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Structure of the rhombohedral form of the M-cresol/insulin R6 hexamer
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 SLOW COOLING 8.5 298 30 mg insulin, 3.0 ml of 0.02 M HCl, 0.3 ml of 0.15 M Zinc Acetate,
1.5 ml of 0.2 M Sodium Citrate, 1.2 ml of 2.5% m-cresol in acetone, 0.36 gm sodium chloride, pH 8.5, SLOW COOLING, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.03 39.41
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 78.866 α = 90 b = 78.866 β = 90 c = 39.465 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 RIGAKU RAXIS IV OSMIC CONFOCAL MIRRORS 2000-01-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
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 1.7 19.72 92.8 0.047 60.6 6.9 9334 9334 30.6
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 1.78 1.83 82.6 0.173 10 3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 Selection Details Mean Isotropic B X-RAY DIFFRACTION THROUGHOUT 1.78 19.72 8552 8552 885 97.3 0.2 0.2 0.2 0.1994 0.266 Random 33.2
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] -0.96 0.73 -0.96 1.92
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.3 c_scangle_it 3.41 c_mcangle_it 2.72 c_scbond_it 2.36 c_mcbond_it 1.78 c_angle_deg 1.37 c_improper_angle_d 0.9 c_bond_d 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 755 Nucleic Acid Atoms Solvent Atoms 88 Heterogen Atoms 28
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNS phasing