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GUAA tetraloop mutant of Sarcin/Ricin domain from E. Coli 23 S rRNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 483D
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 292 ammonium sulfate, potassium MOPS, magnesium chloride, manganese chloride, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Crystal Properties Matthews coefficient Solvent content 2.15 42.73
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.974 α = 90 b = 22.534 β = 101.72 c = 58.465 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 CUSTOM-MADE 2000-07-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.97764 APS 19-ID
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 1.4 40 97.9 0.072 0.072 21.8 6.3 14372 14372 -3
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) 1.4 1.42 80 0.323 0.323 2.3
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 (All) 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 FREE R 483D 1.41 29 14372 14372 1419 97.9 0.1637 0.1637 0.164 0.1513 0.207 0.1879 RANDOM
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 2 662.5
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.079 s_angle_d 0.028 s_from_restr_planes 0.0195 s_bond_d 0.01 s_anti_bump_dis_restr 0.009 s_similar_adp_cmpnt 0.006 s_similar_dist s_zero_chiral_vol s_non_zero_chiral_vol s_rigid_bond_adp_cmpnt
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 582 Solvent Atoms 109 Heterogen Atoms
Software Software Software Name Purpose SHELXL-97 refinement SCALEPACK data scaling CNS refinement DENZO data reduction CNS phasing