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Crystal structure of Staphylococcal nuclease mutant T120S
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EY0 1EY0.pdb
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 277 50mM phosphate buffer, 45% MPD, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.06 43.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 48.082 α = 90 b = 48.082 β = 90 c = 63.703 γ = 90
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 RAXIS IV M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5418
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 1.7 6 14203 14203
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R 1EY0.pdb 1.7 6 14203 14203 747 90.9 0.19831 0.19831 0.1983 0.2385 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 12 1149
RMS Deviations Key Refinement Restraint Deviation s_similar_adp_cmpnt 0.14 s_non_zero_chiral_vol 0.053 s_zero_chiral_vol 0.039 s_from_restr_planes 0.0257 s_angle_d 0.023 s_bond_d 0.007 s_anti_bump_dis_restr 0.006 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1111 Nucleic Acid Atoms Solvent Atoms 67 Heterogen Atoms
Software Software Software Name Purpose SHELXL-97 refinement XTALVIEW refinement SCALEPACK data scaling