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The X-ray crystal structure of a dimeric variant of human pancreatic ribonuclease
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 293 20% PEG 8000, 0.1M ammonium sulphate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.04 59.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.506 α = 90 b = 74.319 β = 90 c = 128.533 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 MAR CCD 165 mm 2005-10-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.00 ELETTRA 5.2R
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 2.7 20 100 6 19485 1 2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.7 19.82 18448 992 99.51 0.20074 0.1984 0.2037 0.24587 0.2477 RANDOM 26.799
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] 0.3 0.13 -0.43
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.41 r_dihedral_angle_4_deg 19.19 r_dihedral_angle_3_deg 13.815 r_dihedral_angle_1_deg 6.291 r_angle_refined_deg 1.675 r_angle_other_deg 1.292 r_chiral_restr 0.087 r_bond_refined_d 0.014 r_gen_planes_refined 0.009 r_bond_other_d 0.007
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.41 r_dihedral_angle_4_deg 19.19 r_dihedral_angle_3_deg 13.815 r_dihedral_angle_1_deg 6.291 r_angle_refined_deg 1.675 r_angle_other_deg 1.292 r_chiral_restr 0.087 r_bond_refined_d 0.014 r_gen_planes_refined 0.009 r_bond_other_d 0.007 r_gen_planes_other 0.006 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it r_scbond_it r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3832 Nucleic Acid Atoms Solvent Atoms 211 Heterogen Atoms 69
Software Software Software Name Purpose CCP4 refinement PHASER phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling