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Crystal structure of RNA:DNA dodecamer corresponding to HIV-1 polypurine tract, at 1.6 A resolution.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PJO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.5 292 40% MPD, 0.04M hexamminecobalt(III) chloride, 0.02M magnesium chloride, 0.04M lithium chloride, 0.04M sodium cacodylate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Crystal Properties Matthews coefficient Solvent content 1.94 36.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.904 α = 90 b = 41.904 β = 90 c = 57.24 γ = 120
Symmetry Space Group P 32 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 MAR CCD 165 mm 2009-12-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X13 EMBL/DESY, HAMBURG X13
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 50 99.5 0.04 41.7 6.7 8012 -3
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 99.6 0.55 2.851 5.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 1PJO 1.6 15.32 7994 7204 790 99.5 0.186 0.181 0.1886 0.229 0.2361 RANDOM 23.02
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] 0.25 0.13 0.25 -0.38
RMS Deviations Key Refinement Restraint Deviation r_angle_refined_deg 2.258 r_angle_other_deg 1.758 r_gen_planes_refined 0.033 r_bond_refined_d 0.02 r_bond_other_d 0.011 r_gen_planes_other 0.009 r_dihedral_angle_1_deg r_dihedral_angle_2_deg r_dihedral_angle_3_deg r_dihedral_angle_4_deg
RMS Deviations Key Refinement Restraint Deviation r_angle_refined_deg 2.258 r_angle_other_deg 1.758 r_gen_planes_refined 0.033 r_bond_refined_d 0.02 r_bond_other_d 0.011 r_gen_planes_other 0.009 r_dihedral_angle_1_deg r_dihedral_angle_2_deg r_dihedral_angle_3_deg r_dihedral_angle_4_deg r_chiral_restr 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_it r_mcbond_other r_mcangle_it r_scbond_it r_scangle_it 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 497 Solvent Atoms 76 Heterogen Atoms 3
Software Software Software Name Purpose MAR345dtb data collection PHASER phasing REFMAC refinement DENZO data reduction SCALEPACK data scaling