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Room temperature structure of RNase A at atmospheric pressure
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2E3W
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 295 10-20 mg/ml protein dissolved in 0.1 M sodium acetate pH 4.5 was mixed in a 1:1 ratio with precipitant containing 0.1 M sodium acetate pH 4.5, 1.2-1.5 M ammonium sulphate and 2-2.5 M sodium chloride and equilibrated for one to two days at room-temperature.
Crystal Properties Matthews coefficient Solvent content 2.86 56.92
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.52 α = 90 b = 64.52 β = 90 c = 65.14 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 295 PIXEL DECTRIS PILATUS3 X CdTe 2M 2019-09-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PETRA III, DESY BEAMLINE P11 0.477 PETRA III, DESY P11
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) 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 1.64 28.14 99.79 0.1685 0.0515 0.995 7.76 11.2 19611 23.03
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.64 1.69 99.38 2.139 0.6683 0.334 1.02
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2E3W 1.64 28.14 1.34 19598 1535 99.83 0.1573 0.1548 0.1889 0.1901 35.68
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 11.7154 f_angle_d 1.0701 f_chiral_restr 0.0526 f_bond_d 0.0083 f_plane_restr 0.0069
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 951 Nucleic Acid Atoms Solvent Atoms 81 Heterogen Atoms 14
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing