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Crystal structure of bovine pancreatic ribonuclease A variant (V54A)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FS3 PDB entry 1FS3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 298 ammonium sulfate, sodium chloride, sodium acetate, pH 6.0, vapor diffusion, hanging drop, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.76 55.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.049 α = 90 b = 64.049 β = 90 c = 63.686 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 273 CCD Nonius Kappa CCD 2005-03-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE ENRAF-NONIUS FR590 0.7107
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 10 90.8 0.111 9 23442
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.4 1.45 44.6 0.782 2576
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB entry 1FS3 1.6 6 19618 1946 98.5 0.2 0.2688 0.24 0.2621 RANDOM 16.617
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] 0.14 -0.21 0.14 -0.28
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 24.9 c_scangle_it 7.36 c_scbond_it 5.48 c_mcangle_it 4.39 c_mcbond_it 3.53 c_angle_deg 1.6 c_improper_angle_d 1.01 c_bond_d 0.012
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 949 Nucleic Acid Atoms Solvent Atoms 225 Heterogen Atoms 8
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement PDB_EXTRACT data extraction HKL-2000 data collection CNS phasing