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Crystal Structure of RNA Polymerase I Transcription Initiation Factor Rrn3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 293 14% PEG 3350, 250 mM sodium-potassium-tartrate, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.67 53.85
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 96.77 α = 90 b = 101.77 β = 90 c = 162.01 γ = 90
Symmetry Space Group P 21 21 21
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 315r 2008-09-22 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 1.0086, 1.0094, 1.0129 ESRF ID29
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 2.85 50 99.9 38079 38054
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2 2.85 2.92 100
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 (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 2.85 48.55 38079 38054 1900 99.96 0.2099 0.2082 0.2418 0.2239 RANDOM 62.5
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] 7.8169 -23.5086 15.6916
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 20.59 t_omega_torsion 2.48 t_angle_deg 1.13 t_bond_d 0.01 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_chiral_improper_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7972 Nucleic Acid Atoms Solvent Atoms 103 Heterogen Atoms
Software Software Software Name Purpose MxCuBE data collection SHARP phasing BUSTER refinement XDS data reduction XSCALE data scaling