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Crystal structure of two tandem RNA recognition motifs of Human antigen R
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FXL PDB ENTRY 1FXL
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 287 1.5M Lithium sulfate monohydrate, 0.1M Tris, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 287K
Crystal Properties Matthews coefficient Solvent content 2.14 42.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.181 α = 90 b = 132.724 β = 90 c = 31.102 γ = 90
Symmetry Space Group P 21 21 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 IMAGE PLATE MAR scanner 345 mm plate 2010-04-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R 0.99985
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 2.9 50 97.3 4179 4062
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.9 3 92.9 0.465 0.366 2.26 3.4
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1FXL 2.9 39.33 3862 186 97.33 0.26458 0.26315 0.2944 0.2705 RANDOM 59.645
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] -6.55 -4.55 11.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.821 r_dihedral_angle_4_deg 26.828 r_dihedral_angle_3_deg 18.97 r_dihedral_angle_1_deg 6.076 r_scangle_it 1.387 r_angle_refined_deg 1.25 r_scbond_it 0.774 r_mcangle_it 0.653 r_mcbond_it 0.351 r_chiral_restr 0.078
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.821 r_dihedral_angle_4_deg 26.828 r_dihedral_angle_3_deg 18.97 r_dihedral_angle_1_deg 6.076 r_scangle_it 1.387 r_angle_refined_deg 1.25 r_scbond_it 0.774 r_mcangle_it 0.653 r_mcbond_it 0.351 r_chiral_restr 0.078 r_bond_refined_d 0.009 r_gen_planes_refined 0.004 r_bond_other_d r_angle_other_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_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1176 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 20
Software Software Software Name Purpose HKL-2000 data collection PHASER phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling