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Crystal structure of the complex of subtilisin BPN' with chymotrypsin inhibitor 2 M59R/E60S mutant
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TM3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 277 potassium phosphate, PEG 8000, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.3 45.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 115.381 α = 90 b = 115.381 β = 90 c = 42.907 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 CCD ADSC QUANTUM 4 2003-06-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.3.1 1.000 ALS 8.3.1
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 32.55 99.6 0.157 7.4 4.9 22160 22160 -3
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1TM3 2 32.55 22156 21026 1130 99.16 0.19996 0.19996 0.1971 0.2001 0.25207 0.2532 inherited from 1TM3 26.581
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] -0.52 -0.26 -0.52 0.78
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.881 r_scangle_it 4.393 r_scbond_it 2.783 r_mcangle_it 1.826 r_angle_refined_deg 1.81 r_mcbond_it 1.088 r_symmetry_hbond_refined 0.301 r_nbd_refined 0.219 r_symmetry_vdw_refined 0.206 r_xyhbond_nbd_refined 0.166
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.881 r_scangle_it 4.393 r_scbond_it 2.783 r_mcangle_it 1.826 r_angle_refined_deg 1.81 r_mcbond_it 1.088 r_symmetry_hbond_refined 0.301 r_nbd_refined 0.219 r_symmetry_vdw_refined 0.206 r_xyhbond_nbd_refined 0.166 r_chiral_restr 0.131 r_metal_ion_refined 0.083 r_bond_refined_d 0.023 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2461 Nucleic Acid Atoms Solvent Atoms 114 Heterogen Atoms 2
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling TRUNCATE data reduction EPMR phasing REFMAC refinement CCP4 data scaling TRUNCATE data scaling