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Structural basis for recognition of UUUOH 3'-terminii of nascent RNA pol III transcripts by La autoantigen
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 277 PEG 3350, lithium sulfate, potassium chloride, acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.26 45
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 153.69 α = 90 b = 54.001 β = 90 c = 56.684 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 MARRESEARCH 2004-10-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-BM 0.97946 APS 19-BM
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 2.3 40 99.8 0.148 0.148 5 20734 2 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 2.3 2.38 98.5 0.451
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD THROUGHOUT 2.29 40 2 20734 20734 1114 99.51 0.22213 0.21866 0.2182 0.28829 0.2847 RANDOM 26.661
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] 1.91 -1.03 -0.88
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.972 r_dihedral_angle_4_deg 21.176 r_dihedral_angle_3_deg 15.748 r_dihedral_angle_1_deg 7.203 r_scangle_it 3.571 r_scbond_it 2.328 r_angle_refined_deg 1.726 r_mcangle_it 1.471 r_mcbond_it 0.929 r_nbtor_refined 0.305
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.972 r_dihedral_angle_4_deg 21.176 r_dihedral_angle_3_deg 15.748 r_dihedral_angle_1_deg 7.203 r_scangle_it 3.571 r_scbond_it 2.328 r_angle_refined_deg 1.726 r_mcangle_it 1.471 r_mcbond_it 0.929 r_nbtor_refined 0.305 r_symmetry_vdw_refined 0.243 r_nbd_refined 0.21 r_symmetry_hbond_refined 0.193 r_xyhbond_nbd_refined 0.149 r_chiral_restr 0.103 r_bond_refined_d 0.016 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3038 Nucleic Acid Atoms 366 Solvent Atoms 129 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling SHARP phasing