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Crystal structure of human zinc insulin at pH 6.5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 2 mcL protein (6 mg/mL) + 2 mcL well 0.1 M MES buffer pH 6.5, 1.6 M MgSO4 (directly from the commercially available kit Hampton Crystal Screen II, formulation 20)
Crystal Properties Matthews coefficient Solvent content 1.86 34.02
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.691 α = 90 b = 81.691 β = 90 c = 33.78 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 OXFORD TITAN CCD 2012-09-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE OXFORD DIFFRACTION ENHANCE ULTRA 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) 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 1.8 13.62 99.8 0.103 0.057 0.989 8.5 4.1 7764
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.8 1.84 99.8 0.381 0.321 0.67 2 2.2 437
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-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 1.8 13.62 7264 364 98.01 0.1865 0.1845 0.2057 0.2263 0.2531 RANDOM 24.902
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] -0.64 -0.64 1.28
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.71 r_dihedral_angle_4_deg 29.518 r_dihedral_angle_3_deg 17.643 r_dihedral_angle_1_deg 8.14 r_angle_refined_deg 2.11 r_angle_other_deg 1.052 r_chiral_restr 0.125 r_bond_refined_d 0.021 r_gen_planes_refined 0.01 r_bond_other_d 0.002
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.71 r_dihedral_angle_4_deg 29.518 r_dihedral_angle_3_deg 17.643 r_dihedral_angle_1_deg 8.14 r_angle_refined_deg 2.11 r_angle_other_deg 1.052 r_chiral_restr 0.125 r_bond_refined_d 0.021 r_gen_planes_refined 0.01 r_bond_other_d 0.002 r_gen_planes_other 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 808 Nucleic Acid Atoms Solvent Atoms 64 Heterogen Atoms 5
Software Software Software Name Purpose Aimless data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction CrysalisPro data collection CrysalisPro data reduction