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sfGFP mutant with unnatural amino acid 4-azidoethoxy-L-phenylalanine incorporated at the 149 site
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2B3P
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 298 A 40 mg/mL solution of sfGFP-149-AePhe in a 20 mM Hepes buffer pH 7.5 was combined with a precipitation solution (20% PEG 8000, 100 mM Hepes pH 7.5) in a 1:1 ratio to form crystals in a sitting drop well at room temperature
Crystal Properties Matthews coefficient Solvent content 1.99 38.08
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 129.917 α = 90 b = 37.492 β = 106.31 c = 91.848 γ = 90
Symmetry Space Group C 1 2 1
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 315 2015-04-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E 0.979 APS 24-ID-E
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 1.45 50 96.4 0.089 16.5 3.8 73332 73332
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 1.45 1.48 94.3 0.385 1.9 3.9
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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2B3P 1.45 45.262 1.38 73001 1991 96.2 0.1756 0.1747 0.1768 0.2083 0.2078 Random selection
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 14.442 f_angle_d 1.357 f_chiral_restr 0.079 f_bond_d 0.009 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3644 Nucleic Acid Atoms Solvent Atoms 553 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling PHASER phasing