement Restraint Deviation r_scangle_it 1.806 r_angle_refined_deg 1.546 r_scbond_it 1.271 r_mcangle_it 1.135 r_mcbond_it 0.744 r_chiral_restr 0.073 r_bond_refined_d 0.009 r_gen_planes_refined 0.009 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_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 1382 Solvent Atoms 216 Heterogen Atoms 61
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling MOLREP phasing