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CRYSTAL STRUCTURE OF A 3D DOMAIN-SWAPPED DIMER OF BOVINE PANCREATIC RIBONUCLEASE A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RTB PDB ENTRY 1RTB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 100 MM PHOSPHATE BUFFER (PH 7.5) 1.6 M AMMONIUM SULFATE 0.6 M NACL 2% PEG400
Crystal Properties Matthews coefficient Solvent content 2.7 61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57 α = 90 b = 57 β = 90 c = 81.41 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 IMAGE PLATE RIGAKU MIRRORS 1997-10-26 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH2R
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.1 40 96 0.097 8 1.8 16601 25.5
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.1 2.18 92 0.263 2 1.7
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-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1RTB 2.1 10 16471 1598 96.2 0.192 0.192 0.2084 0.256 RANDOM 20.1
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 x_dihedral_angle_d 25.8 x_angle_deg 1.56 x_scangle_it 1.55 x_improper_angle_d 1.38 x_mcangle_it 1.22 x_scbond_it 0.94 x_mcbond_it 0.69 x_bond_d 0.01 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.8 x_angle_deg 1.56 x_scangle_it 1.55 x_improper_angle_d 1.38 x_mcangle_it 1.22 x_scbond_it 0.94 x_mcbond_it 0.69 x_bond_d 0.01 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1902 Nucleic Acid Atoms Solvent Atoms 93 Heterogen Atoms 3
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing