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DELETION OF A BURIED SALT BRIDGE IN BARNASE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 DROP: 8-12 MG/ML PROTEIN 6 MM ZNSO4 0.6 M (NH4)2SO4 WELL: 2.58-2.73 M AMMONIUM PHOSPHATE BUFFER, PH 7.5 1-2 MM ZNSO4 0.15-0.30 M (NH4)2SO4 5-10 MM NH4OH
Crystal Properties Matthews coefficient Solvent content 2.11 42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.75 α = 90 b = 57.75 β = 90 c = 81.28 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 100 IMAGE PLATE MARRESEARCH SUPER DOUBLE MIRRORS 1995-11-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ELLIOTT GX-13
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 2.03 18.42 96.2 0.069 13.73 1.8 18864 15.12
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) 2.03 2.05 72.2 0.144 5.29 1.5
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-Work (Depositor) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION OTHER THROUGHOUT 2.03 18.38 17900 96.2 0.17 0.228 0.2195 17.39
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 p_transverse_tor 17.4 p_staggered_tor 14.7 p_planar_tor 3.9 p_scangle_it 2.414 p_mcangle_it 2.215 p_scbond_it 1.659 p_mcbond_it 1.461 p_angle_d 0.27 p_multtor_nbd 0.248 p_singtor_nbd 0.168
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 17.4 p_staggered_tor 14.7 p_planar_tor 3.9 p_scangle_it 2.414 p_mcangle_it 2.215 p_scbond_it 1.659 p_mcbond_it 1.461 p_angle_d 0.27 p_multtor_nbd 0.248 p_singtor_nbd 0.168 p_xyhbond_nbd 0.157 p_chiral_restr 0.097 p_planar_d 0.026 p_bond_d 0.01 p_angle_deg p_hb_or_metal_coord p_plane_restr p_xhyhbond_nbd p_orthonormal_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2585 Nucleic Acid Atoms Solvent Atoms 354 Heterogen Atoms 1
Software Software Software Name Purpose X-PLOR model building REFMAC refinement iMOSFLM data reduction CCP4 data scaling X-PLOR phasing