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Crystal structure of glucagon analog composed of D-amino acids with mono-stereoinversion at position 23 (L-Val23) in space group I41 at 1.33 A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6PHO PDB entry 6PHO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 293 2.5 M sodium chloride, 0.1 M imidazole, pH 8
Crystal Properties Matthews coefficient Solvent content 2.08 40.73
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 39.956 α = 90 b = 39.956 β = 90 c = 38.554 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 100 CMOS RDI CMOS_8M 2017-09-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 4.2.2 1.00003 ALS 4.2.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Rrim I (All) 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 1.33 28.25 99.8 0.051 0.055 0.021 0.999 20.6 6.9 7026
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.33 1.38 100 0.901 0.998 0.422 0.629 1.5 5.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE PDB entry 6PHO 1.33 28.25 1.34 7008 438 99.64 0.1634 0.1612 0.1647 0.19 0.1907
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 f_angle_d 0.693 f_dihedral_angle_d 0.109 f_chiral_restr 0.029 f_bond_d 0.004 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 214 Nucleic Acid Atoms Solvent Atoms 44 Heterogen Atoms 1
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing