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Backbone Modifications in the Protein GB1 Helix: beta-3-Ala24, beta-3-Lys28, beta-3-Gln32, beta-3-Asp36
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2QMT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 298 0.2 M calcium chloride, 0.1 M sodium acetate pH 4.6, 30% v/v isopropanol
Crystal Properties Matthews coefficient Solvent content 1.91 35.53
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.944 α = 90 b = 65.944 β = 90 c = 21.896 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 CCD RIGAKU SATURN 944 2012-08-30 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E SUPERBRIGHT 1.5418
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 2.2 23.31 96.6 0.102 11 5.46 2418 23.01
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 2.2 2.28 98.8 0.296 3.2 5.42 239
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 2QMT 2.201 23.315 1.48 2411 104 96.25 0.2345 0.2334 0.2378 0.26 0.2559 38.0906
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_dihedral_angle_d 15.327 f_angle_d 1.139 f_chiral_restr 0.089 f_bond_d 0.007 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 440 Nucleic Acid Atoms Solvent Atoms 37 Heterogen Atoms 8
Software Software Software Name Purpose CrystalClear data collection CrystalClear phasing PHASER phasing PHENIX refinement PDB_EXTRACT data extraction d*TREK data scaling